Careers at Five9

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. We are seeking a highly experienced Senior DevOps Engineer – Infra Services with strong operational expertise in enterprise DNS platforms to implement and support our current and future DNS & Kubernetes architecture in private cloud. You will be directly responsible for ensuring the scalability, resilience, automation, and performance optimization of our DNS & Kubernetes environment by leveraging Infrastructure-as-Code (IaC) tools like Ansible, Python and Terraform This is a deeply technical role requiring expert-level understanding of DNS, Kubernetes and extensive working knowledge on Linux Operating systems. You will also collaborate with platform and SRE teams to maintain secure, performant, and multi-tenant-isolated services that serve high-throughput, mission-critical applications. Key Responsibilities Implementand support large scale DNS Architecture that stretches private & public cloud across multiple regions. Implement and support Infoblox DDI solutions (DNS, IPAM, DHCP), Cloudflare DNS management, Google & AWS DNS services . Implement and support multi-tenant Kubernetes clusters leveraging BareMetal servers and Software defined storage protocols. Implement Infrastructure as code leveraging CI/CD automation, Ansible, Terraform/Pulumi, Python and Bash for automated provisioning of DNS services. Implementcontinuous delivery pipelines for Infrastructure updates, including patch management, service upgrade testing, and rollback procedures. Develop automated monitoring, alerting, and healing mechanisms using GitOps principles and observability stacks (e.g., Prometheus, Loki, Grafana). Harden services for high availability, disaster recovery, and scale-out operations. Perform deep-dive troubleshooting and performance analysis of Infrastructure services across hypervisors, backend storage protocols and networking layers. Be involved in Change management and Global team collaboration Participate in on-call rotation, incident response, and root cause analysis for platform reliability issues. Minimum Qualifications 5+ in managing global DNS & Kubernetes on Linux Operating Systems. Expertise with Infoblox DDI systems (or similar enterprise DNS systems), Bind9, CloudFlare, GCP and AWS DNS services. Expert knowledge in managing Kubernetes and Ubuntu Linux systems. Proven experience automating infrastructure processes and deployments using Ansible, Terraform, Python, and CI/CD pipelines , with demonstrated ability to drive and scale a culture of automation. Strong Linux (RHEL/CentOS/Ubuntu) systems engineering background with advanced scripting inPython, Bash, or Familiar with various Infrastructure technology stacks like Hypervisor Technologies (KVM, Vsphere,), storage protocols (SDS) (iSCSI, NFS, CEPH), L2/L3 Networking Strong experience supporting mission critical 24x7 customer facing production environments. Ability to write technical documentation and contribute to community wikis or knowledge bases. Preferred Qualifications Good understanding of overall Enterprise Common Infrastructure service implementations with a focus on DNS & Kubernetes. Understanding of security best practices for system patching and security compliance (e.g., CIS, NIST). Background in telco, edge cloud, or large enterprise infrastructure environments. Experience building and maintainingautomated test environments for system upgrades and DNS migrations. Bachelor’s degree in computer science, IT, Engineering, or a related field preferred; equivalent experience and relevant industry certifications will also be considered. What You’ll Get A collaborative team that’s deeply invested in infrastructure excellence. Complex technical challenges that require creative, scalable solutions. The opportunity to shape a next-generation private cloud platform-built reliability. Access to the latest tools, frameworks, and upstream project developments. Skills and Attributes: Analytical Thinking & Problem Solving: Demonstrated ability to translate complex, cross-domain requirements into scalable and resilient cloud infrastructure and automation solutions. Collaboration & Teamwork: Strong interpersonal and communication skills with a proven track record of effective collaboration across multidisciplinary teams, including developers, operations, security, and product stakeholders. Mentorship & Leadership: Passionate about knowledge-sharing and mentorship, with experience guiding junior engineers and fostering a team culture of continuous learning, innovation, and technical excellence in cloud engineering and DevOps practices. Work Location: This role is fully remote for candidates who reside outside the 30 mile radius of one of our offices. For candidates who reside within a 30 mile radius of one of our offices, this role is Hybrid and would require 3 days a week (T, W, TH) in office. As part of our continued commitment to diversity, equity, and inclusion, Five9 supports pay transparency during the entire recruitment process. Actual compensation packages are based on several factors that are unique to each candidate including, but not limited to: skill set, depth of experience, certifications, and specific work location. The range displayed reflects the minimum and maximum target for new hire salaries for the job across the United States. Your recruiter can share more about the specific compensation package during your hiring process. Additionally, the total compensation package for this position may also include an annual performance bonus, stock, and/or other applicable incentive compensation plans. Our total reward package also includes: Health, dental, and vision coverage, beginning on the first day of employment. Five9 covers 100% of the employee portion of the health, dental and vision coverage and shares a high portion of the dependent cost. We also offer Short & Long-Term Disability, Basic Life Insurance, and a 401k saving plan with employer matching. Access to an innovative mental health support platform that offers personalized care and resources in areas such as: therapy, coaching and self-guided mindfulness exercises for all covered employees and their covered dependents. Generous employee stock purchase plan. Paid Time Off, Company paid holidays, paid volunteer hours and 12 weeks paid parental leave. All compensation and benefits are subject to the requirements and restrictions set forth in the applicable plan documents and any written agreements between the parties. The US base salary range for this role is below. $90,700 — $252,200 USD Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. About the Role We are seeking a highly experienced Sr DevOps Engineer – Compute Platforms with strong operational expertise in enterprise compute platform s to implement, and support Kubernetes on baremetal and hypervisor platforms in a private cloud environment. This role focuses on the deployment, automation, support, and continuous improvement of large-scale compute environments spanning bare metal infrastructure, virtualization, private cloud, and Kubernetes platforms using Infrastructure-as-Code and GitOps practices. This is a deeply technical role requiring expert-level understanding of compute hardware management, Kubernetes , OpenStack, hypervisors and extensive working knowledge on Linux Operating systems. You will also collaborate with platform and SRE teams to maintain secure, performant, and multi-tenant-isolated services that serve high-throughput, mission-critical applications. Key Responsibilities Operate and support enterprise compute platforms across hardware, OS, virtualization, and container orchestration layers Develop and improve automation for provisioning, patching, upgrades, validation, and routine platform work using tools such as Ansible, Terraform, Helm, Git, Bash, Python, or similar technologies Deploy and Support Ubuntu-based systems, hypervisors, Kubernetes clusters, and related platform services in day-to-day operations Implement and maintain PXE-based provisioning environments leveraging Redfish APIs for large-scale server deployments Operate and support virtualization and private cloud platforms, including KVM on Ubuntu, OpenStack environments and Harvester HCI Monitor system performance, capacity, and availability; proactively address reliability risks Troubleshoot complex cross-stack issues spanning hardware, OS, virtualization, OpenStack, and Kubernetes Manage to SLAs, KPIs and error budgets Participate in on-call escalation support for complex platform-related issues Collaborate globally on change management, documentation, and operational best practices. Develop and maintain runbooks, operational procedures, and technical documentation Minimum Qualifications Minimum 6 years of experience as a DevOps Engineer, Site Reliability Engineer, or Infrastructure Operations Engineer with a strong focus on compute Strong hands-on experience operating bare metal compute environments at scale Experience with PXE boot, automated OS provisioning, and server imaging systems Practical experience supporting Bare Metal as a Service (BMaaS) platforms leveraging Redfish APIs Strong Linux administration skills, especially with Ubuntu Experience building and supporting CI/CD pipelines for infrastructure and platform automation Proficiency with Infrastructure as Code tools (e.g., Terraform, Ansible, or similar) Operational experience with virtualization and private cloud platforms, including KVM on Ubuntu, OpenStack operations and troubleshooting, Harvester HCI Experience deploying and operating production Kubernetes environments Strong scripting skills in Python, Bash, or similar languages Strong understanding on SRE functions like toil reduction, error budgets and meeting SLAs Proven troubleshooting and root cause analysis skills in complex distributed systems Excellent written and verbal communication skills Bachelor’s degree in computer science or equivalent professional experience. Preferred Qualifications O penStack , Ubuntu KVM administration. BareMetal as a Service (PXE, Redfish ) . Kubernetes on BareMetal Understanding CIS/NIST security and infrastructure lifecycle management. ITIL Foundation/advanced certifications in support of ITSM standard methodology. Background in telco, edge cloud, or large enterprise environments. Ubuntu Certifications, CNCF Certified Kubernetes Administrator ( CKA ), Certified Kubernetes Security Specialist ( CKS ) Master ’s degree in computer science , IT, Engineering, or a related field preferred; equivalent experience and relevant industry certifications will also be considered. What You’ll Get A collaborative team that’s deeply invested in infrastructure excellence. Complex technical challenges that require creative, scalable solutions. The opportunity to shape a next-generation private cloud platform-built reliability . Access to the latest tools, frameworks, and upstream project developments. Skills and Attributes: Analytical Thinking & Problem Solving: Demonstrated ability to translate complex, cross-domain requirements into scalable and resilient cloud infrastructure and automation solutions. Collaboration & Teamwork: Strong interpersonal and communication skills with a proven track record of effective collaboration across multidisciplinary teams, including developers, operations, security, and product stakeholders. Mentorship & Leadership: Passionate about knowledge-sharing and mentorship, with experience guiding junior engineers and fostering a team culture of continuous learning, innovation, and technical excellence in cloud engineering and DevOps practices. This role is hybrid and requires 3 days a week in office . Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. To complement our rapid growth, we are actively sourcing for a Network Engineer to operate in a 24/7 Software-as-a-Service (SaaS) environment maintaining IP Networking components in a production setting. In this role you will: Design, engineer, and oversee highly scalable CI/CD pipelines for automated testing, digital-twin dry-running, and zero-downtime deployment of configurations across massive physical and virtual network fabrics. Champion the "Network-as-Code" paradigm, establishing enterprise-wide GitOps workflows and enforcing source control (Git) as the absolute single source of truth for all network state, policy, and infrastructure design. Drive the strategic vision for network automation, designing complex, reusable code frameworks and Playbooks to permanently eliminate manual configuration and operational "toil" at a global scale. Design and optimize massive-scale software-defined networks (SDN) and container networking interfaces (CNIs) supporting ultra-high-throughput, multi-region cloud and bare-metal environments. Serve as the ultimate technical authority (SME / Tier 4) for complex network, routing, and overlay issues, rapidly deciphering and resolving the most difficult challenges across physical underlays and software-defined layers. Design and implement next-generation telemetry, monitoring, and alerting-as-code platforms, leveraging advanced heuristics for proactive auto-remediation of performance, security, and capacity issues. Key Responsibilities: Partner at a strategic level with Enterprise Designers, SRE leaders, and Platform teams to build and implement highly resilient, secure, and multi-tenant-isolated network infrastructure. Establish coding standards and write/review sophisticated Infrastructure-as-Code (IaC) using Ansible, Terraform, Helm, Python, and Bash. Lead the engineering, deployment, and optimization of modern overlay and container networking solutions, particularly VXLAN, OVN (Open Virtual Network), and Project Calico. Design the automation of complex security and traffic management policies across enterprise-grade firewalls (Palo Alto/Fortinet) and load balancers (F5 BIG-IP/Cloudflare/Octavia). Embed "Security-as-Code" directly into CI/CD pipelines, engineering automated validation gates for security groups, ACLs, and firewall rules prior to production pushes. Engineer robust, automated network validation suites to continuously verify network health, state, and complex routing tables (BGP, OSPF) pre- and post-deployment. Drive the adoption of code-based infrastructure definitions and dynamic, living technical documentation (e.g., NetBox, Git Markdown), setting the standard for documentation across the engineering organization. Requirements: 8+ years of progressive experience in Network Engineering, DevOps, or SRE roles, with a deeply established focus on large-scale network design, automation, and Infrastructure-as-Code (IaC). Expert-level proficiency in engineering complex network automation tooling utilizing Ansible, Terraform, and Python (including deep experience with network-specific libraries like Netmiko, Nornir, or NAPALM). Deep design and operational expertise with massive-scale software-defined networks (SDN) and overlays, specifically VXLAN, OVN, and Project Calico. Advanced mastery of Kubernetes networking designs (CNIs, Ingress controllers, Service Mesh, Kube-Proxy behaviors) at an enterprise scale. Extensive, expert-level experience engineering and automating enterprise edge, routing, and security fabrics, including Cisco Nexus (9k/7k/5k/2k), Arista, Versa SD-WAN, and firewalls (Palo Alto and Fortinet). Authoritative knowledge of API-driven application delivery and load balancing across monolithic and cloud-native stacks (e.g., F5 BIG-IP AS3, Cloudflare APIs, Octavia LBaaS). Deep Linux internals and networking expertise, including advanced knowledge of Linux network namespaces, virtual interfaces, eBPF/iptables, and kernel-level routing. CCIE-level (or equivalent) mastery of core routing protocols (BGP, OSPF, MPLS, EVPN) and a comprehensive understanding of how virtual/container overlay networks map to physical underlays. Extensive experience designing and scaling CI/CD platforms (e.g., GitLab CI, Jenkins, GitHub Actions) and implementing test-driven development (TDD) for infrastructure changes. Unparalleled troubleshooting capabilities utilizing advanced packet analysis (tcpdump/Wireshark), NetFlow, and log aggregation platforms to trace asymmetric routing and microburst traffic across hybrid fabrics. Proven track record of technical leadership, including mentoring mid-level engineers, leading design review boards, and driving cross-functional engineering initiatives. Deep telecommunications background—specifically VoIP, RTP, SIP peering/trunking, and Session Border Controllers (SBC)—is highly advantageous. Exceptional verbal and written communication skills, with the ability to translate complex technical concepts to executive stakeholders while fostering a collaborative, DevOps-oriented engineering culture. This role is fully remote for candidates who reside further than a 30 kilometer driving distance from either our Bangalore or Chennai offices . C andidates who reside within a 30 kilometer driving distance of one of our office location s w ould be require d to work in-office 3 days a week. Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. About the Role We are seeking a highly experienced Sr DevOps Engineer – Storage Platforms to build, automate and operate large-scale Software Defined Storage (SDS) and Kubernetes platforms in a private cloud environment. This role focuses on Storage Engineering with Infrastructure-as-Code and GitOps practices while ensuring scalability, resilience, and performance . This is a deeply technical role requiring expert-level understanding of Software Defined Storage , Kubernetes and extensive working knowledge on Linux Operating systems. You will also collaborate with platform and SRE teams to maintain secure, performant, and multi-tenant-isolated services that serve high-throughput, mission-critical applications. Key Responsibilities Deploy, automate, and operate large-scale Software Defined Storage architectures across private and public cloud regions within ITIL methodology. Deploy and support enterprise storage platforms (Pure Storage, HPE, NetApp) and SDS solutions (Ceph, Longhorn). Integrate self-service storage workflows for Kubernetes CSI and OpenStack consumers (VM and Baremetal). Implement and manage backup solutions (preferably Rubik). Build and maintain Infrastructure-as-Code for storage platforms using Ansible, Terraform, Helm and Git, with Python/Bash automation. Implement CI/CD pipelines for infrastructure updates, patching, upgrades, testing, and rollback. Implement and improve monitoring, alerting, and observability for storage systems (capacity, latency, IOPS, recovery health) using GitOps and tools such as Prometheus, Loki, and Grafana. Perform deep troubleshooting across storage, Kubernetes, hypervisors, networking, and Linux systems . Develop and maintain technical documentation , architecture diagrams, operational procedures, and runbooks Participate in on-call rotations , incident response, and root cause analysis. Collaborate globally on change management , documentation, and operational best practices. Minimum Qualifications 6+ years of experience managing enterprise storage and Kubernetes platforms on Linux. Strong hands-on experience with SDS solutions (Ceph, Longhorn) and storage migrations from legacy systems. Expertise with block, file, and object storage , including Fibre Channel (Cisco MDS) and IP-based protocols (NVMe-oF or iSCSI farbics). Expert knowledge of Kubernetes and Linux systems (Ubuntu, RHEL/CentOS). Proficiency with Infrastructure-as-Code (IaC) (Ansible, Terraform) for provisioning storage and backup schedules Expertise in backup technologies (preferably Rubik) Strong scripting skills in Python and Bash (Golang (GO) a plus). Experience operating 24x7 mission-critical production environments . Hands-on experience with KVM hypervisors (Suse Harvester, OpenStack) . Strong written and verbal communication skills. Proficiency with Git, CI/CD pipelines, and automated testing frameworks Ability to write technical documentation and contribute to community wikis or knowledge bases. Bachelor’s degree in computer science or equivalent professional experience. Preferred Qualifications O penStack Cinder multi-backend administration. Backup platforms (Rubri k ). Understanding of CIS/NIST security and infrastructure lifecycle management. ITIL Foundation/advanced certifications in support of ITSM standard methodology. Background in telco, edge cloud, or large enterprise environments. CNCF Certified Kubernetes Administrator ( CKA ), Certified Kubernetes Security Specialist ( CKS ) or Red Hat specialist in Ceph Storage Administrator (EX125) certifications . Master ’s degree in computer science , IT, Engineering, or a related field preferred; equivalent experience and relevant industry certifications will also be considered. What You’ll Get A collaborative team that’s deeply invested in infrastructure excellence. Complex technical challenges that require creative, scalable solutions. The opportunity to shape a next-generation private cloud platform-built reliability . Access to the latest tools, frameworks, and upstream project developments. Skills and Attributes: Analytical Thinking & Problem Solving: Demonstrated ability to translate complex, cross-domain requirements into scalable and resilient cloud infrastructure and automation solutions. Collaboration & Teamwork: Strong interpersonal and communication skills with a proven track record of effective collaboration across multidisciplinary teams, including developers, operations, security, and product stakeholders. Mentorship & Leadership: Passionate about knowledge-sharing and mentorship, with experience guiding junior engineers and fostering a team culture of continuous learning, innovation, and technical excellence in cloud engineering and DevOps practices. This role is hybrid and requires 3 days a week in office . Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. We are actively seeking a Senior DevOps Engineer to join our Product Engineering Core DevOps team. At Five9, we work in small teams and move fast to drive our products and business to the next level. We look for crucial skills in team members such as a problem-solving mindset and intellectual curiosity, along with comfortable integration into a deeply collaborative system that rewards impact. Key Responsibilities: Design, implementation, and automation of large-scale distributed systems. Build tools and automation that help Five9 achieve higher availability, scalability, latency, and efficiency. Work with Engineering teams to deliver high-quality software in a fast-paced environment. Monitor production and development environments to build preventive measures and provide a seamless customer experience. Work with delivery teams on software improvements to achieve higher availability and lower MTTD. Participate in on-call rotation (8h shift, 7days a week, every 3-4 weeks). Key Requirements: 7+ years of public cloud experience (GCP or AWS). 7+ years of private cloud experience (Openstack, VMware ESXi). 7+ years of Linux experience (Centos/Ubuntu). 7+ years of networking experience. Orchestration and management of containers using Kubernetes, Helm, GKE and Docker. Experience with Gitlab, ArgoCD, CI/CD methodologies & tools. Experience with Infrastructure as Code (Terraform), Python or other scripting languages. Experience with Ansible config management tool. Experience with Prometheus/Loki/Alertmanager/Grafana observability tools. Excellent problem solving and analytical skills. Experience with Incident Management Process, SRE best practices and continuous improvements. Experience designing large scale distributed systems. Familiar with DevOps/DevSecOps methodologies and best practices. Strong verbal and written communications skills. Bachelor's of Science degree in Computer Science or equivalent experience. Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. We are seeking a highly experienced Senior OpenStack DevOps Engineer to architect, implement, and support our community-driven OpenStack-based private cloud infrastructure. You will be directly responsible for ensuring the scalability, resilience, automation, and performance optimization of our cloud environment by leveraging Infrastructure-as-Code (IaC) tools like Ansible , and Terraform, or Pulumi . This is a deeply technical role requiring expert-level understanding of OpenStack internals across major projects including Neutron, Octavia, Manila, Cinder, Nova, Ironic, and Glance . You will also collaborate with platform and SRE teams to maintain secure, performant, and multi-tenant-isolated services that serve high-throughput, mission-critical applications. Key Responsibilities Design and implement multi-tenant OpenStack infrastructure aligned with open community standards, including network service isolation and tenant-aware resource scheduling. Automate the provisioning, lifecycle management, and configuration of OpenStack services and supporting components using Ansible , Terraform , or Pulumi . Extend and maintain integrations for core OpenStack services: Neutron : Custom network plugins/drivers, L2/L3 routing, BGP, DHCP, and tenant network segmentation (VLAN, VXLAN, Geneve). Octavia : HA load balancing with amphora and provider drivers, TLS offloading, Layer 4/7 routing. Manila : Share drivers for NFS/CIFS, tenant access control, storage backends. Cinder : Block storage provisioning, volume snapshots, multi-attach, backend tuning. Nova : Compute resource scheduling, NUMA/cpu pinning, SR-IOV and PCI passthrough. Ironic : Bare metal provisioning workflows, BIOS/IPMI automation, PXE and UEFI boot configuration. Glance : Image lifecycle management, backing store optimization, image caching strategies. Contribute to upstream OpenStack projects when needed (bug fixes, driver enhancements, documentation). Implement continuous delivery pipelines for OpenStack updates, including patch management, service upgrade testing, and rollback procedures. Develop automated monitoring, alerting, and healing mechanisms using GitOps principles and observability stacks (e.g., Prometheus, Loki, Grafana). Harden services for high availability, disaster recovery, and scale-out operations. Perform deep-dive troubleshooting and performance analysis of OpenStack services across control and data planes. Participate in on-call rotation, incident response, and root cause analysis for platform reliability issues. Minimum Qualifications 5+ years of experience operating and automating large-scale OpenStack cloud environments , preferably in community-driven or upstream-contributing teams. Expert-level proficiency in Infrastructure-as-Code with Ansible , Terraform , or Pulumi . Strong hands-on knowledge of Neutron , Octavia , Manila , Cinder , Nova , Ironic , and Glance . Strong Linux (RHEL/CentOS/Ubuntu) systems engineering background with advanced scripting in Python , Bash , or Go . Fluency with Git , CI/CD pipelines , and automated test frameworks . Strong understanding of L2/L3 networking , SDN overlays (VXLAN, Geneve), load balancing (Octavia), and storage protocols (SDS) (iSCSI, NFS, CEPH). Demonstrated success building or maintaining multi-region or high-availability OpenStack clusters . Experience with container technologies (e.g., Docker) and orchestration tools (e.g., Kubernetes) is a plus. Ability to write technical documentation and contribute to community wikis or knowledge bases. Preferred Qualifications Contributions to upstream OpenStack codebases or participation in SIGs/WGs. Familiarity with RBAC , Keystone federation , Barbican (secrets management), and Ceilometer/Gnocchi/Aodh . Understanding of security best practices for tenant isolation, microsegmentation, and compliance (e.g., CIS, NIST). Background in telco, edge cloud, or large enterprise infrastructure environments. Experience building and maintaining automated test environments for OpenStack upgrades and validation (e.g., Tempest, Rally, or custom test harnesses). Bachelor’s degree in computer science, IT, Engineering, or a related field preferred; equivalent experience and relevant industry certifications will also be considered. What You’ll Get A collaborative team that’s deeply invested in open source , community contribution, and infrastructure excellence. Complex technical challenges that require creative, scalable solutions. The opportunity to shape a next-generation private cloud platform built on true open infrastructure principles . Access to the latest tools, frameworks, and upstream project developments. Skills and Attributes: Analytical Thinking & Problem Solving: Demonstrated ability to translate complex, cross-domain requirements into scalable and resilient cloud infrastructure and automation solutions. Collaboration & Teamwork: Strong interpersonal and communication skills with a proven track record of effective collaboration across multidisciplinary teams, including developers, operations, security, and product stakeholders. Mentorship & Leadership: Passionate about knowledge-sharing and mentorship, with experience guiding junior engineers and fostering a team culture of continuous learning, innovation, and technical excellence in cloud engineering and DevOps practices. Work Location: This role is fully remote for candidates who reside outside the 30 mile radius of one of our offices. For candidates who reside within a 30 mile radius of one of our offices, this role is Hybrid and would require 3 days a week (T, W, TH) in office. As part of our continued commitment to diversity, equity, and inclusion, Five9 supports pay transparency during the entire recruitment process. Actual compensation packages are based on several factors that are unique to each candidate including, but not limited to: skill set, depth of experience, certifications, and specific work location. The range displayed reflects the minimum and maximum target for new hire salaries for the job across the United States. Your recruiter can share more about the specific compensation package during your hiring process. Additionally, the total compensation package for this position may also include an annual performance bonus, stock, and/or other applicable incentive compensation plans. Our total reward package also includes: Health, dental, and vision coverage, beginning on the first day of employment. Five9 covers 100% of the employee portion of the health, dental and vision coverage and shares a high portion of the dependent cost. We also offer Short & Long-Term Disability, Basic Life Insurance, and a 401k saving plan with employer matching. Access to an innovative mental health support platform that offers personalized care and resources in areas such as: therapy, coaching and self-guided mindfulness exercises for all covered employees and their covered dependents. Generous employee stock purchase plan. Paid Time Off, Company paid holidays, paid volunteer hours and 12 weeks paid parental leave. All compensation and benefits are subject to the requirements and restrictions set forth in the applicable plan documents and any written agreements between the parties. The US base salary range for this role is below. $90,700 — $252,200 USD Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. Team Overview The Core Applications team takes pride in providing exceptional support and innovative solutions for a diverse range of essential applications and tools, including Agent Desktop Plus, Supervisor Plus, Admin Console, iPad Supervisor, Freedom Application Platform, Internal Admin (Shell), Agent Assist UI, Nimbus, and Unified Portal / Login. We have a passion for excellence. Our dedicated team is committed to optimizing user experiences, streamlining workflows, and enhancing productivity across the board. Whether empowering agents with intuitive interfaces, empowering supervisors with powerful management tools, or enabling seamless access to critical applications via multiple platforms, we strive to deliver with utmost efficiency and customer satisfaction. Our mission is to shape the future of Five9, where innovation and collaboration go hand in hand as we strive to build a world-class ecosystem of integrated solutions that cater to the ever-evolving needs of our valued users. Role Overview The Core Applications team is doing greenfield work, introducing new concepts and capabilities to our suite of UI products on a modern React + TypeScript stack. As a Software Engineer, you'll build features and take ownership of well-scoped work end-to-end. You'll collaborate closely with engineers across a distributed team spanning Australia, India, and the US. AI tools are a core part of how we work every day. Key Responsibilities Build and ship features on the new agent desktop in React + TypeScript + Nx, using AI coding agents as part of the daily workflow Take ownership of well-scoped work end-to-end, from implementation to testing to deployment Participate in code reviews and contribute to the shared quality bar Collaborate async-first with engineering, product, and design across distributed time zones Contribute to async planning via Jira, written documentation, and Slack Qualifications & Skills Strong React and TypeScript proficiency; experience with other modern frameworks (Vue, Angular, Svelte) is a good signal Testing experience with Jest and/or Playwright, with an understanding of the value of thorough test coverage Able to operate autonomously on a small, fast-paced team; fills gaps and makes reasonable calls without constant direction Strong written communication and collaboration skills for a remote, async-first, distributed environment Prior experience using AI coding tools and a genuine willingness to evolve those skills as the space changes Bachelor's degree (or equivalent) in a relevant discipline Preferred Skills Prior experience in CCaaS, agent desktop, or UI platform roles Familiarity with TanStack Query and Zustand Web accessibility knowledge; familiarity with WCAG standards and building accessible UIs Monorepo and micro-frontend architecture experience; Nx preferred, but PNPM, Lerna, and other tools are good signals Experience with WebSockets or real-time application development Other Requirements Working shift must be aligned to overlap with Pacific working hours This position requires the ability to be On Call Key Relationships There are no direct reports to this role. Key stakeholders include: Service owners and their teams Technical leadership and senior management, including VPs Engineering teams Network and Telecom teams Customer service teams Compliance and infosec teams This is not a customer-facing role. This role is hybrid and requires 3 days a week in office . Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. We are actively seeking a Senior DevOps Engineer to join our Product Engineering Core DevOps team. At Five9, we work in small teams and move fast to drive our products and business to the next level. We look for crucial skills in team members such as a problem-solving mindset and intellectual curiosity, along with comfortable integration into a deeply collaborative system that rewards impact. Key Responsibilities: Design, implementation, and automation of large-scale distributed systems. Build tools and automation that help Five9 achieve higher availability, scalability, latency, and efficiency. Work with Engineering teams to deliver high-quality software in a fast-paced environment. Monitor production and development environments to build preventive measures and provide a seamless customer experience. Work with delivery teams on software improvements to achieve higher availability and lower MTTD. Participate in on-call rotation (8h shift, 7days a week, every 3-4 weeks). Key Requirements: 7+ years of public cloud experience (GCP or AWS). 7+ years of private cloud experience (Openstack, VMware ESXi). 7+ years of Linux experience (Centos/Ubuntu). 7+ years of networking experience. Orchestration and management of containers using Kubernetes, Helm, GKE and Docker. Experience with Gitlab, ArgoCD, CI/CD methodologies & tools. Experience with Infrastructure as Code (Terraform), Python or other scripting languages. Experience with Ansible config management tool. Experience with Prometheus/Loki/Alertmanager/Grafana observability tools. Excellent problem solving and analytical skills. Experience with Incident Management Process, SRE best practices and continuous improvements. Experience designing large scale distributed systems. Familiar with DevOps/DevSecOps methodologies and best practices. Strong verbal and written communications skills. Bachelor's of Science degree in Computer Science or equivalent experience. Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. Role Overview We're looking for a talented Frontend Engineer who leads with UI but isn't afraid to go deep. You thrive in a fast moving environment, ship polished interfaces with TypeScript and React and embrace AI-assisted development as a core part of your workflow. This role is front-end-first, but the expectation is that you'll grow into full stack ownership over time. How You Contribute Design and build responsive, performant UIs using React, TanStack, Zustand, TypeScript and/or JavaScript Collaborate on feature development end-to-end, gradually taking on backend work as you grow Use GitLab for version control, CI/CD pipelines, merge request workflows, and issue tracking Deploy and manage workloads on Google Cloud Platform CDN , working alongside with services like GKE, and Cloud Storage Leverage AI-assisted (vibe coding) tools to accelerate development — you're comfortable using Copilot, Cursor, Claude, or similar tools as a force multiplier Write clean, maintainable code with strong typing and component reuse in mind Partner closely with designers and product to translate specs into real, shippable experiences Participate in code reviews, retrospectives, and architectural discussions Required Skills and Qualifications 5+ years of + post-internship experience with React and TypeScript. Solid JavaScript/ TypeScript, HTML, CSS Knowledge of UI Component Libraries, Web Accessibility, Internationalization Ability to work with test libraries (Jest, Playwright) Proficient in React, TanStack, Zustand Engineering focus Overall system knowledge Working knowledge of Jira, GitLab, Visual Studio, CI/CD Proficient in Google Cloud Platform, Kubernetes, BigQuery, Cloud SQL, CDN Ability to use Claude Code Desirable Qualifications AI Tools Micro Front End Architecture Java/ Springboot Database SQL/ NoSQL Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. This role is hybrid and requires 3 days a week in office . Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.

Join us in bringing joy to customer experience. Five9 is a leading provider of cloud contact center software, bringing the power of cloud innovation to customers worldwide. Living our values everyday results in our team-first culture and enables us to innovate, grow, and thrive while enjoying the journey together. We celebrate diversity and foster an inclusive environment, empowering our employees to be their authentic selves. About the Job We are building a Customer Data Platform (CDP) designed to unlock the full potential of customer experience (CX) across our products and services. This role offers the opportunity to design and scale a platform that unifies customer data from multiple sources, ensures data quality and governance, and provides a single source of truth for analytics, personalization, and engagement. As a key member of the data engineering team, you will architect and implement the pipelines, storage layers, and integrations that power our CDP. You’ll work with product, data science, and engineering stakeholders to deliver a robust platform that supports real-time decision-making, personalization at scale, and actionable customer insights. This is a high-impact, hands-on engineering role where you’ll shape the data foundation that directly influences how we understand and serve our customers. What You Will Be Doing Design and implement Five9’s Customer Data Platform solutions and enable production use cases for customers Design and develop highly scalable and resilient services for ingesting large-scale datasets Demonstrate strong ownership by ensuring operational excellence with a sharp focus on monitoring, observability, and system reliability Develop and orchestrate ETL/ELT pipelines using Apache Airflow Collaborate with cross-functional partners and lead technical initiatives independently end-to-end Design, build, and optimize distributed query engines such as Apache Spark or Snowflake to support complex data workloads Write, review, or provide feedback on technical design proposals from others Skills Minimum 5 years of software/data engineering and data platform experience Extensive experience with data transformation and modeling, including advanced features and best practices Deep knowledge of Snowflake for data warehousing, including optimization, security, and cost management Good understanding of data streaming technologies such as Kafka/Kafka Connect Strong knowledge of highly scalable distributed systems, microservices, REST APIs Strong proficiency in object-oriented and/or functional programming languages such as Java, .NET, Python, and SQL for data processing, transformation, and pipeline development Knowledge of Apache Airflow for workflow orchestration is nice to have Understanding of containerization and Kubernetes concepts Experience with the AWS cloud platform and infrastructure-as-code practices Maintain high standards of code quality with a keen eye for test automation and operational excellence Track record of delivering scalable data engineering solutions that support analytics, machine learning, and operational use cases Excellent written and verbal communication and interpersonal skills Bachelor’s degree in Computer Science, Engineering, or related field, or equivalent training, fellowship, or work experience This role is hybrid and requires 3 days a week in office . Five9 embraces diversity and is committed to building a team that represents a variety of backgrounds, perspectives, and skills. The more inclusive we are, the better we are. Five9 is an equal opportunity employer. Five9 is committed to providing reasonable accommodations for qualified individuals with disabilities throughout the application and interview process. If you need assistance or an accommodation due to a disability, please contact us at accommodations@five9.com to request an accommodation. Requests will be handled confidentially and in accordance with applicable law. View our privacy policy, including our privacy notice to California residents here: https://www.five9.com/pt-pt/legal . Note: Five9 will never request that an applicant send money as a prerequisite for commencing employment with Five9.