Platform Engineer

Key responsibilities:

• Design, build, and maintain public and private cloud infrastructure with a focus on reliability, scalability, and developer productivity
• Build and maintain internal developer environment tooling, primarily in Go and Python, to accelerate engineering workflows and reduce friction across the SDLC
• Drive automation initiatives that improve availability, reduce toil, and increase operational efficiency across Five9’s cloud platform
• Collaborate with Engineering teams to deliver high-quality software in a fast-paced environment, contributing technical depth to architecture and implementation decisions
• Monitor production and development environments, proactively identifying and resolving issues before they impact customers
• Contribute to incident response, SRE practices, and continuous improvement efforts to lower MTTD and MTTR
• Help define and evolve the platform engineering roadmap as Five9 scales its infrastructure for the next phase of growth

Requirements:

• 4+ years of Software Development Life Cycle experience, preferably in Agile/Scrum environments
• 3+ years of public cloud experience (GCP or AWS)
• 3+ years of systems and networking experience
• Strong proficiency with Kubernetes, Helm, GKE, and Docker; experience with ArgoCD and GitOps workflows is essential
• Experience designing and operating large-scale distributed systems
• Proficiency in Python and/or other scripting languages; experience with Go (Golang) is a strong plus
• Infrastructure as Code experience with Terraform
• Experience with CI/CD tooling including GitLab, Jenkins, Spinnaker, or similar
• Familiarity with config management tools such as Ansible, Puppet, or Chef
• Experience with Incident Management processes and SRE best practices
• Demonstrated ability to independently scope, prioritize, and execute complex infrastructure projects with minimal oversight
• Strong verbal and written communication skills
• BS in Computer Science or equivalent experience
• Experience with SIP telephony (Freeswitch, Asterisk, Kamailio, WebRTC) is a plus

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.