DevOps Engineer

Phonely Ltd

$120K — $160K *
Information Technology
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years as a DevOps engineer
  • Experience writing async web apps using FastAPI in Python
  • Skilled in building APIs, Cloud infrastructures, and CI/CD pipelines
  • Proficient with Infrastructure as Code (IaC), AWS, and large-scale database management
  • Strong understanding of architecture and security best practices
  • Excellent technical and communication skills
  • Extensive experience with AWS and Kubernetes

Responsibilities

  • Design, build, and operate reliable cloud infrastructure for real-time voice AI
  • Own Kubernetes clusters end-to-end, including debugging production incidents
  • Build and maintain Infrastructure as Code using tools like Terraform, Pulumi
  • Create and operate CI/CD pipelines for multiple microservices
  • Design observability systems to detect failures early
  • Collaborate with backend engineers to ensure scalable infrastructure
  • Harden systems with strong security practices and optimize cloud performance

Benefits

  • Opportunities for professional development and continuous learning
  • Collaborative work environment that encourages innovation
  • Flexible work schedule and remote work options
  • Access to the latest tools and technologies
  • Participation in a culture of proactive incident management and systemic improvements
Full Job Description
Your day to day:
  • Design, build, and operate highly reliable cloud infrastructure that powers real-time voice AI systems with extremely low latency and high availability.
  • Own Kubernetes clusters end-to-end: provisioning, scaling, upgrades, networking, and debugging production incidents under real customer load.
  • Build, maintain, and evolve infrastructure as code using tools like Terraform, Pulumi, or CloudFormation to ensure repeatable, auditable, and secure environments across staging and production.
  • Create and operate CI/CD pipelines that enable fast, safe iteration across multiple microservices and teams.
  • Design and maintain observability systems (metrics, logs, traces, alerting) to detect failures early and rapidly diagnose production issues.
  • Partner with backend engineers to translate application requirements into scalable, secure infrastructure and clean deployment workflows.
  • Harden systems through strong security practices including IAM, secrets management, network isolation, and least-privilege access controls.
  • Optimize cloud performance and costs while maintaining reliability, developer velocity, and customer experience.
  • Implement and operate GitOps-driven deployment workflows, using Git as the source of truth for infrastructure and application state, enabling safe, auditable, and automated rollouts.
  • Lead incident response: investigate outages, coordinate fixes, write postmortems, and drive systemic reliability improvements.
  • Continuously improve resilience through load testing, chaos testing, capacity planning, and proactive infrastructure upgrades.
Qualifications:
  • 5+ years as a DevOps engineer
  • Experience writing async web apps using fast api in Python
  • Builder of APIs, Clouds, CI/CD pipelines
  • Experience with IaC, AWS, Database Management at scale
  • Understanding of good architecture, security practices
  • Strong technical and communication skills
  • Extensive experience with AWS & Kubernetes
Our Software Stack:
  • Backend: Python, microservices, async programming
  • Cloud & Infrastructure: AWS, GCP, Kubernetes, Redis, ArgoCD, GitOps
  • Databases: Firebase, Supabase (PostgreSQL)
  • Frontend: Next.js
  • Observability & Monitoring: Datadog, logging, metrics, tracing
  • Telephony & Voice AI: SIP, voice APIs, real-time call handling
  • Other tools & practices: CI/CD, automated testing, resilient architecture

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