Senior Infrastructure Engineer - San Francisco or Bellevue

Senior Infrastructure Engineer - San Francisco or Bellevue

Aircall is a unicorn AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, faster resolutions, and scale. We’re redefining what a customer communications platform can be—by combining voice, SMS, Whats App, and AI into one seamless workspace. Our momentum comes from a simple but powerful idea: help every customer-facing team work smarter, not harder. Aircall’s AI Voice Agent automates routine calls, AI Assist streamlines post-call tasks, and AI Assist Pro delivers real-time guidance that helps people do their best work.

At Aircall, you’ll join a company in motion—ambitious, profitable, and product-driven—where impact is visible, decisions are fast, and growth is real. We operate in nine global offices and are backed by world-class investors. We value open collaboration, ownership, and making smart, informed decisions with speed and precision.

How We Work at Aircall: We believe in customer obsession, continuous learning, and delivering extraordinary outcomes. If you thrive in a fast-paced, team-driven environment where curiosity, trust, and impact matter, you’ll fit right in.

As a Senior Infrastructure Engineer you’ll be responsible for managing and operating our AWS Cloud Infrastructure, whilst working in deep collaboration with peers and business teams.

• Deep hands‑on knowledge of Cloud Infrastructure (AWS) across Compute (Containers & Serverless), Storage, Database and respective network and security concepts and a working knowledge of Infrastructure as Code solutions.
• Deep understanding of Dev Ops practices and tools across CI/CD, Observability, Automation within the context of delivering high quality, resilient production applications.
• Leads with high agency the development of major, team‑scoped projects; drives initiatives from ideation to completion; takes responsibility for delivering outcomes.
• Proactively communicates within and outside the team, collaborates effectively cross‑functionally, escalates and removes blockers, and participates in team activities such as support rotations and TDD discussions.
• Mentors and provides guidance to junior engineers.
• Has good product knowledge of Cloud Infrastructure; proactively fills the gaps, clarifies requirements and suggests improvements.
• Writes production‑ready code, finds appropriate solutions for complex challenges, leads software design discussions, participates in code‑reviews and provides constructive feedback.
• Writes good‑quality documentation to solicit and receive the best feedback on proposals.
• Ensures that the code delivered is fully tested, including edge cases, creating & maintaining excellent coverage through automated testing.
• Implements and maintains high‑quality logging, monitoring, alerting, and instrumentation. Participates in troubleshooting & resolving incidents, leads the incident management process.
• Demonstrates a strong understanding of system infrastructure and Dev Ops principles; applies a security‑first mindset.
• Promotes engineering best practices across team’s scope.
• Actively pursues improving engineering skills, including problem solving, writing readable/testable/efficient code, mastering technology in our stack, and anticipating scaling issues.
• Be highly productive – have a reputation for getting things done quickly and efficiently.
• Requires very little oversight from team leads or managers.
• Communicates well with all engineers regardless of seniority.
• Interviews prospective candidates and provides thoughtful evaluations and feedback.

• 5+ years of experience operating AWS Infrastructure.
• Monitoring & Observability with Datadog.
• CI/CD:
  Gitlab, ArgoCD.
• IaC:
  Terraform, Cloud Formation (SAM).
• AWS data stores: RDS Aurora MySQL & Postgre
  
  SQL, Dynamo
  
  DB, Neptune, S3, Redshift.
• Containerization:
  Docker and EKS & Service Mesh - Istio.

$180,000 - $240,000 a year

• Key moment to join Aircall in terms of growth and opportunities.
• Our people matter; work‑life balance is important.
• Fast‑learning environment, entrepreneurial and strong team spirit.
• 45+ nationalities: cosmopolitan & multicultural mindset.
• Competitive…