Aircall

Full-Stack Software Engineer, AI

Aircall • US
Python Hybrid
Aircall is a unicorn, AI-powered customer communications platform used by 22,000+ companies worldwide to drive revenue, resolve issues faster, and scale customer-facing teams. We’re redefining customer communications by bringing voice, SMS, WhatsApp, and AI together into one seamless workspace.

Our momentum comes from a simple idea: help teams work smarter, not harder. Aircall’s AI Voice Agent automates routine calls, AI Assist streamlines post-call work, and AI Assist Pro delivers real-time guidance so people can do their best work. The result is higher revenue, faster resolutions, and teams that scale with confidence.

Aircall is headquartered in Paris, our European HQ, with a strong North American presence anchored in Seattle, our North American HQ, and teams across Madrid, London, Berlin, San Francisco, New York City, Sydney, and Mexico City. We’ve built a product customers love and a business that’s scaling quickly, backed by world-class investors and driven by rapid AI innovation across multiple product lines.
At Aircall, you’ll join a company in motion. We’re ambitious, product-driven, and execution-focused, with visible impact, fast decisions, and real growth.

How we work at Aircall: We’re customer-obsessed, data-driven, and focused on delivering meaningful outcomes. We value ownership, continuous learning, and thoughtful speed. If you thrive in a collaborative, fast-moving environment where trust and impact matter, you’ll feel at home here.

As a Full-Stack Software Engineer for our Integrations team, you will be responsible for the design, development, deployment, and operation of business-critical features. Previous experience with frontend development is a must – preferably in React.

Your Responsibilities @ Aircall

  • Participate in requirements analysis to help with providing the right technical and business solutions for our customers
  • Have key responsibilities within the design, architecture, and end-to-end delivery of key product features
  • Write clean scalable code and test and deploy applications and systems
  • Revise, update, refactor, and debug code
  • Be part of an engineering organization delivering high quality, secure, voice solutions to Aircall clients
  • Involvement in product and platform performance optimization and live site monitoring
  • Participate in an on-call rotation to respond to critical system issues and ensure continuous system reliability
  • Qualifications

  • 2+ years of experience in full-stack software engineering
  • Strong experience building frontend applications, ideally in React
  • AI experience: Strong knowledge of LLMs and hands-on experience building with them - including usage, prompting and model integration.
  • Strong nice-to-have: Familiarity with MCP prototype/servers.
  • Strong nice-to-have: Expert proficiency in Python or Typescript/Node.js and AWS