Senior Software Engineer, AI

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, Whats App, 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 Senior Software Engineer for the Integrations team, you will be responsible for designing, developing, and optimizing scalable, high‑performance cloud‑based solutions. In this role, you will work across the entire software development lifecycle, contributing to architecture, coding, testing, and deployment while ensuring high‑quality and reliable deliverables. You’ll collaborate closely with cross‑functional teams to translate requirements into technical solutions. This position offers the chance to solve challenging technical problems, mentor junior engineers, and make a meaningful impact on the design, development, deployment, and operation of world‑class software and features that add customer value.

• 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 your development
• Write clean scalable code and test and deploy applications and systems
• Revise, update, refactor, and debug code
• Participate in code reviews to ensure code quality and share knowledge.
• 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
• Mentor junior members of the team, providing guidance and support in their professional development.
• Security is at the forefront of your mind in everything that you do

• 5+ years of professional experience in back‑end
• Expert level programming ability with Typescript or Python
• Deep understanding of software development practices, scalable system architecture, security best practices and cloud‑based platforms
• Proven understanding of distributed computing principles and experience with cloud‑based platforms
• Exceptional analytical and problem‑solving skills, with the ability to effectively troubleshoot complex data issues
• Excellent communication and collaboration skills, you should thrive while working in a cross‑functional team environment
• Experience with on‑call rotations, and implementing monitoring and alerting systems
• Comfortable working in a fast‑paced, dynamic environment with evolving priorities

• 7+ years of professional experience in back‑end
• 5+ years of experience of deploying software to cloud‑based platforms (AWS, Azure, GCP)
• Extensive experience owning your own software through the complete software development life cycle
• Significant experience in delivering software with a focus for…