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, WhatsApp, 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. The result—companies grow revenue, deliver faster resolutions, and scale service.
We’ve built a product customers love and a business that scales fast. Aircall operates in nine global offices (Paris, New York, San Francisco, Sydney, Madrid, London, Berlin, Seattle, and Mexico City), and is backed by world-class investors. Our teams are shipping AI innovation faster than ever and expanding across new product lines and markets.
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.
How We Work at Aircall: At Aircall, we believe in customer obsession, continuous learning, and delivering extraordinary outcomes. We value open collaboration, taking ownership, and making smart, informed decisions with speed and precision. If you thrive in a fast-paced, team-driven environment where curiosity, trust, and impact matter, you'll fit right in
As an AI Engineer for the Integrations team, you will be responsible to design, develop, and optimize 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.
Key Responsibilities
- Own key responsibilities in the design, architecture, and end-to-end delivery of AI-driven modules.
- Propose innovative solutions by staying ahead of AI landscape trends and emerging technologies.
- 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.
- Security is at the forefront of your mind in everything that you do.
Qualifications
- AI experience is a must for this position: Strong knowledge of LLMs and hands-on experience building with them - including usage, prompting and model integration.
- Proven understanding and direct experience with Agentic AI systems, including designing, developing, and deploying AI Agents and MCP prototype/servers.
- Familiarity with AI frameworks (e.g., LangChain, LlamaIndex, AutoGen) and modern AI architectures such as RAG, vector databases, reranking, and performance optimization.
- At least 1 year of experience in back-end development using Python, TypeScript/Node.js, or Java, with a focus on security, scalability, availability, and performance.
- Full-stack development experience is a strong plus.
- Nice to have: Ideally you will have worked with AWS in a production environment and understand how to design for, deploy on and get the best out of, the environment and services provided by Amazon.
Why join us?
🚀 Key moment to join Aircall in terms of growth and opportunities
💆♀️ Our people matter, work-life balance is important at Aircall
📚 Fast-learning environment, entrepreneurial and strong team spirit
🌍 45+ Nationalities: cosmopolite & multi-cultural mindset
💵 Competitive salary package & equity
🏨 Medical, dental, and vision insurance is 100% covered
📈 401k plan with company matching!
✈️ Unlimited PTO — take the time you need to come to work feeling great!
⭐️ Wellness, internet, and childcare reimbursements
💚 Generous parental leave policy
DE&I Statement:
At Aircall, we believe diversity, equity and inclusion – irrespective of origins, identity, background and orientations – are core to our journey.
We pride ourselves on promoting active inclusion within our business to foster a strong sense of belonging for all. We’re working to create a place filled with diverse people who can enrich and learn from one another. We’re committed to ensuring that everyone not only has a seat at the table but is valued and respected at it by providing equal opportunities to develop and thrive.
We will constantly challenge ourselves to make sure that we live up to our ambitions around diversity, equity and inclusion, and keep this conversation open. Above all else, we understand and acknowledge that we have work to do and much to learn.
