AI Engineer, Integrations - Bellevue

Aircall International Limited•Seattle, WA

About The Position

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 beâby 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 resultâcompanies 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 motionâambitious, profitable, and product-drivenâwhere 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.

Requirements

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 Haves

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.

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.