Front End / Fullstack Engineer - Messaging Team

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. This is a hybrid role requiring 2 days per week in our offices located in either Madrid. Your mission

Enhance the customer’s experience by implementing new features and improve the existing ones

Work closely with other teams including other engineering teams, product, design and QA to deliver a high-quality product

Write clean scalable code and test and deploy actions and systems.

Participate in code reviews and provide feedback

Troubleshoot issues with code and provide solutions

Build tooling for a more robust and faster development process

Develop and maintain unit tests to ensure the quality of the application

Be proactive and involved in decisions about our technical stack, process but also product and UX

Write technical documentation and participate in knowledge sharing activities

Keep up-to-date with the latest development trends and suggest improvements to the team

React

Typescript

Node.js

AWS (Lambda, Appsync, DynamoDB, Aurora, etc)

Experience with any of Twilio/Bandwidth/Legos/Ruby

API development using any of Rest/GraphQL

About You:

Minimum 6 years experience in backend development

Proficiency in React, Typescript and experience with Node.js.

You have extensive experience with observability using tools like Datadog/Cloudwatch/Prometheus/New relic etc

You have experience with OLTP databases like Postgres/Mysql etc

Security and quality is at the forefront of your mind in everything that you do

Good knowledge about architecture patterns

Shipping and maintaining code in production

Familiar with CI/CD process and tools

Able to communicate in English

Good communication, problem-solving and collaboration skills

Give/receive feedback and be able to bounce back

Curious, optimistic and open-minded

Be comfortable with a remote organisation and happy to gather from time to time

⬛️⬛️⬛️⬛️⬛️ Messaging Engineering Team

⬛️⬛️⬛️🔲🔲 Other Engineering Teams

⬛️⬛️🔲🔲🔲 Product/Design

⬛️⬛️🔲🔲🔲 QA

⬛️🔲🔲🔲🔲 Management