Aircall
Front End / Fullstack Engineer - Messaging Team
HybridSeniorMadrid, Madrid, SpainB2B SaaSPlatformAI/ML
Our Take
Build an AI-powered communication platform for 22,000+ companies.
What you’ll do
- Implement new features and improve existing ones
- Write clean, scalable code
- Test and deploy actions and systems
- Participate in code reviews
- Troubleshoot issues and provide solutions
- Build tooling for faster development
- Develop and maintain unit tests
- Write technical documentation
What they’re looking for
- Minimum 6 years backend development
- Proficiency in React, Typescript
- Experience with Node.js
- AWS (Lambda, Appsync, DynamoDB)
- Observability tools (Datadog, Cloudwatch)
- OLTP databases (Postgres, Mysql)
What you get
- Competitive salary package
- Fast-learning environment
- Work-life balance
- Strong team spirit
- Multi-cultural mindset
Skills & Focus Areas
- React
- Typescript
- Node.js
- AWS
- Datadog
- Cloudwatch
- Prometheus
- Postgres
As posted by Aircall
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.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
You should have proven experience with:
React
Typescript
Node.js
AWS (Lambda, Appsync, DynamoDB, Aurora, etc)
It would be great if you also have:
Experience with any of Twilio/Bandwidth/Legos/Ruby
API development using any of Rest/GraphQL
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
Who you'll work with
⬛️⬛️⬛️⬛️⬛️ Messaging Engineering Team
⬛️⬛️⬛️🔲🔲 Other Engineering Teams
⬛️⬛️🔲🔲🔲 Product/Design
⬛️⬛️🔲🔲🔲 QA
⬛️🔲🔲🔲🔲 Management
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 & benefits
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 are strongly committed to hiring a diverse and multicultural team and we encourage applications from traditionally underrepresented backgrounds.
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
About You:
🚀 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 & benefits
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 are strongly committed to hiring a diverse and multicultural team and we encourage applications from traditionally underrepresented backgrounds.