Senior Software Engineer - Core Entities team

Aircall, a leading customer communications platform trusted by 20,000+ companies worldwide, is seeking a Senior Software Engineer for their Core Platform team in Madrid. This role offers an exciting opportunity to work with Ruby and TypeScript in a fast-paced, high-growth environment. The position involves building and operating distributed, real-time services that power the core product, making architectural decisions, and driving platform scalability initiatives.

The ideal candidate will have 5+ years of backend development experience and strong AWS expertise. You'll be part of a global team of 600+ across nine offices, working on business-critical features that directly impact customer value. The role emphasizes operational excellence, observability, and best practices, with opportunities for mentoring and technical evangelization.

Aircall offers a unique culture focused on customer obsession, continuous learning, and delivering extraordinary outcomes. The company values work-life balance, diversity (with 45+ nationalities represented), and provides competitive compensation. You'll be joining at a key growth moment, working with cutting-edge technologies while building integrations with various business tools and CRMs.

The position combines technical leadership with hands-on development, requiring both deep technical expertise and the ability to drive complex projects. You'll be part of an inclusive environment that promotes active learning and professional growth, with the opportunity to make a significant impact on a rapidly scaling platform used by businesses worldwide.