Role: Senior Backend DeveloperSalary: Up to €85,000Industry: B2C HealthTechLocation: Remote Europe (Spain, Portugal, Germany or the UK)Why join?This is a chance to build at real scale on an app that millions of people use every day. You'll be working on the backend systems that keep everything running smoothly. The team is experienced, the environment is genuinely autonomous, and there's a real pathway to Tech Lead or Engineering Manager if that's where you want to go.
What you'll be doing:Improving the core PHP API that powers the Android and iOS apps, handling hundreds of millions of requests daily.
Working closely with teams across the product to strengthen the backend for scalability and support the delivery of new features where needed.
Contributing to the migration from PHP toward Go as the product scales.
What we're looking for:4+ years backend engineering experienceStrong PHP and Go/Golang knowledgeExperience in a scaled consumer mobile app with millions of daily users.

📌 Back End Developer (Madrid)
🏢 Found By Few
📍 Madrid