Senior Full Stack Developer (Backend Oriented) — Commerce Services (Platform)

We work with one of Northern Europe's leading streaming platforms — a company that combines original content with premium live sports rights (Formula 1, Champions League, Premier League, NHL and more.
Listed on Nasdaq Stockholm, the tech team spans Stockholm and Barcelona, working as true equals.
The team
The Commerce Services team builds and maintains the cross-cutting platform services that power everything else: login, account creation, transactional emails, eligibility rules (who can buy what, based on country and subscription type), and the full commercial journey from first visit to active subscriber. If the platform works as a whole, it's largely because of this team. They collaborate closely across engineering squads, run bi-weekly backend guild sessions, and make architectural decisions that impact the entire organisation.
What you'll be doing
• Designing and maintaining core platform services in Node.js and TypeScript
• Managing infrastructure autonomously on AWS — Lambdas, DynamoDB, SQS/SNS, event-driven architecture
• Using Python for infrastructure scripting and AWS configuration
• Contributing to architecture decisions and defending your technical reasoning with peers
• Mentoring teammates and participating in bi-weekly backend guild sessions
• Collaborating proactively across squads to unblock dependencies and drive alignment
• Contributing to frontend (React) when the context requires full-stack involvement
What we're looking for
• Strong Node.js and TypeScript — you're comfortable owning complex platform services
• Real architectural mindset: you think in systems, not just features
• Hands-on expe