Senior TypeScript Developer
Core
Building and maintaining high-scale APIs and backend systems for a fitness platform serving millions of users across Europe.
Role type
Senior TypeScript Developer (Backend focus with frontend flexibility)
Builds
Scalable APIs, backend services, and frontend features for a fitness membership platform
Domain
Fitness / SaaS / Cloud Infrastructure
Required skills
TypeScript, React, Nest.js, Postgres, Redis, Azure EventGrid, Azure ServiceBus, API design, system architecture, performance optimization
Preferred skills
AI tooling adoption, risk management, technical leadership, knowledge sharing
Technologies
React, TypeScript, Tailwind, Storybook, Next.js, Playwright, Nest.js, Prisma, Postgres, Redis, Azure EventGrid, Azure ServiceBus, Heroku, Azure DevOps, New Relic, Akamai, GitHub Copilot
Responsibilities
Building and maintaining APIs handling millions of requests; defining Service Level Objectives; driving structural improvements; supporting teams with documentation and architectural design; co-shaping the long-term engineering roadmap; co-owning non-functional topics like security and performance.
Seniority
Senior, hands-on IC with strategic influence
