(Senior) Full Stack Engineer (m/f/x) at Scalable GmbH

on-site · full-time · Visa sponsorship

Responsibilities:
- Deliver end-to-end client-facing web applications, internal tools, APIs and backend microservices.
- Design and implement full-stack features across frontend (TypeScript, React/Next.js) and backend (Node.js/NestJS) components.
- Build cloud-native services, asynchronous workflows and CI/CD pipelines on AWS, with Docker and observability tools.
- Collaborate with Product, Design, Operations and Data teams to translate requirements into scalable solutions.
- Ensure high standards for security, data privacy, testability and operational reliability in a regulated fintech environment.
- Contribute to architectural improvements, automated testing, monitoring and developer productivity.

Requirements:
- Strong practical experience with TypeScript and modern frontend frameworks (React/Next.js) and backend Node.js/NestJS.
- Solid knowledge of REST/GraphQL API design, cloud infrastructure (AWS), containers and CI/CD practices.
- Experience designing scalable microservices, asynchronous processing and observability for production systems.
- Product-minded approach: balance rapid delivery with long-term, maintainable architecture.
- Awareness of security and data privacy requirements in financial applications.
- Good communication skills and ability to work in cross-functional, agile teams.