Senior Full-Stack Engineer
N26 Barcelona
Experteer Overview
Senior Fullstack Engineer at N26 platform teams, shaping internal operations through a robust platform approach. You will design and build high-availability web apps, integrate AI features for back-office workflows, and collaborate across functions to optimize internal tooling.You’ll scale distributed systems and mentor others, contributing to engineering excellence and knowledge sharing. This role offers hands-on impact on the back end that powers global operations and a chance to work with cutting-edge tech in a fast-growing fintech.
Compensaciones / Beneficios- Architect and build high-performance internal web applications
- Integrate AI features and automation for back-office teams
- Collaborate with cross-functional stakeholders to optimize internal tooling
- Scale distributed systems, monitor performance, and enable continuous delivery
- Mentor teammates and promote engineering excellence via documentation and code reviews
- Design patterns knowledge (OO, distributed systems, Hexagonal, Event-Driven, Microservices)
- Strong engineering practices (Clean Code, TDD/BDD, observability)
- Experience with AI-assisted development tools (Claude Code, Gemini Code, GitHub Copilot)
- Frontend expertise with React and TypeScript
- Backend experience with Node.js, developing web services, libraries, and CLI apps
- REST API design and implementation
- PostgreSQL performance and scalability, CI/CD mindset
- Bonus: Kotlin/Spring Boot, Python, Langchain, RAG pipelines
- personal development budget
- work from home budget
- fitness & wellness discounts
- language apps
- public transportation benefits
- relocation package with visa support
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