Senior Fullstack Engineer (m/f/d)

2 months ago

Berlin, GermanySenior

Responsibilities

Design and implement complex web-shop features across frontend and backend domains.
Build and extend scalable backend services with clean interfaces and well-defined API contracts.
Develop frontend functionality using React with attention to performance and maintainability.
Create and consume APIs using contract-first principles and backward compatibility.
Implement asynchronous communication patterns with RabbitMQ and event-driven architecture.
Identify and resolve performance bottlenecks, reliability gaps, and technical debt.
Own features end-to-end across design, implementation, testing, deployment, and post-release monitoring.
Participate in code reviews and architectural discussions.
Support and mentor less experienced engineers.
Contribute to improving development processes and engineering standards.

Strong experience building and operating scalable services with Node.js and TypeScript.
Solid expertise in RESTful API design, HTTP semantics, and distributed-system fundamentals.
Understanding of asynchronous communication patterns and event-driven architecture.
Comfort with Docker, Kubernetes, CI/CD pipelines, and production monitoring.
Ability to work independently on complex tasks while aligning with broader architecture.
Strong technical judgment, ownership, and ability to communicate risks and trade-offs clearly.
Effective collaboration with product, design, and engineering teams.

Comprehensive onboarding through a welcome-days program.
Support for individual development through internal and external training.
Flexible work-from-home arrangements, including up to 20 days per year from anywhere in the EU when the role permits.
Anonymous, free mental-health support through nilo.
Fully funded Deutschland Ticket.
Collaborative work environment focused on purpose, learning, and shared ownership.

1,001-5,000 employees