Backend Developer/Node.js

<p><span style="color: #121317">At </span><strong><span style="color: #121317">TechBiz Global</span></strong><span style="color: #121317">, we are providing recruitment service to our TOP clients from our portfolio. We are currently looking for a Business Development Executive to join one of our </span><strong><span style="color: #121317">clients</span></strong><span style="color: #121317">' team. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you.</span></p><p style=";"></p><p><strong><span style="color: #121317"><span style="background-color: #ffffff">About the Role</span></span></strong></p><p><span style="color: #121317"><span style="background-color: #ffffff">You will take ownership of our backend architecture, work closely with the frontend team on API integration, and help migrate legacy C#/.NET code to a modern </span></span><a rel="noopener" target="_blank" href="http://Node.js">Node.js</a><span style="color: #121317"><span style="background-color: #ffffff"> stack. This is a long-term engagement with room to grow as the platform scales.</span></span></p><p style=";"></p><br /><br /><p style=";"></p><ul><li><p>3+ years of backend development experience</p></li></ul><ul><li><p>Strong proficiency in NestJS and TypeScript</p></li><li><p>Solid understanding of RESTful API design and Clean Architecture</p></li><li><p>Experience with PostgreSQL and ORM tools (TypeORM or Prisma)</p></li><li><p>Familiarity with Docker and containerized deployments</p></li><li><p>Fluent written and spoken English (for technical documentation and async communication)</p><p style=";"></p></li></ul><p><strong>Core Requirements</strong></p><ul><li><p>Design and build scalable backend architecture using NestJS and TypeScript</p></li></ul><ul><li><p>Database design and optimization with PostgreSQL + TypeORM / Prisma</p></li><li><p>Implement RESTful APIs, JWT authentication, CQRS, and Clean Architecture principles</p></li><li><p>Integrate Firebase Auth and push notifications</p></li><li><p>Set up and manage MinIO / AWS S3 file storage</p></li><li><p>Containerization and deployment management using Docker</p></li><li><p>Collaborate with frontend team on API integration</p></li><li><p>Migrate legacy C#/.NET codebase to Node.js</p></li><li><p>Write unit and integration tests; participate in code reviews</p></li></ul><p style=";"></p><p><strong>Tech Stack</strong></p><ul><li><p>Backend: <a rel="noopener" target="_blank" href="http://Node.js">Node.js</a>, NestJS, TypeScript, TypeORM / Prisma</p></li><li><p>Database: PostgreSQL, Redis</p></li><li><p>DevOps: Docker, Docker Compose, CI/CD (GitHub Actions / GitLab CI)</p></li><li><p>Cloud: Firebase, MinIO / AWS S3</p></li><li><p>Testing: Jest, Supertest</p></li><li><p>Version Control: Git, GitHub / GitLab</p></li></ul><p style=";"></p><p><strong>Nice to Have</strong></p><ul><li><p>Ability to read and understand C#/.NET code</p></li><li><p>Experience with DDD, Microservices, GraphQL, or Event-driven architecture</p></li><li><p>Redis caching experience</p></li><li><p>i18n / multi-language system implementation</p></li><li><p>Legacy codebase refactoring experience</p></li></ul><p style=";"></p><p><strong>What We Offer</strong><br />- Long-term collaboration with a growing startup<br />- Work with modern technologies and best engineering practices<br />- Dynamic and innovative technical team<br />- Performance-based salary growth<br />- Future equity potential</p><p>Find more <a href="https://www.arbeitnow.com/english-speaking-jobs">English Speaking Jobs in Germany</a> on Arbeitnow</a>