About this role
At TechBiz Global, 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 clients' team. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you.
About the Role
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 Node.js stack. This is a long-term engagement with room to grow as the platform scales.
3+ years of backend development experience
Strong proficiency in NestJS and TypeScript
Solid understanding of RESTful API design and Clean Architecture
Experience with PostgreSQL and ORM tools (TypeORM or Prisma)
Familiarity with Docker and containerized deployments
Fluent written and spoken English (for technical documentation and async communication)
Core Requirements
Design and build scalable backend architecture using NestJS and TypeScript
Database design and optimization with PostgreSQL + TypeORM / Prisma
Implement RESTful APIs, JWT authentication, CQRS, and Clean Architecture principles
Integrate Firebase Auth and push notifications
Set up and manage MinIO / AWS S3 file storage
Containerization and deployment management using Docker
Collaborate with frontend team on API integration
Migrate legacy C#/.NET codebase to Node.js
Write unit and integration tests; participate in code reviews
Tech Stack
Backend: Node.js, NestJS, TypeScript, TypeORM / Prisma
Database: PostgreSQL, Redis
DevOps: Docker, Docker Compose, CI/CD (GitHub Actions / GitLab CI)
Cloud: Firebase, MinIO / AWS S3
Testing: Jest, Supertest
Version Control: Git, GitHub / GitLab
Nice to Have
Ability to read and understand C#/.NET code
Experience with DDD, Microservices, GraphQL, or Event-driven architecture
Redis caching experience
i18n / multi-language system implementation
Legacy codebase refactoring experience
What We Offer - Long-term collaboration with a growing startup - Work with modern technologies and best engineering practices - Dynamic and innovative technical team - Performance-based salary growth - Future equity potential