Senior Backend/Fullstack Developer with Node.js and TypeScript
Spyrosoft · Wrocław, Lower Silesian Voivodeship, Poland · PLN 250K–PLN 333K/yr
IT Services and IT Consulting · 1,001-5,000 employees
About the role
Design, develop, and maintain scalable backend services and microservices using TypeScript and Node.js. Build and optimize PostgreSQL data models while managing deployments on Kubernetes.
What they look for
Requirements
Requires 5 years of backend development experience with strong proficiency in TypeScript and Node.js. Candidates must have experience with cloud platforms, containerization, and database design for high-performance systems.
Full description
Tech stack:
- TypeScript & Node.js (core technologies)
- PostgreSQL
- DevOps (AWS+Azure)
Requirements:
- 5 years of experience in backend development
- Strong commercial experience with TypeScript and Node.js (key requirement)
- Experience designing and developing scalable backend services and microservices
- Experience with: DevOps (AWS+Azure)
- Solid knowledge of PostgreSQL and database design for scalable, high-performance systems
- Good understanding of Docker and Kubernetes
- Experience designing and developing REST and/or gRPC APIs
- Strong communication and problem-solving skills
- Very good command of English
Nice to have:
- Experienced in using AI tools in day-to-day workflow
- Experience with Golang, Angular/Svelte
- Fluent German
Project description:
You will join the development of an advanced digital twin platform for the energy transition, designed to unify energy and climate-related data into a single, comprehensive solution.
The platform supports stakeholders involved in energy transformation by providing data-driven insights and decision-making tools. It addresses key challenges such as CO₂ balancing, renewable energy expansion, power grid planning, and municipal heating strategies.
Built on a modular and scalable architecture, the solution enables complex analytics and supports real-time insights in a rapidly evolving energy sector.
Main responsibilities:
- Design, develop, and maintain scalable backend services using TypeScript/Node.js as the primary technology stack
- Build and optimize PostgreSQL data models and queries
- Develop and maintain APIs using gRPC and REST
- Containerize applications with Docker and manage deployments on Kubernetes (AWS)
- Ensure system scalability, performance, and reliability
- Collaborate with frontend (Angular) and backend (NestJS) teams
- Participate in agile ceremonies, code reviews, and continuous improvement initiatives
