Full Stack Developer (Angular & Node.js) | Middle
Remote, PolskaKey offer highlights
Frontend: HTML, CSS, JavaScript
Backend: Java / .NET / Node / Python
Independent position - mid-level
Full-time
Remote work - no commuting
Description
We're looking for a Full Stack Developer ( Angular & Node.js) to join our team. You will design, build, and maintain modern web applications and backend services for an enterprise AI-enabled platform. This role spans frontend user interfaces, RESTful APIs, database design, and integration with streaming solutions. You will deliver features end-to-end within a collaborative Agile environment, ensuring high-quality, scalable, and maintainable solutions. Responsibilities Design, develop, test, and deploy new features across frontend and backend applications Build responsive, accessible Angular web interfaces integrated with NestJS APIs Develop RESTful microservices for session management, streaming, and platform integration Implement and optimize PostgreSQL schemas, queries, and ORM-based data layers Ensure code quality and reliability through unit and integration testing Contribute to CI/CD pipelines and application security best practices Investigate and resolve issues across the full stack, including UI, API, and database layers Collaborate closely with product managers, UX designers, and platform engineers for end-to-end feature delivery Participate in code reviews and maintain coding standards within the team Requirements Strong hands-on experience with Angular, TypeScript, HTML5, CSS3, and responsive web design Proven expertise in NestJS, Node.js, RESTful API development, and PostgreSQL optimization Solid understanding of ORMs such as TypeORM and relational database modeling Experience with RxJS, state management patterns (NgRx or similar), and asynchronous UI flows Familiarity with reusable UI components and shared Angular libraries in monorepo environments Knowledge of testing frameworks such as Jest and Karma/Jasmine Practical experience with Git-based development workflows and CI/CD processes Understanding of authentication/authorization patterns (JWT, OAuth/OIDC) and security best practices Ability to work across multiple codebases and troubleshoot issues end-to-end Nice to have Experience with Docker, microservices architecture, and cloud platforms (Azure or AWS) Familiarity with real-time or streaming APIs such as SSE Exposure to AI or LLM integrations, including multi-agent and workflow-based conversational systems Knowledge of Nx monorepos, feature flagging tools, or enterprise portal architectures Background in session management/observability or energy and utility domains
Requirements
Strong hands-on experience with Angular, TypeScript, HTML5, CSS3, and responsive web design
Proven expertise in NestJS, Node.js, RESTful API development, and PostgreSQL optimization
Solid understanding of ORMs such as TypeORM and relational database modeling
Experience with RxJS, state management patterns (NgRx or similar), and asynchronous UI flows
Familiarity with reusable UI components and shared Angular libraries in monorepo environments
Knowledge of testing frameworks such as Jest and Karma/Jasmine
Practical experience with Git-based development workflows and CI/CD processes
Understanding of authentication/authorization patterns (JWT, OAuth/OIDC) and security best practices
Ability to work across multiple codebases and troubleshoot issues end-to-end
Responsibilities
Design, develop, test, and deploy new features across frontend and backend applications
Build responsive, accessible Angular web interfaces integrated with NestJS APIs
Develop RESTful microservices for session management, streaming, and platform integration
Implement and optimize PostgreSQL schemas, queries, and ORM-based data layers
Ensure code quality and reliability through unit and integration testing
Contribute to CI/CD pipelines and application security best practices
Investigate and resolve issues across the full stack, including UI, API, and database layers
Collaborate closely with product managers, UX designers, and platform engineers for end-to-end feature delivery
Participate in code reviews and maintain coding standards within the team
Seniority
Middle
Nice to have
Experience with Docker, microservices architecture, and cloud platforms (Azure or AWS)
Familiarity with real-time or streaming APIs such as SSE
Exposure to AI or LLM integrations, including multi-agent and workflow-based conversational systems
Knowledge of Nx monorepos, feature flagging tools, or enterprise portal architectures
Background in session management/observability or energy and utility domains
Keywords / Skills