Senior Full Stack Developer (Angular & Node.js)
Kraków, Lesser Poland Voivodeship, Polska, Gdańsk, Pomeranian Voivodeship, PolskaNajważniejsze cechy oferty
Min. 5 lat doświadczenia
Frontend: HTML, CSS, JavaScript
Backend: Java / .NET / Node / Python
Pełny etat
Model hybrydowy - część pracy zdalnie
Description
We are looking for a Senior Full Stack Developer (Angular & Node.js) to build and support scalable web apps and backend services for an enterprise AI-driven platform. You will deliver Angular interfaces, NestJS RESTful microservices, and PostgreSQL data layers, partnering in Agile and strengthening CI/CD and security practices. Apply now to help ship high-quality, maintainable features end-to-end. Responsibilities Deliver, test, and release new functionality across frontend and backend components Implement responsive and accessible Angular UIs that integrate cleanly with NestJS APIs Develop RESTful microservices that enable session handling, streaming capabilities, and platform integrations Design and optimize PostgreSQL schemas, queries, and ORM-driven data layers Maintain high reliability through thorough unit and integration test coverage Improve CI/CD pipelines and follow application security standards consistently Troubleshoot and resolve defects across UI, API, and database layers Collaborate closely with product managers, UX designers, and platform engineers to ship complete features Participate in code reviews and enforce team-wide coding standards Requirements Proven track record of 5+ years of experience in software development Hands-on experience with Angular, TypeScript, HTML5, CSS3, and responsive design principles Advanced expertise in NestJS, Node.js, RESTful API creation, and PostgreSQL performance tuning Strong understanding of ORMs like TypeORM and relational database design Solid background using RxJS, state management approaches (NgRx or equivalent), and asynchronous UI patterns Practical experience building reusable UI components and shared Angular libraries in monorepo setups Working knowledge of testing tools such as Jest and Karma/Jasmine Hands-on experience with Git-based workflows and CI/CD practices Clear understanding of authentication/authorization approaches (JWT, OAuth/OIDC) and core security fundamentals Demonstrated ability to navigate multiple codebases and resolve issues end to end English proficiency at B2 (Upper-Intermediate) level or above Nice to have Experience with Docker, microservices design, and cloud environments (Azure or AWS) Familiarity with real-time or streaming APIs like SSE Exposure to AI or LLM integrations, including multi-agent systems and workflow-driven conversational tools Understanding of Nx monorepos, feature flag tools, or enterprise portal design Background in session management/observability or work within energy and utility sectors
Requirements
Proven track record of 5+ years of experience in software development
Hands-on experience with Angular, TypeScript, HTML5, CSS3, and responsive design principles
Advanced expertise in NestJS, Node.js, RESTful API creation, and PostgreSQL performance tuning
Strong understanding of ORMs like TypeORM and relational database design
Solid background using RxJS, state management approaches (NgRx or equivalent), and asynchronous UI patterns
Practical experience building reusable UI components and shared Angular libraries in monorepo setups
Working knowledge of testing tools such as Jest and Karma/Jasmine
Hands-on experience with Git-based workflows and CI/CD practices
Clear understanding of authentication/authorization approaches (JWT, OAuth/OIDC) and core security fundamentals
Demonstrated ability to navigate multiple codebases and resolve issues end to end
English proficiency at B2 (Upper-Intermediate) level or above
Responsibilities
Deliver, test, and release new functionality across frontend and backend components
Implement responsive and accessible Angular UIs that integrate cleanly with NestJS APIs
Develop RESTful microservices that enable session handling, streaming capabilities, and platform integrations
Design and optimize PostgreSQL schemas, queries, and ORM-driven data layers
Maintain high reliability through thorough unit and integration test coverage
Improve CI/CD pipelines and follow application security standards consistently
Troubleshoot and resolve defects across UI, API, and database layers
Collaborate closely with product managers, UX designers, and platform engineers to ship complete features
Participate in code reviews and enforce team-wide coding standards
Seniority
Senior
Nice to have
Experience with Docker, microservices design, and cloud environments (Azure or AWS)
Familiarity with real-time or streaming APIs like SSE
Exposure to AI or LLM integrations, including multi-agent systems and workflow-driven conversational tools
Understanding of Nx monorepos, feature flag tools, or enterprise portal design
Background in session management/observability or work within energy and utility sectors
Słowa kluczowe / Umiejętności