New offer - be the first one to apply!
April 27, 2026
Senior • Hybrid
170 - 200 PLN
Warsaw, Poland
Praca hybrydowa, Warszawa
Zatrudnienie w oparciu o B2B
Role Overview
The Senior Full Stack Developer is responsible for the end-to-end design, development, deployment, and ongoing maintenance of custom software solutions. The role operates within an agile, fast-paced environment and works closely with product owners and cross-functional team members to deliver scalable full-stack web applications. It also plays a key role in promoting engineering excellence and supporting modern cloud-based architectures.
Key Responsibilities
Contribute to multiple initiatives within an agile development environment, delivering high-quality software at pace
Design, build, and maintain modern full-stack web applications using contemporary JavaScript frameworks such as React or Angular
Collaborate with product owners and stakeholders to understand business requirements and translate them into technical solutions
Implement and uphold software engineering best practices, including code quality standards, testing strategies, and peer reviews
Participate in code reviews, unit testing, and continuous improvement of development practices
Ensure application performance, scalability, and reliability through monitoring and optimization activities
Integrate applications with existing enterprise systems to enable automation, data flow, and analytics capabilities
Support ongoing enhancement of applications within cloud-based environments
Requirements (Must-Have)
Bachelor’s degree in Computer Science or a related field
8+ years of experience in full-stack software development
Strong expertise in JavaScript frameworks (Angular preferred) and backend development (NestJS preferred)
Hands-on experience with relational databases such as PostgreSQL, including advanced SQL usage
Experience with testing frameworks such as Jest and Cypress
Practical experience with cloud platforms (AWS preferred, also Azure or GCP acceptable)
Strong problem-solving skills with the ability to balance business needs and technical constraints
High sense of ownership, accountability, and commitment to delivering quality outcomes in team environments
Motivation to work in a fast-scaling, innovation-driven organization
Nice to Have
Master’s degree in Computer Science or related discipline
Experience in life sciences, biotech, or other regulated/scientific industries
Knowledge of REST API design, containerization technologies (Docker, Kubernetes), and cloud-native architecture
Familiarity with Agile delivery practices and technical documentation standards
Experience working in regulated environments
Exposure to Nx monorepo tools
Experience with AI-assisted development tools such as GitHub Copilot or similar solutions, including understanding of their limitations and security implications
Basic knowledge of Python and FastAPI