05/22/2025 updated


Premium member
100 % availableExperienced Full-Stack Engineer with 12+ Years in Web Development
Wrocław, Poland
Only remote
Master's degree in Computer ScienceArchitectureTest AutomationWeb DevelopmentEvent ManagementMarket ValueNode.jsOAuthOpenIDAngular 2+Web Application SecurityWeb Performance OptimizationReact.jsGraphQL
- Full-Stack Developer with 12+ years of experience delivering scalable and secure web applications.
- Specialized in Angular , React , Node.js , GraphQL , and web performance optimization .
- Strong background in automated testing , clean architecture , and web security (OAuth2, OIDC).
- Creator of developer courses with 2500+ students, conference speaker, and mentor.
- Focused on developer productivity, high-quality code, and measurable business value.
Languages
GermanBasic knowledgeEnglishFluentPolishNative speaker
Project history
Creating and maintaining own courses including web security for developers and fullstack testing. Development of a money management system for training purposes using Angular and Node.js.
Development and integration of a storefront for a German chain of retail stores using commercetools platform, Magnolia CMS, TypeSense search, and technologies like React.js, Next.js, GraphQL, and Node.js.
Development of the storefront for the largest eCommerce electronic retailer in Nordics using Angular, NGXS, GraphQL, Node.js, and Redis. Focus on conversion rate optimization and Core Web Vitals optimization.