Sebastian Jurczak

Business card websites for small businesses and independent professionals (travel agency, therapy practice, personal trainer): design, mobile-first build optimized for Core Web Vitals, full client handling from brief to handoff. Stack: Astro, Next.js, Tailwind CSS, Motion, Figma. WCAG & accessibility consulting: audits against WCAG, remediation reports, support with implementing fixes and advice on wider IT accessibility.

- No-code component library for industrial apps of a large manufacturer: development, migrations, onboarding new components (Angular, RxJS, Storybook) - RAG-based AI assistant with semantic search (Next.js, OpenAI API, Python, PostgreSQL) - Team Lead on full-stack projects: Task & Risk System, Volunteer & Event App (Next.js, Supabase, Strapi) - Led the frontend team of an internal HR, project and finance platform (Angular, NgRx, PrimeNG)

Company management platform (people, projects, finance and leave in one internal interface): - Built modules for employee management, project tracking, financial reporting and leave workflows - Designed scalable component architecture with NgRx and integrated backend REST APIs - Reported progress and project status to stakeholders Stack: Angular, PrimeNG, Tailwind, RxJS, NgRx, Chart.js, date-fns