Senior Fullstack Developer (React, Vue.js, Node.js, Javascript, Typescript, Java, WCAG, A11y)

10 Jahre Konzern- und Mittelstandserfahrung – u.a. Tesla, Deutsche Bahn, Univention, Krombacher

• CSS (Cascading Style Sheet)11 J.
• Figma
• Front End11 J.
• Frontend
• HTML11 J.
• JavaScript11 J.
• React (JavaScript library)11 J.
• Responsive Webdesign
• User Experience (UX)
• User Interface (UI)
• Vue.Js11 J.
• Webdesign

Skills
Frontend React, Next.js, Vue, Angular, TypeScript, JavaScript, HTML5, CSS/Sass, TailwindCSS, shadcn/ui, Chakra UI, Headless UI, Material UI (MUI), React Native, Expo, Electron, Storybook, Ladle, Vite, Webpack, React Query, Zustand, Redux, Zod, Responsive Design, i18n / Internationalization
Backend Node.js, NestJS, Express, REST API, GraphQL, Apollo, OpenAPI, WebSockets, Python (FastAPI), PHP (Symfony / Laravel), Java (Spring Boot), Go, Microservices, Kafka, Event-Driven Architecture
Datenbanken & ORM PostgreSQL, MySQL, SQLite, MongoDB, Prisma, Drizzle, Supabase, Firebase, Redis
Testing & QA Jest, Vitest, Playwright, Cypress, Selenium, Testing Library, TDD, E2E Testing, Unit Testing
DevOps & Infrastruktur Git, GitHub, GitLab, GitHub Actions, npm, yarn, GitLab CI/CD, Jenkins, Docker, Vercel, Netlify, Heroku, AWS, Azure, Kubernetes, Sentry, Datadog, Lighthouse, Web Vitals
Architektur & Patterns Microfrontends, Monorepos (Turborepo, Nx), Design Systems, Component Architecture, Clean Code, Domain-Driven Design (DDD), Server-Side Rendering (SSR), Static Site Generation (SSG), Performance Optimization, Refactoring, Legacy Modernization, Design-to-Code
Accessibility & Standards WCAG 2.2, BFSG, Semantic HTML, ARIA, Screen-Reader-Testing (NVDA, JAWS, VoiceOver), axe-core, Keyboard Navigation, Focus Management
CMS & Integrationen Contentful, Storyblok, Sanity, Strapi, Pimcore, Headless CMS, Salesforce, Auth.js (NextAuth), Clerk, Keycloak, OAuth 2.0, JWT, SSO, Stripe, Mapbox
Design & UX Figma, Penpot, Zeplin, Sketch, Adobe XD, Design Systems, Design Tokens, Design Principles, Typography, UX/UI, Prototyping, User Research
Projektmanagement & Methoden Scrum, Kanban, Agile, SAFe, Jira, Confluence, Notion, Linear, Asana, Trello, Code Reviews, Pair Programming, Mentoring, Stakeholder Management, Anforderungsanalyse
KI-Tools & Integration Claude, OpenAI, Gemini, AI Tooling Integration, Prompt Engineering, LLM API Integration

front end, css, scss, js, javascript, react, vue, jquery, php, scrum, kanban, waterfall, UI, UX, Figma, Adobe, Photoshop, Illustrator, SEO, Jira, Semaphore, Heroku, Netlify, Pimcore, Wordpress