Lead Full Stack AI Engineer | React, Next.js (Frontend focus)
- Verfügbarkeit einsehen
- 1 Referenz
- 90€/Stunde
- München
- auf Anfrage
- de | en
- 03.04.2026
Kurzvorstellung
Auszug Referenzen (1)
"Herr N. arbeitete bei hygi.de mit großem Erfolg an einer Umstellung des Frontends auf React. Wir waren sehr zufrieden mit seinen Leistungen."
7/2022 – 7/2023
TätigkeitsbeschreibungNext.js, React, TypeScript, Tailwind, Storybook, Testing Library, Jest, Playwright, Jira, Bitbucket
Eingesetzte QualifikationenJavaScript, React (JavaScript library), Softwareentwicklung (allg.), Typescript
Qualifikationen
Projekt‐ & Berufserfahrung
7/2025 – 10/2025
Tätigkeitsbeschreibung
Feature development for usability optimization. Integration of Storybook into the existing Next.js project structure, creation of best practices and onboarding for other developers. Bug fixing and improvement of error management.
Tasks:
- Feature development
- Storybook integration
- Bugfixing
Technologies:
JavaScript, TypeScript, React, Next.js, Jotai, Storybook, Tailwind, Rest-API, Testing Library, Jest, WCAG, a11y, Azure DevOps
JavaScript, React (JavaScript library), Typescript
2/2025 – 5/2025
Tätigkeitsbeschreibung
Development and integration of generative AI for structure and content into the excelerate app of the web-based training learning platform.
Based on a users document upload (PDF, etc.) and just a few specifications, a complete WBT including all content is generated within a few minutes.
Tasks:
- OpenAI GPT-4o for structure and content generation
- OpenAI DALL-E 3 for image generation
- Mistral AI OCR for fast data entry
Technologies:
OpenAI, Mistral AI, Vercel AI SDK, JavaScript, TypeScript, React, Next.js, Storybook, Tailwind, Strapi, Rest-APITesting Library, Jest, Playwright
Typescript, JavaScript, React (JavaScript library)
7/2024 – 1/2025
Tätigkeitsbeschreibung
Role:
Senior Full Stack Engineer React, Next.js, AI
Developing an AI voice chatbot for Ippen Media for generative creation of articles for various channels such as news websites and social media.
Tasks:
- OpenAI GPT-4o, o1 and Realtime API
- Function / tool calling to connect models to external data and systems
- Text to speach - speach to text
Technologies:
OpenAI, Vercel AI SDK, JavaScript, TypeScript, React, Next.js, shadcn/ui, Tailwind, Rest API, Storybook, Testing Library, Jest, Playwright
Typescript, JavaScript, React (JavaScript library)
2/2024 – 7/2024
Tätigkeitsbeschreibung
Developing an AI voice chatbot for Ippen Media for generative creation of articles for various channels such as news websites and social media.
Tasks:
- OpenAI GPT-4o, o1 and Realtime API
- Function / tool calling to connect models to external data and systems
- Text to speach - speach to text
Technologies:
OpenAI, Vercel AI SDK, JavaScript, TypeScript, React, Next.js, shadcn/ui, Tailwind, Rest API, Storybook, Testing Library, Jest, Playwright
Typescript, JavaScript, React (JavaScript library)
11/2023 – 2/2024
Tätigkeitsbeschreibung
Consulting & development of a Mobile WebApp Proof of Concept for the well-known food retailer Rewe.
Tasks:
- Development mobile web app POC
Technologies:
JavaScript, TypeScript, React, Redux, Canvas, IndexedDB, Image Capturing, QR Code Scanning, Rest API, Google Cloud, Jira, Confluence
Typescript, JavaScript, React (JavaScript library)
9/2023 – 11/2023
Tätigkeitsbeschreibung
Role:
Lead Full Stack JavaScript Developer & consultant
Tasks:
Development SPA WooCommerce online shop
Technologies:
JavaScript, TypeScript, React, Storybook, Wordpress (Headless), WooCommerce, Rest &
GraphQL API, Paypal
React (JavaScript library), Shopify (allg.)
7/2022 – 7/2023
TätigkeitsbeschreibungNext.js, React, TypeScript, Tailwind, Storybook, Testing Library, Jest, Playwright, Jira, Bitbucket
Eingesetzte QualifikationenJavaScript, React (JavaScript library), Softwareentwicklung (allg.), Typescript
2/2022 – 7/2022
Tätigkeitsbeschreibung
Role:
Senior Frontend JavaScript Developer
Tasks:
Development web modules and services for the OZG (Online Access Act)
Technologies:
JavaScript, TypeScript, Vue 2/3, Vuex, Storybook, webpack, Testing Library, Jest,
Playwright, Rest API, Jira, Confluence
JavaScript, Softwareentwicklung (allg.), Typescript, Vue.Js
8/2021 – 2/2022
Tätigkeitsbeschreibung
Role:
Senior Frontend JavaScript Developer
Tasks:
Development, consulting, coaching for Volkswagen Data Privacy Portals
Technologies:
JavaScript, TypeScript, React, Next.js, Storybook, Jest, Rest API, Jira, Confluence,
Bitbucket, SAFe
JavaScript, React (JavaScript library), Softwareentwicklung (allg.), Typescript
5/2021 – 8/2021
Tätigkeitsbeschreibung
Role:
Senior Frontend JavaScript Developer
Tasks:
Development e-commerce modules and services
Technologies:
JavaScript, TypeScript, React, Next.js, Storybook, Jest, Rest API, Jira, Confluence,
Scrum
CSS (Cascading Style Sheet), JavaScript, React (JavaScript library), Softwareentwicklung (allg.), Typescript
Über mich
TypeScript, ES6, ES7, ES8
Frontend:
React, Next.js, Redux Toolkit, Rematch,
TanStack Query, SWR, Apollo
Tools & component libraries:
Storybook, shadcn/ui, Material UI
CSS:
CSS3, CSS Modules, SASS, SCSS, Tailwind
Testing:
Testing Library, Jest, Playwright
Backend:
Node.js, express, Nest.js, Next.js
Database:
PostgreSQL, SQL, ORM, Prisma, TypeORM
API:
REST, GraphQL, Web Sockets, OAuth2,
OpenID Connect, Streaming API
CMS:
Payload, Strapi, Contentful, WordPress (Headless)
AI:
Vercel AI SDK, MCP, RAG, function calling,
VSCode Copilot, Claude Code,
OpenAI, Google Gemini, Mistral AI, …
Tools:
Git, npm, yarn (workspaces), webpack, Babel,
ESLint, Prettier
DevOps:
Docker, CI/CD, Jenkins, Linux, Plesk
Cloud:
Google Cloud, Amazon Web Services (AWS),
Microsoft Azure
Collaboration:
Scrum, SAFe, Kanban, Jira, Confluence, Trello
Creative:
Adobe Creative Cloud, Figma, Miro
Persönliche Daten
- Deutsch (Muttersprache)
- Englisch (Fließend)
- Europäische Union
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