> Markdown version of [/jobs/ext/101433-senior-frontend-developer-react-ai-experience-all-genders](https://www.wearedevelopers.com/jobs/ext/101433-senior-frontend-developer-react-ai-experience-all-genders). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Frontend Developer - React+ AI experience (all genders) - **Company:** Lightspeed Commerce - **Location:** Berlin, Germany - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Artificial Intelligence, Amazon Web Services, Component-Based Software Engineering, Cascading Style Sheets (CSS), Cloud Computing, Software Quality, Code Review, Continuous Integration, Open Source Technology, Performance Tuning, Next.js, Search Technologies, Data Streaming, TypeScript, Web Application Frameworks, WebSocket, WebRTC, Datadog, Tailwind, ReactJS, System Availability, Large Language Models, Generative AI, Backend, Build Management, Front End Software Development, Automation Anywhere, Api Management, Docker - **Published:** May 13, 2026 - **Apply:** https://de.indeed.com/viewjob?jk=ed47e90c4ecaffee ## About the Role Do you have experience in TypeScript?, Do you have a Master's degree?, * You're a frontend engineer who is excited about AI and eager to explore how LLMs and agents can reshape user experiences. * You thrive in ambiguity and enjoy the challenge of building something from scratch on a new team. * You take ownership of outcomes, not just code - you care about what gets built and why. * You are self-motivated and can function effectively in a team environment with minimum supervision. * You are always seeking improvement and progress, and you care deeply about building reliable, intuitive user experiences., * Outstanding JavaScript/TypeScript knowledge with 5+ years of production experience, including expert-level React.js and modern frameworks (Next.js, etc.). * Proven technical leadership and ability to set frontend technical direction. * Strong understanding of API integration patterns, data fetching strategies, and frontend performance optimization. * Commitment to code quality - clean, maintainable, well-tested code with strong testing practices and accessibility standards. * Experience with modern styling approaches (CSS Modules, Tailwind, CSS-in-JS) and web components / shadow DOM., * Experience with AI-powered frontend development: agent SDKs (Vercel AI SDK, assistant-ui), Generative UI concepts, or LLM API integrations. * Familiarity with real-time communication (WebSockets, streaming) and AI-specific patterns (RAG, vector search, semantic retrieval). * Experience building responsive, adaptive interfaces such as chat UIs, conversational flows, or backend-for-frontend architectures. * Experience contributing to or working with open-source frontend or AI projects. * Familiarity with cloud infrastructure (AWS, GCP), CI/CD systems, Docker, or observability tooling. ## Description * Designing and Building AI-Powered Interfaces: Design and build intuitive frontend interfaces that effectively expose AI and LLM capabilities to users and partners. * Frontend Architecture for AI Workflows: Create scalable, performant React-based UIs that handle asynchronous and long-running operations, streaming responses, and real-time agent interactions. * Product Thinking and Ownership: Contribute to product direction and roadmap for AI-powered features, helping define what to build and why - not just how. * Cross-Functional Collaboration: Work closely with backend engineers, Product Managers, and Designers to integrate AI features and ship products that delight users. * Component Development and Quality: Build reusable, well-tested React components with a focus on performance, observability, and platform reliability. * Knowledge Sharing and Mentorship: Support your peers, share knowledge, and raise the engineering bar through code reviews and mentorship. ## Related Videos - [WeAreDevelopers LIVE – AI, Freelancing, Keeping Up with Tech and More](https://www.wearedevelopers.com/videos/1786-wearedevelopers-live-ai-freelancing-keeping-up-with-tech-and-more) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Transforming Education: A Journey from interactive Markdown to Remote-Labs](https://www.wearedevelopers.com/videos/941-transforming-education-a-journey-from-interactive-markdown-to-remote-labs) - [Docker Compose: Rediscovered](https://www.wearedevelopers.com/videos/1978-docker-compose-rediscovered) - [WeAreDevelopers LIVE – Frontend Inspirations, Web Standards and more](https://www.wearedevelopers.com/videos/1761-wearedevelopers-live-frontend-inspirations-web-standards-and-more) - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) ## Related Articles - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Frontend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/195-frontend-developer-salary-in-germany-2023) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Dev Digest 132 - Binging WADFlix?](https://www.wearedevelopers.com/magazine/473-dev-digest-132-binging-wadflix) - 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