Jobs für react frontend developer bei Berlin

We’re working with a fast-growing AI company looking for a Senior Fullstack Engineer to build production AI features end to end. You’ll work across React & TypeScript on the frontend and Python & FastAPI on the backend, taking features all the way from idea through to production. Expect to work on everything from APIs, data and LLM integrations through...

What you’ll doTake ownership of complex product features end-to-end - from architecture and data modeling to beautiful and performant user interfacesTranslate product ideas and designs into pixel-perfect, production-grade UI using modern frontend frameworks and component librariesWork closely with Product, Design, and Engineering to define scope, shape...

**Remark**: The following position requires **fluent German language skills** (min. level C2), both written and spoken. ***\* kununu TopCompany 2026 \*\* \*\* DIE ZEIT - Most Responsible Employer 2026 \**** Seit über 40 Jahren begleiten wir Organisationen aus der Öffentlichen Verwaltung, der Industrie, Banken und...

 What you’ll doTake ownership of complex product features end-to-end - from architecture and data modeling to beautiful and performant user interfacesTranslate product ideas and designs into pixel-perfect, production-grade UI using modern frontend frameworks and component librariesWork closely with Product, Design, and Engineering to define scope, shape...

Wir entwickeln und betreiben eine End-to-End-Plattform für Car-Sharing und Fahrzeugvermietung, die heute bei Kunden in Deutschland, Österreich und Spanien im Einsatz ist. Die Plattform ist vollständig white-label-fähig und umfasst mobile Apps, Web-Applikationen, Back-Office-Tools sowie Integrationen mit Telematik-Hardware, Zahlungsdienstleistern und...

Dear AEM Experts, For one of the leading digital marketing agencies in the Germany (global reach), we are currently looking for multiple AEM Experts in different roles. 100% remote and long-term.   ROLES:- AEM Fullstack Developer- AEM Frontend Developer   QUICK FACTS:- Freelancing/Contracting- Start: ASAP- 100% remote- Duration: long-term 12+ months-...

Hi there!Are you eager to work at the intersection of AI, research, and real-world impact? At Data4Life, we empower researchers and public-health partners by building secure, compliant, and high-impact digital solutions. As we expand our AI-enabled research platforms, including our AIR·MS chatbot, integrated LLM solutions, and developer tooling, we are...

Location Berlin Employment Type Full time Location Type Hybrid Department Engineering Compensation €100K – €150K • Offers Equity What you’ll do Take ownership of complex product features end-to-end - from architecture and data modeling to beautiful and performant user interfaces Translate product ideas and designs into pixel-perfect,...

Deine AufgabenBei Rulemapping machen wir geltendes Recht maschinenlesbar. Du baust die Webanwendungen, über die Behörden und Unternehmen mit dieser Technologie arbeiten, vom React-Frontend bis zum NestJS-Backend, in enger Zusammenarbeit mit UX und Product Management.Du entwickelst performante, wartbare Frontend-Komponenten mit React, Panda CSS und dem...

About the RoleThis is a founding engineering role at an early-stage AI startup building autonomous agents that automate complex processes for industrial enterprise customers. You will own the full stack, from React frontends to cloud infrastructure to LLM-powered backends, and your contributions will directly shape both the product and the engineering...

Dear Crystallize Experts, We are currently looking for multiple Crystallize (Headless Commerce) Developers in different roles for one of the leading tech companies in Europe (global reach). 100% remote and long-term.   ROLES:- Crystallize Frontend Developer- Crystallize Backend Developer   QUICK FACTS:- Freelancing/Contracting- Start: ASAP- 100% remote-...

Dear Shopify Developers,   We are currently looking for several Shopify Developers for a long-term, 100% remote role with one of the leading tech companies in Germany.   ROLES:- Shopify Backend Developer- Shopify Frontend Developer   QUICK FACTS:- Freelancing/Contracting- Start: ASAP (later start possible for some projects)- 100% remote- Duration:...

Aktuell suchen wir jemanden für eine Position in der LOHN24-Gruppe. ### Über uns Die Payrollers GmbH entwickelt SaaS-Lösungen für digitale Unternehmens-, HR- und Payroll-Prozesse. Als Fullstack-Entwickler (m/w/d) arbeitest du an der Weiterentwicklung unserer bestehenden SaaS-Produkte sowie an neuen Anwendungen. Dabei begleitest du den gesamten...

What you’ll doTake ownership of complex frontend features end-to-end - from scoping and architecture to polished, high-quality deliveryPush the boundaries of what’s possible with modern frontend technologies and build pixel-perfect, visually refined UI that matches design specs down to the smallest detailCollaborate closely with Product, Design, and...

Dear Developers,   We are currently looking for multiple Developers (Rust) in different roles for one of the leading tech companies in Europe. The position is 100% remote and long-term.   ROLES:- Fullstack Developer- Backend Developer- Frontend Developer   QUICK FACTS:- Freelancing/Contracting- 100% remote- Start: ASAP- Duration: long-term- Capacity:...

At go-e, we have been pursuing the development of our vision with passion and strength from the very beginning. We are moving in an area that is characterized by breakthroughs and growth and that requires a lot of personal responsibility and creative solution finding. On our journey towards the energy transition, the mixture of innovation and security,...

About the RoleWe are looking for a Russian-speaking senior, well-rounded Full-Stack Engineer who is equally comfortable building polished React/TypeScript interfaces and substantial backend systems with Node.js/TypeScript. This is a long-term opportunity to join an established engineering environment and take meaningful ownership of production systems,...

Das Wichtigste zuerst: Bei uns ist jeder willkommen. Hauptsache, Du bringst neben der Dir natürlich angeborenen Professionalität und Deiner technischen Expertise auch eine große Portion Humor und Freude am Austausch mit Deinen Kollegen mit. All die Klischees von Beratungen findest Du bei uns nicht – es gibt keine Anzugspflicht (bitte hab aber zumindest...

Deine MissionEntwicklung moderner Weblösungen: Du entwickelst mit Python (FastAPI, SQLAlchemy) und React performante Anwendungen zur Datenerfassung, -verarbeitung und -darstellung. Deine Lösungen verbinden robuste Backend-Logik mit intuitivem Frontend.Schnittstelle zwischen Frontend und Backend: Du gestaltest APIs, modellierst Daten und entwickelst...

Staff Engineer, Retail Media / AdTech Solutions (m/f/d)About Redcare Pharmacy:As Europe’s No.1 e-pharmacy, Redcare Pharmacy is powered by passionate teams and cutting-edge innovation. We strive to create a healthy, collaborative work environment where every employee feels valued and inspired to contribute to our vision “Until every human has their...