Top Front End Developer Jobs in Berlin

Lead KoRo's unified product and engineering organization, owning customer-facing storefront, ERP/operations, integrations, and data platform. Set product vision and prioritized roadmap, drive commercial and operational outcomes, hire and develop senior leaders, ensure engineering delivery and reliability, scale into new markets, and embed experimentation and data-informed decision-making.

Drive end-to-end product development for iTero 3D imaging systems by translating clinical needs into software requirements, leading cross-functional agile teams, driving ML diagnostic initiatives from PoC to productization, analyzing clinical usage data for improvements, and embedding customer feedback into product decisions to enhance usability, performance, and clinical value.

As a Senior Frontend Engineer at 8returns, you'll design and implement user interfaces, manage the entire frontend process, and collaborate with merchants and founders to enhance user experience.

Own and design the frontend architecture using React and TypeScript, deliver high-quality testable code, integrate A/B testing and feature-flag systems, collaborate with backend and product teams, mentor engineers, and drive product-quality and performance improvements.

Lead front-end engineer on the Mapper Team building scalable data-visualization and real-time multi-user front-end features. Own end-to-end projects, contribute to architecture and processes, mentor peers, participate in hiring, and deliver high-performance, testable, maintainable UI code.

Lead frontend architecture and delivery for complex Web3/DeFi applications. Build UIs for lending, trading, staking, bridging, and stablecoins; mentor engineers; collaborate with founders, smart contract and backend teams; align with customers on scope and timelines; ensure performance, quality, and secure production-grade products.

Lead modernization of frontend architecture for React Native mobile apps and supporting React web surfaces. Improve performance, reliability, accessibility, developer experience, testing and CI/CD. Drive large-scale refactors, establish best practices, mentor senior engineers, and collaborate across backend, product, and design to deliver scalable, high-quality user experiences.

The Senior Frontend Engineer will develop high-performance web interfaces, build modular components, integrate APIs, and collaborate with various teams to enhance user experience using modern development tools and practices.

As a Cloud-Native Frontend Developer Intern, you'll assist in developing innovative software solutions, focusing on micro frontends and application deployment while working closely with experienced team members.

The Senior Frontend Engineer will lead the development of frontend features, ensuring high-quality delivery and collaboration with cross-functional teams. Responsibilities include architectural design, code reviews, and maintaining frontend systems while focusing on user experience and performance.

Build and maintain agentic, AI-powered frontend features across Scalable's products. Work in a cross-functional Data Science & AI team to design, implement, and ship components (CLI, MCP server, agentic chat), lead technical discussions, make architecture decisions, and ensure code quality, security, testability, and scalability.

Contribute to the React frontend codebase, write clean testable TypeScript code, implement integrations for A/B tests and feature flags, collaborate with backend and product teams, and learn under senior engineer mentorship while using AI-assisted development tools.

As a Frontend Engineer, you'll enhance Atolls' frontend platforms by migrating to Vue 3, improve performance, and build reusable components. You'll also integrate with GraphQL APIs, oversee code quality, and collaborate with cross-functional teams.

Join Cerebras Systems to optimize and develop frontend compiler infrastructure for PyTorch models on their unique wafer-scale AI platform, focusing on model representation and optimization.

Oversee product development, develop visual layouts and UI/UX, write reusable code, optimize applications, and collaborate with engineers.

The Senior Frontend Engineer will manage the frontend codebase, enhance CI/CD pipelines, maintain shared libraries, and improve platform observability while collaborating with product teams to drive performance and reliability.

As a Front-End Web Developer, you will create responsive, user-friendly web applications, collaborating with designers and back-end developers to optimize user interfaces.

Join a cross-functional team to build and maintain a React/TypeScript web application: develop UI features, review code, make architectural decisions, collaborate with UX and product, plan projects with stakeholders, and mentor junior developers.

Design and maintain a modular, high-performance frontend: implement a pixel-perfect design system, optimize rendering and bundle sizes, architect client-side state for real-time data, integrate complex APIs, and ensure global availability and operational readiness for a Web3 consumer platform.

Build, test, and optimize responsive web applications using Next.js and React. Collaborate with designers and back-end engineers to implement high-performance, cross-browser UIs, manage state with Redux/Context API, integrate RESTful APIs, and debug front-end issues while following best practices and maintaining clean, scalable code in a remote team.

Build and maintain modern dashboard UIs using React and TypeScript. Implement canvas-based generative AI pipelines, integrate async pipelines via WebSockets, ensure performance for large media datasets, shape UX decisions, and define data contracts with backend teams.

The Frontend Engineering Intern will assist in building a web application using React, write tests, optimize performance, and collaborate with an agile engineering team.

Perform exploratory and regression testing of Kotlin language features and compiler frontend changes; localize and report bugs; contribute automated tests; plan testing with developers; create and debug small test programs; work with IDEs, VCS, bug trackers, and CI systems.

As the Head of Frontend, you will own the frontend ecosystem, define technical roadmaps, mentor developers, and drive engineering standards while ensuring high delivery speed in a growing environment.

The Software Engineer will build simulation and validation environments for autonomous air systems, focusing on frontend solutions and UI development for complex data visualization, human-autonomy integration, and real-time interfaces, while ensuring reliable code and performance.