Top Front End Developer Jobs in Hamburg

Develop and maintain frontend systems for live strategy game web clients. Responsibilities include designing and improving features, ensuring stability and performance, monitoring bugs and analytics, collaborating across teams, maintaining roadmaps, conducting code reviews, and owning projects through post-release monitoring. The role uses modern frontend technologies and emphasizes scalable, observable, testable, and maintainable code.

Develop and maintain frontend systems for live strategy games using JavaScript, TypeScript, Vue.js, Sass, and modern testing and observability tools. Own complex features from design through post-release monitoring, improve stability and performance, contribute to roadmaps, collaborate across teams, review code, and promote maintainable engineering practices. The role also involves monitoring bugs and performance, supporting analytics and game features, and working within an agile Scrum environment.

Develop and maintain performant, scalable frontend features for a multi-device e-commerce web shop using React and TypeScript. Collaborate with product, UX, and QA teams; solve complex technical problems; own large projects from conception through deployment; improve architecture, Core Web Vitals, accessibility, testing, and development workflows; and promote code quality through reviews and knowledge sharing.

Build high-traffic frontend interfaces using JavaScript and Vue.js, develop features that improve user experience and conversion, and collaborate with developers, managers, QA, and designers. Lead projects, distribute tasks, contribute to architectural decisions, explore technologies, and improve team processes through retrospectives. The role focuses on frontend development for an enterprise B2C e-commerce platform.

Build and optimize ZOE’s customer-facing website using TypeScript, React, and Next.js, with a strong focus on accessibility, performance, responsive design, and design-system development. Collaborate with designers, analysts, and product teams on user experiences and A/B testing. Contribute to backend services using Kotlin or Python, support API development, write maintainable code, and ship production improvements regularly.

Build and own high-traffic enterprise ecommerce interfaces using Vue 3, Nuxt 3, TypeScript, JavaScript, and Tailwind CSS. Drive frontend architecture, develop conversion-focused features, collaborate with product and engineering teams, implement design systems, maintain code quality through reviews and automated testing, and ensure pixel-perfect, accessible user experiences using Vitest and Playwright.

Develop and maintain responsive frontend applications using TypeScript, integrate APIs and services, implement UI/UX designs, optimize performance and scalability, apply frontend security and data protection practices, troubleshoot issues, participate in code reviews, and contribute to open-source privacy-focused projects.

Leads two distributed frontend engineering squads responsible for Grafana’s frontend platform and navigation. Owns team performance, hiring, planning, discovery, delivery, engineering direction, and customer outcomes. Partners with Product and Design, develops technical leaders, improves engineering workflows through AI and automation, and drives quality, security, reliability, accessibility, and operational excellence. Participates in engineering management on-call and helps shape frontend foundations, search, navigation, and multitenant capabilities.

Own the frontend architecture and implementation of a scientific experimentation platform. Build complex visualizations, workflow graphs, live monitoring, large result interfaces, and robust asynchronous workflows. Establish testing, review, component, and design standards while migrating to the Constructor React library. Work directly with physicists to translate scientific needs into usable interfaces and contribute to backend code when necessary.

Own Restate’s frontend product experience, building fast, accessible, secure interfaces for monitoring durable workflows and distributed systems. Develop data-intensive timelines, charts, filtering, search, live updates, client state, and shared components. Collaborate directly with design, engineering, and founders from concept through production. Improve performance, usability, testing, information design, and safe handling of untrusted content while contributing to API and backend discussions when needed.

Build and improve high-quality web products and reusable design-system components. Own frontend performance, including data loading, caching, server rendering, and streaming. Apply strong product judgment to complex UX problems and collaborate with designers, engineers, and product leaders. Work autonomously across products, establish frontend quality standards, and help elevate team practices through technical leadership and craftsmanship.

Build and operate production AI backend systems, including inference pipelines, orchestration layers, and reliable APIs. Optimize latency, throughput, caching, batching, and streaming while monitoring distributed services and responding to incidents. The role requires strong backend fundamentals, experience with high-throughput services, familiarity with LLM and multimodal inference, and the ability to debug systems under load.

Shape frontend architecture and technical direction across React, React Native, and a shared Nx monorepo. Own platform capabilities, shared libraries, design-system foundations, tooling, developer experience, performance, testing, migrations, and systemic quality improvements. Remain hands-on with implementation and investigations, partner across product, backend, and QA, and mentor senior engineers while improving consistency and effectiveness across teams.

Own complex frontend features across web and mobile using React, React Native, and TypeScript. Design reusable frontend architecture, diagnose rendering and performance issues, collaborate with product, backend, and QA, and maintain quality through code review and automated testing. Mentor colleagues, share knowledge, and contribute to weekly releases while owning work from problem definition through production.

Build and modernize Productboard’s frontend platform, migrating its legacy design system to Spark UI. Design AI-ready module boundaries, API contracts, documentation, and agent workflows involving tool use and autonomous execution. Develop high-performance React applications, validate experiments with users, collaborate with product and design teams, own features through production, mentor engineers, and share engineering knowledge across the organization.

Build and maintain user-facing features and interfaces for Restream web services. Design and implement UI and business logic, collaborate with product designers and engineers, perform code reviews, improve reliability and scalability, and evaluate emerging technologies.

Design and implement complex customer-facing frontend features using TypeScript and React. Provide technical leadership, mentor junior engineers, drive frontend architecture and best practices, improve performance and accessibility, partner with product/design, integrate with backend APIs, and manage technical debt and scalability.

Design, develop, and maintain scalable frontend applications using modern JavaScript frameworks. Collaborate with UX/UI designers, optimize performance and responsiveness across devices, conduct code reviews, mentor junior developers, and work within an agile team to adopt best practices and emerging technologies.

Design, develop, and test user interfaces for mobile and web applications. Build reusable frontend code and libraries, translate user and business needs into functional solutions, debug and optimize applications, and collaborate with product management and user interaction designers. The role emphasizes end-to-end ownership, teamwork, adaptability, and converting ideas into implemented products.

Build and improve Restream’s web interfaces and user-facing features for the AI Clips team. Design UI and business logic, collaborate with product designers, participate in code reviews, improve system reliability, and evaluate emerging technologies. The role requires strong JavaScript and TypeScript expertise, advanced React knowledge, CSS preprocessor experience, and familiarity with backend development, cloud infrastructure, containers, and continuous deployment.

Design and implement modern, high-performance frontend applications within a headless CMS architecture using Vue.js/Nuxt. Influence system design and architecture, collaborate in cross-functional DevSecOps teams, ensure code quality, performance and security, and support continuous improvement and stakeholder alignment for large-scale customer platforms.

As a Frontend Engineer, you will build and enhance frontend solutions for financial configurations, develop internal tools, and create customer-facing interfaces, ensuring high performance and quality in financial applications.

Lead UI Developer focusing on designing and developing user interfaces for SAP applications. Responsibilities include mentoring developers, collaborating with teams, and ensuring performance and accessibility of applications.

Design and implement developer-facing UI from Figma to production using Hotwire (Turbo + Stimulus) and ViewComponents. Own the dashboard, API playgrounds, docs, marketing site, and data visualization. Optimize performance and bundle size, maintain a coherent component system, and ship polished, production-ready front-end with tests and CI/CD.

As a Senior Frontend Engineer, you'll deliver web-based AI modeling tools, optimize frontend architecture, and collaborate on complex UI components.