Top Front End Developer Jobs in Czechia

Develop React-based UI elements including dialogs, wizards, and forms; extend existing components; customize styles and implement themes from layouts; and address memory leaks and traffic optimization. The role requires commercial web application development experience, strong JavaScript, CSS, and HTML5 knowledge, and experience with TypeScript and React. Collaboration with international teams in English is required.

Build and maintain React and TypeScript features for an AI- and data-driven automotive cybersecurity platform. Develop complex data-heavy interfaces including tables, forms, graphs, dashboards, monitoring, detection, and alerting screens. Integrate backend services through GraphQL, write unit tests, make architectural decisions, ensure quality, use AI coding tools, and collaborate with product, design, backend, and QA teams.

Build and own complex, high-performance frontend experiences for observability products using Angular or another major frontend framework. Lead frontend architecture, translate complex data into intuitive interfaces, collaborate cross-functionally, write tested production code, review code, mentor engineers, and drive features from concept through production.

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.

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 maintain frontend-leaning, full-stack Creative and Studio products using React and Next.js. Develop AI interfaces, UX/UI workflows, proof-of-concept products, integrations, and end-to-end features. Collaborate with Design, Engineering, Growth, and Sales; iterate based on user feedback; maintain scalable, secure infrastructure; process large datasets; and mentor less experienced engineers. The role emphasizes strong portfolio work and demonstrated software engineering ability rather than formal degrees or certifications.

Develop, maintain, and optimize responsive frontend applications using React and Next.js. Translate Figma designs into production-ready interfaces, integrate APIs and backend services, and work within a microservices architecture. Contribute to frontend architecture, technical decisions, code quality, troubleshooting, and performance improvements. Collaborate with the CTO and technology team while managing tasks through Jira and Slack.

Develop and modernize front-end infrastructure for cloud-based networking and security management products. Responsibilities include designing front-end platform solutions, building and optimizing CI pipelines, maintaining testing frameworks, supporting CI/CD modernization, researching technologies, and establishing engineering best practices. The role also involves mentoring engineers, collaborating across teams, owning complex projects end to end, and contributing to the Prague team culture in a hybrid office environment.

Design, build, and maintain consumer-facing features across web (React) and mobile (React Native). Own product lifecycle from discovery through release, monitoring, experimentation, and iteration. Drive A/B testing and feature-flag strategies, make architectural decisions, ensure accessibility/performance/testability, mentor engineers, and collaborate with Product, Design, Data, and Platform teams.

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.

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.

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.

The Staff/Lead Fullstack Engineer will enhance the Mimica Webapp by architecting scalable UI components, managing large datasets, and optimizing performance while collaborating with cross-functional teams.

Develop and implement front-end web interfaces, focusing on CSS-driven layout and styling. Build responsive navigation/menu components and ensure web UI consistency and usability.

The Senior Frontend Engineer will build high-quality user-facing features, improve application performance, and implement complex components in a shared React codebase.

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 Frontend Engineer, you will design and develop high-performance applications, manage project priorities, and enhance software solutions while ensuring UX/UI excellence, aiming to create impactful tech solutions for compliance management.

The Senior Frontend Engineer at ClickUp will collaborate with backend teams to develop features, ensure code quality, manage projects, and resolve performance issues using Angular and associated technologies.

As a Staff Frontend Engineer, you'll develop features in Angular, collaborate with teams, manage project priorities, resolve performance issues, and ensure code quality through tests.

Full-stack Developers at QuantCo build user interfaces for machine learning solutions, collaborating with data scientists and engineers to deliver actionable products.

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.

Own and evolve the marketing website platform: design Sanity content schemas, build Astro components and design-token-driven UI, ensure accessibility (WCAG 2.2 AA), SEO, localization and performance, extend tooling for AI-assisted composition, and ship end-to-end features from schema to production.

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.