Top Front End Developer Jobs in Warsaw

Lead a frontend team while writing production code and owning technical direction, shared UI platform architecture, application templates, code quality, Scrum processes, and frontend delivery infrastructure. Build and maintain React and TypeScript applications deployed through CloudFront and Lambda@Edge. Represent frontend in architecture discussions and oversee releases, caching, CDN infrastructure, technical debt, and team development.

Develop and maintain full-stack software features for Cisco Webex, with emphasis on Angular frontend components and Java, Node.js, and Python microservices. Participate in design, code reviews, testing, performance optimization, observability, and cross-functional collaboration with product, SRE, and DevOps teams. The role contributes to scalable, reliable partner-network solutions while using AI-assisted development tools and supporting continuous learning.

Build and maintain scalable, performant, testable user interfaces and product features using React and TypeScript. Lead major frontend components, improve software architecture, and ensure consistent experiences across devices, browsers, and settings. Collaborate with backend, Android, iOS, product, and design teams to deliver consumer-facing products. Own engineering projects, define success metrics, validate decisions, and prioritize privacy and user experience.

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.

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.

Build responsive, performant, accessible web applications; make frontend architecture decisions; write unit and integration tests; maintain frontend-backend API contracts; improve engineering processes and tools; and collaborate cross-functionally. The role requires strong JavaScript and frontend expertise, including TypeScript, React, Next.js, HTML5, CSS3, testing libraries, RESTful APIs, Figma, usability, and user experience.

Design, develop, maintain and optimize Java-based business applications and architecture within an Agile team. Support integrations, stabilization, testing, release planning, and environment management while ensuring software quality and compliance with standards.

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.

Develop and maintain React.js user interfaces, reusable components, and front-end libraries. Optimize application performance across browsers and devices, translate designs into code, collaborate with product and backend teams, write tests, debug production issues, and maintain modern React development practices and tools.

Develop reusable, scalable frontend code for the SOFTSWISS Sportsbook Platform. Translate designs into optimized interfaces, improve product quality and development processes, conduct code reviews, groom backlogs, participate in retrospectives, document technical solutions, and collaborate with designers, engineers, and business stakeholders in an agile environment.

Build core web experiences for Chat, Notes, Calendar, Docs, and Sheets. Own frontend architecture, complex interactive features, real-time collaboration, rich-text editing, scheduling, spreadsheets, streaming AI integrations, performance, accessibility, and reliability. Collaborate with product, design, backend, and AI teams to take features from concept through production.

Design, build, and maintain scalable enterprise Angular applications. Collaborate with UX/product/backend teams to integrate REST APIs, create reusable components, optimize performance, ensure security, write tests (unit/integration/E2E), participate in code reviews, and support CI/CD and containerized deployments.

Develop user interfaces for mission-critical operations, focusing on map-driven web applications for monitoring and predicting flight trajectories.

Build and ship intuitive frontend features for Aurora's Physical Design CAD and 3D canvas. Collaborate with product, design, and backend engineers to design, implement, test, and support production features. Improve frontend architecture, tooling, and reliability, participate in on-call rotation, and mentor peers.

Lead a cross-functional team of frontend and backend engineers building scalable consumer experiences across mobile and client platforms. Own end-to-end UX delivery, partner with Product and Design, uphold engineering standards, improve usability and performance, mentor engineers, and strengthen agile delivery using metrics such as DORA and cycle time.

Own and build the frontend for Alternative Payment Methods: create and maintain SPAs for Hub and Olimp, integrate new APMs into the payment form, improve merchant UI/UX, collaborate with Go backend engineers on Buf/Connect RPC contracts, and establish frontend patterns, tooling, and review practices for the team.

The Frontend Engineer will develop a graphic interface for a SaaS simulation platform, requiring strong software engineering skills and proficiency in Angular, HTML, and CSS.

Design, architect, implement, and maintain React and TypeScript web applications. Develop responsive HTML/CSS pages and email templates optimized for SEO and Core Web Vitals. Write unit and integration tests, solve technical challenges, collaborate with the team, and take ownership of project delivery. Preferred experience includes Redux, React Query, Jest, Cypress, and SSR/SSG frameworks such as Next.js, Astro, or Remix.

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.

Own complex frontend features across web and mobile, design React and React Native systems, improve rendering and runtime performance, and build reusable abstractions. Collaborate with product, backend, and QA teams to deliver simple user experiences. Maintain quality through code reviews and unit, end-to-end, and visual-regression testing. Mentor colleagues and help raise frontend engineering standards.

Shape frontend architecture and engineering direction across React, React Native, and shared monorepo teams. Own platform capabilities, shared libraries, design-system foundations, developer tooling, performance, testing, migrations, and developer experience. Diagnose systemic web and mobile issues, remain hands-on with implementation and technical investigation, influence cross-team decisions, partner with product and QA, and mentor senior engineers. This is an individual contributor role focused on sustained organizational impact rather than people management.

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.

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.

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.