Top Front End Developer Jobs in Krakow

Develop front-end applications using JavaScript and Angular, React.js, or Vue.js. Responsibilities include writing high-quality, readable code and designing modern, responsive user interfaces for client projects. The role requires collaboration and independent work, with full-time or part-time availability of at least 20 hours weekly. Work is office-based in central Krakow with flexible hours.

Lead frontend architecture and development of shared UI infrastructure, design systems, and micro frontend strategies using React and TypeScript. Partner with architects, product, UX, and engineering leaders to deliver scalable, accessible, performant interfaces. Establish testing, CI/CD, versioning, and documentation standards; mentor engineers; conduct architectural reviews; and explore AI-enhanced UI/UX capabilities across a cloud-native platform.

Define frontend technical direction for a fintech platform area across architecture, design systems, micro-frontends, state management, performance, rendering, and accessibility. Author ADRs and RFCs, evaluate technology trade-offs, evolve an AI-native engineering harness, and drive adoption of frontend standards across teams. Provide product strategy input and mentor Staff-track engineers. The role requires extensive frontend, fintech, cross-team architecture, technical leadership, and technical writing experience.

Develop and maintain scalable React and TypeScript frontend applications in a Turbo monorepo, build Fastify backend utilities, and implement micro-frontend architecture with Module Federation. Create reusable UI components, type-safe APIs, and comprehensive automated tests. Maintain code quality with Biome and monitor performance and observability using OpenTelemetry and Prometheus. The role supports a banking-sector client in a flexible hybrid or remote Agile environment.

Develop scalable, testable frontend code for customer-facing web and mobile applications. Participate in the full software development lifecycle, collaborate with product and engineering teams, integrate external APIs and analytics, and improve SEO and PageSpeed performance. The role requires strong React, TypeScript, Next.js, HTML, CSS, UI/UX, and cross-browser development expertise, with a willingness to contribute across backend and infrastructure.

Lead frontend architecture and technical strategy for scalable CMS and consumer-facing gaming applications. Improve frontend infrastructure, Core Web Vitals, SEO, PageSpeed, code quality, and development workflows. Lead code reviews, integrate APIs and experimentation tools, manage internationalization systems, and communicate technical progress to product and nontechnical stakeholders across globally distributed teams.

Lead technical strategy for scalable CMS applications, optimize frontend infrastructure, oversee code quality, and enhance team productivity in a gaming-focused environment.

Leads and mentors a frontend engineering team while remaining hands-on with coding, architecture, code reviews, and technical delivery. Owns migration to Nuxt.js and server-side rendering, performance engineering, Core Web Vitals, and technical SEO. Manages team performance, career development, and work allocation while collaborating with product, backend, and cross-functional stakeholders to deliver scalable, high-quality software.

Develop frontend interfaces and A/B experiments for a health-focused AI product using Vue 3, TypeScript, and Vite. Improve design systems and AI-assisted development workflows, own features from concept through production, collaborate across engineering, design, product, and analytics, and optimize performance, reliability, and development velocity using user data and experimentation results.

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 and polish complex interactive video-editing features for Studio, including transitions, color grading, element libraries, presets, and customizable keyboard shortcuts. Own frontend-leaning full-stack work from proposal through launch, collaborate in a fast-moving startup environment, and contribute to product decisions and marketing efforts. Deep backend expertise is not required.

Own complex frontend features from concept through production using Angular or another major framework. Design scalable architectures, build high-performance data-intensive interfaces, collaborate cross-functionally, and make product and technical decisions. Write tested production-ready code, improve engineering practices, review code, mentor engineers, and use AI-assisted development effectively.

Build reliable, responsive React and Next.js interfaces from designs and API contracts. Implement reusable, accessible components, integrate REST APIs, manage application state, write unit and component tests, debug browser issues, optimize performance, and contribute to collaborative Git-based development workflows. The role requires independent delivery, defensive API handling, secure client-side practices, and maintainable front-end code.

Owns technical direction for complex frontend features using React and Next.js. Designs scalable architectures, reusable component libraries, state-management patterns, API integrations, graphics-heavy interfaces, mapping features, and performance optimizations. Leads testing, CI/CD, security, documentation, code reviews, mentoring, estimation, and technical discovery while ensuring accessibility, browser compatibility, and clean host-application integration.

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 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 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 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.

Develop and maintain distributed systems for internal and external clients, including frontend and backend applications. Responsibilities include technical design, coding, configuration, unit and performance testing, defect resolution, production support, troubleshooting, code reviews, continuous integration and deployment, and technical guidance for junior developers. The role also researches technologies, develops proofs of concept, documents designs, and promotes engineering best practices.

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.

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.