Top Front End Developer Jobs in Warsaw

The Frontend Product Engineer will develop and maintain the core booking engine, build user-facing features, write tests, and collaborate across various tech teams.

Design and build high-performance, reusable frontend components and platform features (notifications, admin panels, chats). Collaborate with PMs, designers, and backend engineers to deliver scalable, maintainable Angular-based solutions and drive frontend architecture and performance improvements.

The Frontend Developer will build modern web applications using React, ensure code quality, collaborate in a scrum team, and interact with clients.

Design and deliver scalable, maintainable frontend systems using React and TypeScript. Lead technical decisions, collaborate with Product, Data Science, and Backend, drive performance optimizations, mentor engineers, own end-to-end feature delivery, and reduce technical debt.

As a Manager in front-end innovation, you will lead projects to transform ideas into viable product solutions, manage agile sprints, and foster collaboration across teams while ensuring technical feasibility and innovation.

Senior Frontend Engineer to design and build scalable, performant, and secure search-related frontend systems integrated with LLMs. Own architecture, testing (unit/integration/e2e), observability, accessibility, CI/CD, and mentor teammates. Participate in on-call rotations and improve development processes while working in a remote, collaborative environment.

The Frontend Engineer will maintain and enhance a platform for integrations, deliver high-quality features, write maintainable code and collaborate with teams to meet functional requirements.

The Front-End Developer (React) will develop UI components, perform testing, and collaborate with teams to meet technical requirements in a fast-paced environment.

Develop user-facing features using React.js, optimize performance across devices, translate UI/UX designs into code, and work with QA engineers on test cases.

Lead development of a complex iGaming platform using Angular 18+ and TypeScript. Produce scalable, testable, high-performance code; participate in testing, documentation, code reviews, and may lead project teams and mentor developers.

As a Senior Frontend Engineer, you will build and enhance features on various products using React and TypeScript, collaborating with teams to improve UI and software architecture while ensuring performance across devices and browsers.

Seeking a Senior Frontend Developer to enhance product architecture, collaborate with design, optimize performance, mentor juniors, and lead frontend projects.

Design, build, and optimize responsive, accessible frontend applications using modern JavaScript frameworks. Integrate with REST/GraphQL backends, implement data visualizations, write automated tests, participate in Agile processes, and mentor junior developers.

Develop and maintain complex enterprise applications using React and TypeScript, ensuring clean, reusable code and collaboration with a cross-functional team.

As a Senior Software Engineer at Kraken, you will collaborate with teams to develop onchain services, optimize applications, and mentor engineers, focusing on blockchain and DeFi technologies.

The Frontend Engineer will enhance analytics tracking, optimize data flow and attribution models while collaborating across teams to ensure data accuracy and governance.

Join Planner 5D as a Frontend Developer to enhance home design software by improving existing code, writing tests, and ensuring product performance using JavaScript and TypeScript.

Full-Stack Engineer responsible for developing and maintaining front-end and back-end components, collaborating on product solutions, and improving user interfaces.

As a Senior Frontend Engineer, you'll design, develop applications with React, optimize performance, and contribute to engineering culture, while ensuring quality and maintainability.

Lead frontend application development, collaborate with product managers and designers, ensure quality testing, and monitor feature performance.

The Senior Frontend Engineer will develop and maintain web-based applications, collaborating with design and product teams to create scalable solutions while mentoring junior engineers.

As a Senior Front-End Software Engineer, you will architect and develop large-scale front-end systems, lead technical strategies, mentor others, and innovate tooling and testing practices across Glia's platform.

The Senior Frontend React Developer will create robust UIs for AI-powered applications, ensuring performance and reliability while handling complex data and real-time interactions. Responsibilities include architecting Next.js applications, managing state, and integrating with backend services to enhance user experiences.

Design and build high-performance front-end applications using React and TypeScript, optimizing for performance and usability, while mentoring junior engineers and collaborating with a cross-functional team.

The Senior Frontend Engineer will develop and enhance enterprise applications, lead CMS development, integrate tools, and drive frontend innovation.