299 react English-speaking jobs in Warsaw

Lead Full Stack Developer with expertise in Java and React.js to design, develop, and deliver scalable web applications. Requires strong leadership, technical expertise, and experience guiding development teams in an Agile environment.

experience with .NET; Strong experience building REST APIs, including API versioning; Strong experience with React

database design.Frameworks: Familiarity with Salesforce Lightning and/or modern JS frameworks like React

Solid experience with Laravel or Symfony Working knowledge of TypeScript Hands-on experience with React

software in cloud environments Expertise HTML/CSS, and at least one modern frontend framework (e.g., React

building scalable, high-throughput applications Knowledge of front-end technologies such as Angular or React

contribute to backend services written in Node.js and TypeScript, frontend applications built with React ... backend services with Node.js and TypeScript.Hands-on experience developing frontend applications with React ... Node.js and TypeScript.Delivering features end to end, from data models and service architecture through React-based

, or Django.Develop modern frontend applications using JavaScript/TypeScript and frameworks such as React ... Python and experience with frontend applications using JavaScript/TypeScript and frameworks such as React

Nice to Have Experience with React and modern frontend development. ... While the primary focus is backend development, occasional contributions to React-based frontend functionality

Agent runtime to React component to deployment script in an afternoon. ... Tech TypeScript/React on the frontend. Python on the backend and agents. Modal for infrastructure.

technologies (ASP.NET, ASP.NET Core)Strong hands-on experience with front-end technologies such as React ... frameworksDevelop responsive, intuitive, and high-performing user interfaces using front-end technologies such as React

Deep expertise in JavaScript/TypeScript with at least one modern frontend framework (e.g., React), and

React, Next.js) and API design (REST, GraphQL).Understanding of data modelling, ETL/ELT processes, and ... services, and front-end interfaces) that surface AI-generated insights to business users — using Python, React

Senior Software Engineer to shape digital products at enterprise scale. Own solutions using Java, Spring, React, and cloud platforms like Azure/Kubernetes. Drive engineering excellence and leverage AI.

are looking for people with: Technical skills: Strong proficiency in JavaScript (ES6+), TypeScript, React

full-stack development skills with strength in front-end UI work Proficiency with modern UI frameworks (React

Postgres and MongoDB; Proficiency in front-end technologies including HTML, CSS, TypeScript, Vue.js, or React

end-to-end cloud-native solutions on Azure;Perform frontend, backend, and data layer testing across React-based

Familiarity with visualization software such as Tableau;Familiarity with frontend web frameworks such as React

a related field;Have professional experience building production web frontends with TypeScript and React