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Ubique Systems

React JS Developer

Ubique Systems
Sweden · Contract · Mid-Senior

Key Responsibilities:

· Design and Develop User Interfaces:

oCreate responsive, scalable, and maintainable front-end applications using React.js and modern JavaScript frameworks.

· Collaborate Cross-Functionally:

oWork closely with backend developers, UX/UI designers, product managers, and other stakeholders to deliver high-quality, seamless user experiences.

· Optimize Performance:

oEnsure optimal application performance, scalability, and responsiveness across various devices and browsers.

· Stay Up-to-Date:

oKeep up with the latest trends and advancements in frontend technologies and bring innovative solutions to the team.

· Maintain Code Quality:

oWrite clean, maintainable, and efficient code while adhering to best practices for testing, debugging, and code optimization.

· Implement Advanced Features:

oIntegrate advanced frontend technologies, including state management (Redux, MobX), server-side rendering, and component libraries.

Required Skills and Qualifications:

· 5+ years of experience in frontend development with a strong focus on React.js.

· Proficient in JavaScript (ES6+), HTML5, CSS3, and modern frontend development practices.

· Experience with Redux, Context API, or other state management libraries.

· Familiarity with RESTful APIs and integrating backend services.

· Experience with TypeScript is a plus.

· Knowledge of modern build tools (Webpack, Babel, npm/yarn) and version control systems like Git.

· Understanding of UI/UX design principles and a keen eye for detail when it comes to implementing pixel-perfect designs.

· Experience with testing frameworks (Jest, Cypress, etc.) and best practices in unit, integration, and end-to-end testing.

· Familiarity with CI/CD pipelines and deployment workflows.

· Strong problem-solving skills and the ability to work in a fast-paced, collaborative environment.

Preferred Qualifications:

· Experience with server-side rendering (Next.js).

· Familiarity with GraphQL and its implementation in frontend applications.

· Experience with Progressive Web Apps (PWAs) and responsive design.

· Understanding of performance optimization techniques like code splitting, lazy loading, etc.

· Exposure to CSS-in-JS libraries (Styled Components, Emotion).

Key Skills

Ranked by relevance

javascript responsive server restful apis typescript webpack reactjs graphql html5 cicd css
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Posted
Jul 10, 2025
Type
Contract
Level
Mid-Senior
Location
Helsingborg

Industries

IT Services IT Consulting IT System Data Services IT System Design Services

Categories

Consulting Information Technology Design

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