Senior UI / ReactJS Developer

Senior UI / ReactJS Developer

Work Location: Phoenix, AZ 85054 Contract Duration: 12 Months Experience Required: 8+ Years

Technical Hiring Criteria (Must Haves)

Top Required Skills:

• ReactJS
• NodeJS
• JavaScript / HTML5 / CSS3

Additional Required Skills:

• JSON
• Python
• jQuery
• CSS2/CSS3
• Front-End Development Frameworks

We are seeking a highly skilled Senior UI / ReactJS Developer with 8+ years of experience in front-end application development and modern JavaScript frameworks. The ideal candidate will have strong expertise in ReactJS, NodeJS, JavaScript, HTML5, CSS3, and related web technologies, with hands-on experience building scalable, responsive, and high-performance web applications.

The candidate should possess a strong understanding of UI/UX principles, component-based architecture, API integration, and modern front-end development practices.

• Design, develop, and maintain responsive and interactive web applications using ReactJS.
• Build reusable and scalable UI components following modern front-end design principles.
• Develop and integrate APIs with front-end applications using NodeJS and JSON-based services.
• Implement clean, maintainable, and optimized code using JavaScript, HTML5, CSS3, and jQuery.
• Collaborate with business analysts, product owners, designers, and backend teams to define and implement application requirements.
• Optimize applications for maximum speed, scalability, and performance.
• Ensure cross-browser compatibility and responsive design across various devices and platforms.
• Participate in code reviews and follow development best practices.
• Troubleshoot application issues and provide efficient solutions.
• Work within Agile development environments and participate in sprint activities.

• Bachelor's degree in Computer Science, Information Technology, Engineering, or related field.
• Minimum 8+ years of experience in UI/front-end application development.
• Strong hands-on experience with: ReactJS, NodeJS, JavaScript, HTML5, CSS2/CSS3, JSON, jQuery, Python.
• Experience in developing reusable components and single-page applications (SPA).
• Strong understanding of REST APIs and JSON data exchange.
• Knowledge of responsive design and modern UI development principles.
• Familiarity with Git and version control systems.
• Experience working in Agile/Scrum environments.

• Experience with cloud platforms and modern deployment practices.
• Knowledge of state management libraries such as Redux.
• Experience with front-end testing frameworks.
• Knowledge of CI/CD pipelines and DevOps practices.
• Strong problem-solving and analytical skills.