Senior UI Developer

Description : Role Overview : The Senior UI Developer is an experienced engineering role requiring an inferred 58 years of experience, focused on building responsive, scalable, and high-performance user interfaces for cloud-based application development.The incumbent must be highly proficient in JavaScript/TypeScript and React.js, adhering to modern UI engineering best practices and collaborating within an Agile environment.This role demands strong expertise in modern front-end technologies and integration with backend services, leveraging an understanding of Node.js.Job Summary : We are seeking a highly proficient Senior UI Developer (58 years experience inferred) with expert knowledge of React.js, JavaScript/TypeScript, and high-performance UI engineering. The ideal candidate will be responsible for designing and implementing scalable, responsive user interfaces for cloud-based applications, utilizing advanced state management and integration techniques. Key mandatory skills include deep knowledge of RESTful API integration, modern testing frameworks, and version control (Git). The role requires strong collaboration skills to ensure successful delivery within an agile, cross-functional team structure.Key Responsibilities and Technical Deliverables : Frontend Development and Architecture : - Design, architect, and implement robust, scalable, and high-performance user interfaces utilizing React.js and its ecosystem (Router, Hooks, Context API).- Write clean, maintainable, and well-documented code using JavaScript/TypeScript, strictly adhering to UI engineering best practices.- Develop responsive and accessible UIs using advanced HTML5 and CSS3 techniques, including preprocessors (SASS/LESS) or CSS-in-JS solutions.Server-Side & Integration : - Leverage expertise in Node.js to understand and potentially assist with server-side rendering (SSR), tooling, and build pipeline setup.- Collaborate closely with backend teams to define, consume, and integrate efficient RESTful APIs and potentially GraphQL endpoints.- Ensure seamless and robust UI integration with distributed backend services, demonstrating an understanding of microservices communication patterns.Performance, Quality, and Process : - Implement and enforce performance optimization strategies (e.g., code splitting, lazy loading, caching) to achieve high core web vitals and high-performance user interfaces.- Develop comprehensive unit and integration tests using modern testing frameworks (e.g., Jest, React Testing Library) to ensure code quality.- Actively participate in an agile environment, including sprint planning, estimation, daily stand-ups, and thorough code reviews via Git.Mandatory Skills & Qualifications (Inferred)- Experience : 5 to 8 years of experience in professional UI/Frontend Development.- Languages : Expert-level proficiency in JavaScript (ES6+) and TypeScript.- Frameworks : Strong expertise in React.js and common state management libraries (e.g., Redux, Zustand).- Styling/Markup : Expertise in modern HTML5, CSS3, and responsive design techniques.- Integration : Proven experience consuming and integrating with RESTful APIs and working with asynchronous patterns.- Tools : Proficiency in Git for version control and experience with build tools (e.g., Webpack, Vite).- Methodology : Experience working in an Agile/Scrum development environment.Preferred Qualifications : - Experience migrating legacy AngularJS (1.x) applications to React or modern Angular.- Cloud certifications in AWS, Azure, or GCP.- Exposure to microservices architecture and how UI integrates with distributed backend services.- Experience with Node.js for full-stack tasks or build tooling configuration. (ref:hirist.tech)