UI Developer

Job Title: Senior React.js Developer

Experience: 5+ Years

Location: Pune

Employment Type: Full-Time

Job Summary:

We are looking for a skilled React.js Developer with 5+ years of experience to join our team. You’ll build scalable, high-performance web and mobile applications, work closely with designers and backend developers, and ensure responsive and user-friendly UI/UX across platforms.

Key Responsibilities:

• Develop dynamic, reusable components using React.js, JavaScript, HTML5, and CSS3
• Integrate wireframes and UI/UX designs into functional front-end interfaces
• Ensure cross-browser/platform compatibility and responsive design
• Optimize apps for speed and scalability
• Implement and maintain unit and E2E tests (Jest, Playwright, Puppeteer)
• Integrate with RESTful APIs and backend services
• Maintain code quality and performance standards
• Collaborate with designers, product managers, and backend engineers
• Mentor junior developers and contribute to best practices

Required Skills:

• 5+ years in front-end/UI development
• Strong in React.js, JavaScript (ES6+), HTML5, CSS3
• Experience with Redux, SASS/LESS, REST APIs
• Familiarity with performance optimization tools
• Solid understanding of UI/UX design principles
• Excellent communication and team collaboration skills
• Bachelor’s degree in Computer Science or related field

Responsibilities:

• Translate designs and wireframes into high quality code.
• Write and maintain modular and high performance code.
• Collaborate with BE devs and UX designers to improve usability.
• Participate in technical discussions and communicate across teams.
• Lead frontend technical development efforts.
• Take ownership and drive projects end-to-end.
• Mentor junior developers

• Design front-end architecture (secure, high-performing, scalable, extensible, flexible, simple).

Requirements:

• Should have strong JavaScript fundamentals.
• HTML/CSS experience, including concepts like layout, specificity, cross browser compatibility, and accessibility.
• Strong proficiency in JavaScript, the JavaScript object model and ES6
• Understanding of React.js / Angular/ Vue.js and its core principles.
• 2+ years of hands-on experience with React.js /Vue.js/ Angular.
• Good communication skills.
• Good understanding of FE build systems and tools like Babel(ES6), Webpack, Grunt, npm,. is a plus.
• Experience with browser APIs and optimising front end performance is a plus.

We are looking for a smart, passionate hands-on engineer to join our team. In this role, you will be responsible to drive innovation in full-stack development of complex web applications, while improving performance, scalability, and maintainability.

You should:

1. Have thorough knowledge of JavaScript, AJAX, jQuery, HTML5, CSS3, Bootstrap.
2. Be familiar with different PHP CMS (WordPress, Drupal, Joomla) and frameworks.
3. Be able to unit test the code components; Document the code and the functionality.
4. Be a good and quick learner, and open to learn new technologies in JavaScript Frameworks.
5. Good to have experience in MySQL/ MariaDB databases.
6. Good to have experience working with outside data sources and API’s.
7. Have Good Communication skills.

1. Deliver stable and scalable solutions in HTML, and JavaScript
2. Update existing components to support changing needs.
3. Improve the internal team culture of high-quality software development.
4. Cooperate with team members on maintaining existing solutions beyond means of code development.
5. Work on bug fixing and improving application performance.

What we offer:

• Various challenges ranging from scratch design/architecture to end-user experienced performance.
• Flexible working process, openness to suggestions and a fresh point of view.
• Room for self-improvement and knowledge exchange within the team.
• Close cooperation with Customer Experience Team providing actual feedback on end-user experience.
• Transparent cooperation with business stakeholders.

Responsibilities

• Delivering a complete front end application
• Ensuring high performance on mobile and desktop
• Writing tested, idiomatic, and documented JavaScript, HTML and CSS
• Coordinating the workflow between the graphic designer, the HTML coder, and yourself
• Cooperating with the back-end developer in the process of building the RESTful API
• Communicating with external web services

Skills and Qualifications

• Proficiency with JavaScript and HTML5
• Professional, precise communication skills
• Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience
• Creating self-contained, reusable, and testable modules and components
• Ensuring a clear dependency chain, in regard to the app logic as well as the file system
• Ability to provide SEO solutions for single page apps
• Extensive knowledge of CSS and JS methods for providing performant visual effects and keeping the framerate above 30fps at all times
• Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
• Validating user actions on the client side and providing responsive feedback
• Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed
• Creating custom, general use modules and components which extend the elements and modules of core AngularJS
• Experience with all levels of operation available to the front-end, such as from creating XHRs in vanilla JS to using a custom wrapper around $resource
• Experience with building the infrastructure for serving the front-end app and assets
• Architecting and automating the build process for production, using task runners or scripts
• Documenting the code inline using JSDoc or other conventions
• Writing extensive unit tests using automated TDD tasks
• Creating e2e test suites for all components, and running them with Protractor (or a well reasoned alternative)
• Creating configuration, build, and test scripts for Continuous Integration environments