Senior UI/UX designer

Job Description: React Developer (3–5 Years Experience)

Location: Mumbai

Employment Type: Full-time

Role: Frontend Developer (React.js)

About the Role

We are looking for a highly skilled React Developer with 3–5 years of hands-on experience in building modern, scalable, and responsive web applications. The ideal candidate should be proficient in React.js, frontend architecture, state management, and UI best practices.

Key Responsibilities

• Develop responsive, high-performance web applications using React.js, JavaScript/TypeScript.
• Build reusable components and front-end libraries for future use.
• Work closely with UI/UX designers to convert wireframes and prototypes into functional user interfaces.
• Optimize applications for maximum speed, scalability, and cross-browser compatibility.
• Integrate RESTful APIs and work collaboratively with backend teams.
• Participate in code reviews and contribute to continuous improvement of best practices.
• Troubleshoot, debug, and enhance existing applications.
• Ensure high code quality through proper testing and documentation.

Required Skills & Experience

• 3–5 years of professional experience in React.js development.
• Strong proficiency in JavaScript (ES6+) and TypeScript.
• Hands-on experience with Redux, Context API, or other state-management libraries.
• Good understanding of HTML5, CSS3, SASS, and modern UI frameworks.
• Experience working with REST APIs, JSON, and asynchronous programming.
• Familiarity with build tools like Webpack, Vite, Babel, etc.
• Understanding of Git and version control workflows.
• Knowledge of React hooks, performance optimization, and component lifecycle.
• Experience with testing frameworks (Jest, React Testing Library) is a plus.

Good to Have

• Experience with Next.js or server-side rendering.
• Knowledge of UI libraries such as Material-UI, Ant Design, or Chakra.
• Familiarity with Agile/Scrum methodologies.
• Basic exposure to DevOps tools and CI/CD pipelines.

Why Join Us?

• Opportunity to work on cutting-edge technologies.
• Collaborative, fast-paced, and growth-oriented environment.
• Competitive compensation and employee benefits.

Job Title: UI Developer

Location: Chennai, Pune, India

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Whatsapp: Nine 1500780 Five Nine

Job Summary: We are looking for a talented UI Developer to join our team. The ideal candidate will have extensive experience in developing user interfaces using Angular 11+ and RxJS. This role involves collaborating with cross-functional teams to create seamless and efficient user experiences.

Key Responsibilities:

• Design, develop, and maintain user interfaces using Angular 11+ and RxJS.
• Collaborate with backend developers, designers, and project managers to ensure seamless integration and high performance.
• Build reusable and modular components to optimize development efficiency.
• Implement responsive design and ensure cross-platform compatibility across various devices and browsers.
• Optimize application performance and address security vulnerabilities.
• Write clean, maintainable, and well-documented code following best practices.
• Conduct code reviews, debug, and resolve issues in a timely manner.
• Stay updated with the latest Angular features and related technologies to continuously improve the project.

Qualifications:

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• Proven experience as a UI Developer or in a similar role.
• Proficiency in Angular 11+ and RxJS.
• Strong understanding of HTML5, CSS3, JavaScript, and TypeScript.
• Familiarity with RESTful APIs and backend integration.
• Knowledge of UI/UX principles and experience implementing user-friendly interfaces.
• Hands-on experience with version control tools (e.g., Git).
• Strong problem-solving and troubleshooting skills.
• Excellent communication and teamwork abilities.

Preferred Skills:

• Experience with front-end frameworks such as Bootstrap and Material Design.
• Familiarity with Agile methodologies.
• Knowledge of testing frameworks like Karma and Jasmine.

The ideal candidate will have experience in creating mockups to present to teams, collecting feedback and creating a quality piece of work. This individual should be comfortable with building sitemaps, wireframes and prototypes to provide to project manners and inevitably execute based on outlined criteria. This candidate should have strong creative and design skills and be familiar with various design technologies.

Responsibilities

• Develop design solutions for mobile platforms
• Understand the Business thoroughly and exhibit creative solutions
• Clearly wireframe flows and demonstrate expertise and understand audience
• Build sitemaps, wireframes and prototypes to outline structure

Qualifications

• Bachelor's degree in user experience, design or related field
• 2 years of experience with UI design
• Knowledge of UI UX standards like Material Design for Android
• Prototyping and Wireframe Design skills
• Good UX content creation skills(logos, icons, images)

Mandatory:

• 4-7 Experience in React JS,  (ReactJS 2.5yrs compulsory)
• Optional:

Knowledge in UX/UI design, Azure DevOps, Test Driven - and Domain Driven Development

• Developing of complex IT systems with various system integrations and configurations
• Data security/GDPR

• Develop web-based application for analytics using Angular
• Integrate and extend Python REST APIs and create visually stunning UI experiences for analysts and users.
• Create flexible dashboards and reports (using plotly, d3, etc) and  leverage open source technology to create various components.
• Create a flexible UI for data analytics and big data usecases which can be used by Large Tier banks as well as smallscale agile startups
• Write unit tests and functional tests for the component using tools like Jasmine, Karma, Cypress, etc.
• Follow software development practices with continuous testing, development and integration (CD/CI)
• Write and maintain technical design documents and new-feature documents
• Collaborate closely with developers, engineers, testers, and product managers
• Participate in peer-based code reviews and design reviews
• Follow agile methodology and encourage collaboration with tools such as GIT, Confluence and Slack applications
• Undergraduate degree or above in computer science preferred

Required Qualifications

• Knows SPA and frontend technologies well
• Has used atleast 1 web framework: Angular / React / Vue / etc. and comfortable with Javascript/Typescript.
• Experience with styling (CSS / SCSS / others) frameworks like bootstrap, material, foundation, tailwind, etc. is a plus
• Knowledge on visualization frameworks like D3, plotly, highcharts, chart.js, etc. to make customizable dashboards.
• Has used testing libraries like karma, jest, jasmine, cypress, selenium, etc.
• Familiar with with frontend processes like State management (Redux), Reactive programming (rxjs), Authentication methods (JWT, SAML) etc. 
• Basic knowledge about APIs (flask, django, nodejs) and worked on deploying web applications (nginx or apache or cloud technologies like AWS, GCP, docker, etc.) will be beneficial.

Responsibilities

Ability to work on a cross-functional team within a very agile team, delivering on time and with high quality

Adjusts and defines new processes as they arise due to known and unknown customer/engineering requirements as it relates to frontend web development

Provides feedback on frontend architecture, code organization and CI/CD infrastructure for the team

Staying up to date with the best practices and future frontend development

Provides frontend leadership expertise and mentoring to other developers on not only the team, but the engineering organization as a whole

Takes pride in delivering ground breaking UI to web applications

Working closely with UX designers to turn their ideas into reality as it relates to creating visualizations for next generation cybersecurity

Qualifications

Proficient in developing large REACT Web Applications

Experience with Django applications

Proficient with TypeScript

Experience with Postgres or other relational database(s)

Experience developing REST APIs with authentication and scaling

Familiarity with some ORM (Object Relational Mapper) libraries

Cloud computing architectures (AWS, Azure, Google Cloud)

Experience with Docker a plus

Mandatory experience: 8 + years

Senior Front End Engineer (React.js & React Native - Mobile Experience)

Job description

Fulfil’s software engineers develop the next-generation technologies that change how millions of customer orders are fulfilled by merchants. Our products need to handle information at a massive scale. We're looking for engineers who bring fresh ideas from all areas into our technology.

As a Front End software engineer, you will work on the ReactJS & React Native (Mobile Experience) powered user interface used by Fulfil merchants to manage their back-office operations. This is mission critical software and your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux) & React Native (Mobile Experience). You will ensure that these components and the overall application are robust and easy to maintain. In this role, you will be collaborating closely with the rest of the team working on different layers of infrastructure in an international environment. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality are important.

What You’ll Do:

• Collaborate with a small yet extraordinarily talented team of engineers to implement front-end technologies
• Develop new user-facing features using React.js & React Native (Mobile Experience)
• Work closely with the Design and Product teams to translate complex technical workflows into delightful user experiences
• Define how Fulfil builds user interfaces and ensure that we’re utilizing and keeping up with modern web standards
• Continually test, measure, and iterate on the results of your work in the spirit of continuous improvement
• Write clean, reusable, and well-tested front-end code
• Help to bridge the responsibilities of the Product and Engineering teams, spending time with both on the way to launching new products
• Architect efficient and reusable front-end abstractions and systems that drive complex web applications
• Build and contribute to open source projects
• Build reusable components and front-end libraries for future use
• Optimize components for maximum performance across a vast array of web-capable devices and browsers

Requirements

We’re Looking for Someone With:

• 5+ years of experience as an engineer
• Experience in building large-scale web applications in a fast-moving team environment
• A strong understanding of UX and UI design standards
• The perfectionist’s touch on a pragmatist’s deadline: you strive for pixel-perfection and intuitive functionality
• Strong proficiency in JavaScript (2-4 Years of experience), including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js & React Native (Mobile Experience) and its core principles, with experience in popular React.js workflows (such as Flux or Redux) 
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc
• The ability to bring any design to life with HTML and CSS, with cross browser compatibility and accessibility
• Smarts, humility, communication skills, and equal willingness to teach and learn
• Familiarity with RESTful and GraphQL APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Experience in developing large client side JavaScript applications
• Familiarity with code versioning tools like GIT
• Experience with Javascript testing tools and test automation

Nice to Haves:

• Prior experience at a growth stage Internet/Software company
• Demonstrated work beyond the front-end, experienced in integrating with a wide array of back-end technologies and services (e.g. experience with Python, AngularJS)
• Experience developing large client-side applications and optimizing them for performance
• You can straddle client and server development, creating APIs that drive web apps
• You understand the intricacies of timezones
• Web optimization, performance tools, and load testing
• You maintain or contribute to an open-source project

UROOJ is looking for a Front-End UI/UX Developer who is motivated to combine the art of design with the art of programming. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the UI/UX designer and bridge the gap between graphical design and technical implementation, taking an active role on both sides.

Technical Experience:

• Minimum 5 years of interactive design experience
• Must be highly proficient in CSS3, HTML5, Javascript, Web
  technologies such as Angular2, Bootstrap,Backbone.JS, React Native,
  React.JS, JQuery, Knockout, and Redux
• Well versed with RESTful web services
• Experience developing custom reusable components
• Experience developing complex design components.
• Strong knowledge of Object-Oriented Programming
• Good understanding/experience in the following technologies would be a plus:
• Agile Methodologies
• Data Modelling / UML
• Knowledge of Unix Shell scripting

Desired Candidate Profile

• Minimum 5-10 years of experience in UI development
• Bachelor's Degree preferred, or equivalent combination of education, training, and experience
• Must possess and demonstrate a good understanding of user interface design, usability
• Extremely attentive to details and efficiency to work under tight deadlines
• Must be Result oriented & should have an ability to work independently
• Experience in resolving cross-browser compatibility issues
• Makes it a point to avoid typical loopholes and points of failure in the code and passionate about solving issues as quickly as possible
• Attention to detail and pixel perfection
• Should be independent and confident in handling daily task