

● Understanding of good design principles and ability to adhere to complex design
specifications during implementation
● A self-starting, inquisitive approach to problem-solving.
● Passion for learning about and working on highly available distributed systems.
● Good communication skills. We solve problems for and communicate with various teams across the organization.
● Excellent people management skills. Should have worked with young teams previously
CTC Range = 30 to 35 LPA

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Location: Mumbai
Experience Required: 2+ Years
Job Type: Full-Time
Notice Period: Immediate Joiners
About the Role
We are seeking a skilled and experienced Front-End Developer to join our product engineering team. The ideal candidate must have experience working in a product-based software development company and should have hands-on involvement in e-commerce platform projects.
Mandatory Criteria
- Candidate must be currently working or have prior experience in a product-based software development company
- Candidate must have worked on at least one e-commerce platform project (end-to-end involvement)
Key Responsibilities
- Develop and maintain responsive, high-performance web interfaces using React.js
- Translate UI/UX designs into pixel-perfect, reusable front-end components
- Optimize components for maximum performance and cross-browser compatibility
- Integrate front-end components with backend RESTful APIs
- Collaborate with design, backend, and QA teams to deliver seamless user experiences
- Participate in code reviews, testing, and agile development ceremonies
Required Skills
- Strong proficiency in JavaScript (ES6+), React.js, HTML5, and CSS3
- Experience with state management libraries such as Redux or Zustand
- Solid understanding of responsive design and cross-browser compatibility
- Familiarity with RESTful APIs and API integration
- Knowledge of version control systems like Git
- Understanding of performance optimization, debugging, and front-end testing practices

Role: UI Lead
Exp: 8+ Years
CTC: up to 30 LPA
Mode of Interview: 2 rounds onsite + 2 online
Key Responsibilities:
- Lead the UI team in designing and developing scalable, responsive, and performant user interface components.
- Define and enforce UI coding standards, best practices, and guidelines.
- Collaborate with UX designers to translate wireframes and prototypes into high-quality code.
- Work closely with product managers to understand requirements and translate them into technical solutions.
- Mentor and coach UI developers, providing guidance and support on technical challenges.
- Conduct code reviews to ensure code quality, performance, and adherence to design principles.
- Stay updated with the latest UI trends, technologies, and best practices.
- Drive innovation and continuous improvement within the UI development process.
Required Skills and Qualifications:
- Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent work experience).
- Proven experience (>8 years) as a UI developer with expertise in HTML5, CSS3, JavaScript/TypeScript
- Proven experience in front-end frameworks React (must), Angular(good to have), Vue.js(good to have).
- Solid understanding of responsive web design, accessibility, and cross-browser compatibility.
- Experience leading a team of UI developers in an agile environment.
- Strong problem-solving skills and ability to troubleshoot complex issues.
- Excellent communication skills with the ability to collaborate effectively with cross-functional teams.


• Participate in requirement, design, coding, implementation, testing, which include features enhancements, new functionalities, and web service integration.
• Contribute to code reviews for quality assurance and conformance to standards / guidelines.
• Develop front-end application features using HTML5 / CSS3 / JavaScript
• Build reusable code and libraries for various projects.
• Prepare develop/test environment for functional test and system test.
• Work collaboratively with product owner, scrum master, technical leader during the development, and launch and continuing refinement of products.
• Optimizing the web application for increased performance
• Code review to ensure code quality of the team;
• Maintaining brand consistency throughout the design; Education and Experience
• Bachelor’s Degree in Information Technology, Computer Science or relevant studies
• Minimum 3 years of experience in developing front-end development experience
• Experience in developing web applications using HTML, CSS, Bootstrap and JavaScript
• Experienced in JavaScript (ES6, Any one of the front-end JavaScript frameworks such as Vue.js, React.js )
• Familiar in Node.js like npm and webpack
• Experienced with code versioning tools such as Git.


About
Our client is a platform of digital-first health clinics owned and operated under one house, with each of them working together toward one mission: To help Indians lead a more fulfilling life surrounded by wellness and grace.
The business is creating a family of purposeful health platforms with personalized solutions for a particular problem in a niche segment. Each platform provides the essentials to enable an individual segment of people to lead a graceful life full of purpose and well being.
Role
As the senior member of the frontend development team at Mosaic, you will be responsible for setting best practices and making sure that the others adhere to them. Also, you will be responsible for shaping up the entire system for scale and collaborating intensively with the backend and design teams to create the best consumer experiences.
Responsibilities
-
- Develop all user-facing products in React
-
- Build reusable components and front-end libraries for future use
-
- Translate designs and wireframes into high-quality code
-
- Optimize components for maximum performance across a vast array of web-capable
devices and browsers
-
- Focus on code maintainability and performance of the application.
-
- Provide technical advice and assist in solving programming problems.
-
- Enhance SEO, Analytics, and overall frontend architecture for better performance
Requirements
-
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
-
- Good foundation in design and a knack for designing interactions and elegant interfaces
-
- Thorough understanding of React.js and its core principles
-
- Good to have experience with popular React.js workflows (such as Flux or Redux)
-
- Experience with data structure libraries
-
- Familiarity with RESTful APIs
-
- Familiarity with modern front-end build pipelines and tools
-
- A knack for benchmarking and optimization
-
- Familiarity with code versioning tools (such as Git)
-
- Proficient in industry standard best practices such as Design Patterns, Coding Standards,
Coding modularity, Prototypes etc.
-
- Experience in using debugging tools used for profiling/optimizing performance
-
- Experience in debugging, tuning and optimizing UI components
-
- Bachelor’s degree (B.A.) in Computer Science, MIS or related degree and a minimum of
two (2) years of relevant development or engineering experience.

- 5 years professional experience writing full-stack REST-based applications.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- 2-4 years of experience working with reactJS.
- Thorough understanding of the core principles of ReactJS.
- Prior experience with popular React.js workflows (such as Flux or Redux).
- Knowledge of modern authorization mechanisms, such as JSON Web Token.
- Knowledge of Spring Boot, Spring Security, Spring JPA & Hibernate.
- Experience working with SQL and NoSQL databases.
- Adopted opinionated Restful web services design patterns.
- Knowledge of Application containerization technologies, including Dockers, Kubernetes , and cloud-vendor implementations (AWS, Azure, other).
- Ability to pick up and learn new technologies quickly.
- Strong verbal and written communication skills.

Skills
- Have published at least one original React JS Application.
- Experience with third-party libraries and APIs
- Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
Roles
Should be able to single-handedly build performant mobile apps on the React JS platform. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.
Responsibilities
- Build pixel-perfect, buttery smooth UIs across web platforms.
- Leverage APIs for deep integrations with web platforms.
- Diagnose and fix bugs and performance bottlenecks for performance that feels native.
- Writing application interface codes using JavaScript following react.js workflows.
- Maintain code and write automated tests to ensure the product is of the highest quality.
- Developing and implementing front-end architecture to support user interface concepts.
- Monitoring and improving front-end performance.

The ideal candidate will be responsible for designing, developing, testing, and debugging responsive web and mobile applications for the company. Using JavaScript (React), HTML, and CSS, this candidate will be able to translate user and business needs into functional frontend design. Someone with prior experience with Gatsby, Hasura, Redux, etc and live projects to showcase will get prioritised.
Responsibilities
- Designing, developing, and testing UI for mobile and web applications
- Build reusable code and libraries for future use
- Accurately translate user and business needs into functional frontend code
Qualifications
- Bachelor's degree or equivalent in Computer Science
- 2+ years' experience in frontend development
- Familiarity using Scrum/Agile development methodologies
- Experience building object oriented web applications in JavaScript, HTML5, and CSS3


- Developing user interface components and implementing them following well known Reactjs workflows such as Flux and Redux
- Translating designs and wireframes into high quality components.
- Should strong Component based programming and Concepts like Life Cycle Hooks and Communications.
- Ensuring that all components and the overall application are robust and easy to maintain
- Coordinate with the rest of the team working on different layers of the infrastructure
- Should have capabilities to judge or choosing the right/suitable plugin for application requirements
- Should have knowledge of application build generation and optimizations.
Technical Experience:
- Should be strong in Development Life Cycles like Agile
- Should be strong Javascript Core (Core Concepts, Design Patterns, etc)
- Should be strong in Angular and ReactJS Concepts
- Strong proficiency in JavaScript including DOM manipulation and the JavaScript object model Thorough understanding of Reactjs and its core principles
- Should be strong at least one javascript testing framework like Jasmine
,Enzyme
Required Skills:
- Bachelors/Masters in Computer Science with relevant industry experience
- At Least 7 years of Front end frameworks with at least 4 years on React
- Must be working on ReactJS project as on date.
- Experience in developing responsive Web Application Development
- Experience building reusable UI elements including trading grids, dialogs, and screen navigation widgets
- Expert level Programming experience in HTML 5, CSS 3, JavaScript, Typescript, Angular and React JS
- Experience with AWS, developing and deploying application to cloud environment
- Experience in using the popular UI Frameworks, Libraries or Plugins
- Experience in Writing Test Cases and Generating Test & Coverage reports
- Experience with Git, Java, Maven, SQL, Jira and or Hudson/Jenkins

You will be the right fit, if you have a keen eye for details and high standards for code quality and efficiency, creating innovative new features and maintaining existing ones.
Responsibilities:
- Developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux).
- Building reusable components and front-end libraries for future use.
- Optimizing components for maximum performance across a vast array of web-capable devices and browsers
- Integration of the front-end and back-end aspects of the web application
Requirements:
- Min 1+ year of experience in developing modern web applications using React and Redux.
- Strong proficiency in CSS, JavaScript, including DOM manipulation and the JavaScript object model
- Good understanding of Database schema, design, optimization, scalability.
- Great communication skills, a strong work ethic.
- Ownership of the product from start to finish.
- Ability to learn new technologies quickly.
Nice to have:
- Experience with AWS
- Expert level understanding of the HTML DOM and underlying event model
- Prior Open source contributions
- Experience building responsive designs


