
As the lead for the frontend development team at Mosaic, you will be the sole owner of the
entire FE development cycle for our consumer facing web products in ReactJS. 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. You would also need to
control the mobile app development lifecycle on ReactNative.
Responsibilities
- Overlook development of 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 application
- Provide technical advice and assists in solving programming problems
- Use Server Side Rendering when applicable
- Enhance SEO, Analytics and overall frontend architecture for better performance
Requirements
- 4+ years of experience building frontend for consumer facing products
- 2+ years on ReactJS for consumer facing products
- 1+ years of Team Lead/Management experience
- Thorough understanding of architecting the frontend system with Server Side Rendering
- Good foundation in design and a knack for designing interactions and elegant interfaces
- Understands app development cycle
- Experience with NodeJS for Server Side Rendering/coordinating with the backend team
for API requirements
- Must come up with caching solutions where required to speed up the website load speed
and improve customer experience

About Mosaic Wellness
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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
Front-End Developer Job Description
We are looking for programmers with a keen eye for design for the position of a frontend developer. Front-end developers are responsible for ensuring the alignment of web design and user experience requirements, optimizing web pages for maximum efficiency, and maintaining brand consistency across all web pages, among other duties. Front-end developers are required to work in teams alongside product managers, back-end developers and graphic designers to ensure all elements of web creation are consistent. This requires excellent communication and interpersonal skills.
Front-End Developer Responsibilities:
Determining and creating scalable structure and design of web pages.
Building and maintaining reusable code for future use.
Ensuring web design is optimized for smartphones.
Optimizing web pages for maximum speed and scalability.
Actively participate in design and code reviews to build robust applications
and prototypes
Striking a balance between functional and aesthetic design.
Troubleshooting and debugging existing applications.
Following standard predefined design guidelines.
Delivering assigned tasks on time.
Front-End Developer Requirements:
Proficiency in HTML, CSS, and JavaScript. And knowledge of JavaScript frameworks such as ReactJS, and VueJS.
Knowledge of typescript, es-lint, webpack and bundling of applications.
Familiarity with CSS frameworks such as CSS, less.
Experience with responsive and adaptive design.
Degree in B. Sc (IT or CS), BCA, MCA, MSc, BE, ME
Knowledge of agile development methodology.
Good problem-solving and interpersonal skills.
Excellent verbal communication skills.
Type, Location
Mumbai, Maharashtra, India
Desired Experience
4+ years
Roles and Responsibilities :
Skills required :
- Strong knowledge of javascript programming, ReactJS, HTML5, CSS3, SASS, ES6 Strong knowledge of modern responsive design techniques
- Strong knowledge of stateless microservices (node/java/etc..), HTTPS/REST, JSON, Webpack/Grunt/Gulp
- Very good understanding and implementation experience of web application UI using OpenID Connect login/authentication
- Version Control – Git, CI/CD of UI projects(e.g. CircleCI, Travis CI, Jenkins), configuration and deployment of static UI assets
Must have skills :
- Must have at least 4 years of industry experience in white labeled Front End web application design & development
- Experience in Test Driven Development, Front End testing and performance optimization (e.g. Jest, unit testing, end-to-end testing)
| 1) Should be able to author low level design documents or implementation approach document. 2) Should be able to understand industry best practices and process associated with software development. 3) Should participate in design discussions, backlog grooming, estimations and other scrum ceremonies. 4) Should lead the development team on technical solutions, POCs, quality assurance, and timely delivery. |
Primary purpose of the role:
Front end development of websites and applications using CSS3, HTML5, jQuery and other skills to produce clean, functional and web compliant projects to be handed over to Back End Developers to be further worked on as well as CSS bug fixes post Back End development
Major responsibilities & deliverables:
- Great skills in HTML, CSS, JavaScript and cross browser implementations.
- Strong analytical and problem-solving skills.
- Experience and knowledge about the cool stuff in HTML5 and CSS3.
- At Least knowledge of one JavaScript framework such as VueJs, ReactJs, AngularJs
- Proficiency and familiarity with CSS/JavaScript frameworks and utilities such as HTML5 Boilerplate, jQuery, Modernizr, Firebug, JSLint, minification, and others.
- Taking PSD files from designers, slicing and/or recreating elements via CSS to match the design perfectly
- Ability to make modifications to libraries in jQuery as per requirement of a project
- Extensive knowledge of fonts, embedding from third parties like Google, Typekit & Font Deck etc.
- Knowledge of optimizing CSS/JavaScript performance, by coding practices and tools.
- Passion and follow through for their work. Excited and curious about learning new technology, as well as the sharing of ideas. Exceptional collaboration, listening, written, and verbal communication. Able to own individual projects as well as the ability to work within a team.
- Awareness of current design trends in the visual arts, working knowledge of the latest computer packages and an understanding time limits which can impact on the design.
- Knowledge of GIT or any other version control software.
- 3+ years of professional experience in Vue.js and object orientated programming
- Highly proficient in JavaScript, modern JavaScript, HTML, CSS
- Highly proficient in Vue.js framework
- Proficient in using Git as a control system
- (Include any other related frameworks, libraries, or any other technology)
- (Include any other required certification or education level)

- Work with other developers to ensure that the website is functional and visually appealing.
- Liaise with the client to gauge their needs and expectations.
- Plan the layout of the website.
- Ensure that the website is optimized for various devices.
- Use analytics to test client enjoyment.
- Building reusable code and libraries for future use.
- Implementation of security and data protection.
Requirements:
- Experience should be at least 3 Years
- Should be good in UI
- Should be proficient in Typescript, React Native and React Js
- Proficiency in HTML, JavaScript, jQuery, and CSS.
- Good interpersonal skills.
- Understanding of key design principles.
- Good problem-solving skills.
- Would prefer to have someone from the gaming industry/poker industry or someone who is interested in the poker game development
➢ Expert in React JS with about 4 years of experience
➢ Experience in using libraries like D3, Material UI, style sheets and theme management
➢ Should be able to understand requirements & design, develop efficient React JS Code, should have used tools to automate the test and deployment to production
➢ Should have good knowledge on REST APIs, Error handling and writing Unit and Integration Tests
➢ Knowledge of Java is desirable
Responsibilities
➢ Understand the Visual Designs, Functional Requirements and come up with the design/components needed to build the user interface.
➢ Work with Visual Designers to understand the graphic design patterns, themes, and implement in a structured way in the product front end
➢ Work with server side microservices team to develop the JSON contracts
➢ Develop efficient React JS code to implement these requirements
➢ Automate the testing and deployment of these components to production
About Spinny
Founded in 2015
O2O Model focusing on selling high quality certified refurbished cars
Offering 5 Days no question money back + 1 year warranty
Over 10 outlets in 5 Cities: Delhi NCR, Bangalore, Mumbai, Pune & Hyderabad. (Launching in 3 more cities soon)
Over 10000+ supremely happy customers
Business Model
Working on a transactional and fulfilment model, Spinny is the go-to platform for buying and selling used cars.
Offering convenient transactions to the customers
One of the key differentiating factors is that its price engine, which works
on a proprietary neural network-based algorithm, determines the correct price of the car.
Spinny also takes care of all the paperwork, from registration to title transfers as well as assisting buyers in financing their purchase.
Frontend Developerswho possess passion for pushing web technologies to the limits and will work with our team of talented engineers to design and build the next generation of the Spinny web application.
Software Development Engineer: Frontend
Our Culture
Over 750 Spinners in the ecosystem Fast track growth environment Fostering strength driven culture Culture philosophy of social, agile and sustainable Top 50 global technology
Crunchbase
Series A & Series B funding by SAIF & ACCEL & ALTERIAFrontend Developers who possess passion for pushing web technologies to the limits and will work with our team of talented engineers to design and build the next generation of the Spinny web application.
What you'll do
You are a perfect match with us, if you have:
Experience in javascript frameworks such as React,, etc and a good understanding of the basics of these frameworks and their life cycles.
Experience with popular React.js workflows (such as Flux or Redux).
Familiarity with newer specifications of ECMAScript (ES6 ES7).
Bachelors/ Masters degree in Computer Science, Engineering, preferably from IITs/Top RECs.
1-5 years of experience at cutting edge organizations or startups







