
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 application.
- Provide technical advice and assists 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.

About Mosaic Wellness
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About the Role:
We are seeking a skilled and enthusiastic React.js Web Developer to join our technology team. The ideal candidate will be responsible for building high-quality user interfaces, enhancing user experience, and developing efficient web applications.
Key Responsibilities:
1. Develop responsive, interactive, and high-performing web applications using React.js, JavaScript/TypeScript, and modern front-end libraries.
2. Translate UI/UX wireframes into high-quality code and reusable components.
3. Optimize components for maximum performance across various devices and browsers.
4. Work with the team to design, structure, and maintain scalable front-end application architecture.
5. Integrate REST APIs, third-party services, and internal tools into the application.
6. Manage application state using tools such as Redux, Context API, or other state management libraries.
7. Write clean, readable, and well-documented code following best industry practices.
8. Conduct thorough debugging, troubleshooting, and performance enhancements.
9. Assist in deployment processes and ensure the application works smoothly in production.
10. Familiarity with CI/CD pipelines is an added advantage.
11. Collaborate with the team on planning, development, and code reviews.
12. Stay updated with the latest technologies and development best practices.
Required Skills & Qualifications:
- Bachelors degree in Computer Science, IT, or related field (or equivalent experience).
- 2 - 3+ years of experience in React JS development.
- Strong proficiency in JavaScript (ES6+), HTML5, CSS3.
- Hands-on experience with React Hooks, Redux, Context API, and component-based architecture.
- Good understanding of REST APIs and asynchronous request handling.
- Experience with build tools like Webpack, Babel, Vite, etc.
- Familiarity with Git/GitHub and version control workflows.
- Knowledge of responsive design and cross-browser compatibility.
- Strong problem-solving and analytical abilities.
- Ability to work independently as well as in a team environment.
- Time management skills and ability to meet deadlines.
- A positive attitude and willingness to learn new technologies.
Why Join Us?
- Competitive Salary and Professional development opportunities and training.
- Opportunity to work with cutting-edge technologies in a fast-paced environment.
- A supportive environment that encourages learning and growth.
- Collaborative team culture focused on creativity and continuous improvement.
Description of work at Sukhiba:
Link to know about SUKHIBA:
• Enhancing existing UI/UX.
• Build reusable code and libraries for future use
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Assure that all user input is validated before submitting to back-end
• Collaborate with other team members.
• Experience with responsive and adaptive designs.
Engineering @ Relevel
- We use cutting edge technologies to build our products which means you get to be updated on the latest tech stack.
- You don’t need to have experience in any of our specific technologies;we are good at teaching our Engineers. Our diverse group of Engineers are a great team to work with and to learn.
- We deploy changes to production multiple times a day.
- Blameless culture and a continuous learning mindset
What engineers do @ Relevel
- Making a global platform with the scale of millions of users.
- Working directly with designers and PMs to make a world class test taking experience.
- Building a platform for companies and writing an ML based algorithm to match candidates and companies.
- Building an Ed-Tech product for the upskilling of candidates.
What you need to bring
- Strong understanding of JS fundamentals and going deep into it coupled with experience in modern frameworks like ReactJs, Vuejs etc.
- The ideal person has worked with product teams in startups and taken features (or entire product modules) to production deployment which was then consumed by real users.
- Proficiency in building a highly scalable frontend.
- Ownership mindset- Taking end to end ownership of frontend initiatives and being part of the core team in driving the overall growth of the organisation in achieving its vision.
We are looking for a senior React.js developer who can guide the current team and also work on our project. The requirement could be for 3-4 months or at max 6 months. Hence a full-time remote consultant is preferred with about 4-5 years of experience in React.
This position is for a ReactJS developer. Since we are a start-up this position will have a lot of exposure to other verticals such as product management as well. There is no limit to learning for a person who is willing to take responsibility.
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
Who are we? 👋
Toplyne is a global SaaS product built to help revenue teams, at businesses with a self-service motion, and a large user-base, identify which users to spend time on, when and for what outcome. Think self-service or freemium-led companies like Figma, Notion, Freshworks, and Slack. We do this by helping companies recognize signals across their - product engagement, sales, billing, and marketing data.
Founded in June 2021, Toplyne is backed by marquee investors and angels (we'll be happy to tell you how much we've raised, and from whom on call). We are building out our founding team as we speak and we'd love to chat with you!
And you are? 👩🏻🔧
You taking a lot of pride in writing scalable, readable & maintainable code. You have a product bent of mind. You like working in a fast paced environment and ship code most days of the week. You enjoy working cross functionally in a collaborative environment with designers, PM's to build the best product possible. You don't mind getting on customer calls to understand their perspective to build a better product or help them with issues they might be facing.
You're hungry, ready to hustle, and keen to learn!
What will you get to work on? 🏗️
As a founding member of the core engineering team, you will:
- Work with the founders in co-creating the product with early believers (read: customers)
- Develop massive, complex software systems that scale globally.
- Build and own a substantial part of the product and help build the culture of engineering within Toplyne
What do we expect from you? 🙌🏻
- Strong first principles
- Hustle! We're young, lean, and in our early days. You'd have to set up your own shop, work with design customers to find generalisable use cases, and build them out.
- Ability to collaborate with cross-functional teams to build and ship new features
- 2-6 years of experience
- Good understanding and experience working with javascript frameworks such as React.
- Work closely with developers and UX designers to ensure that the presentation layer is implemented in accordance with best above best practices and UX specifications.
What do we not expect from you? 🙅🏻♂️
- Not looking for a 10x engineer. We are ok if you are 1x but are really good at what you, a good human being & work well in a team.
- Substantial experience in building large complex and performant web applications using HTML5, CSS3, Typescript and Javascript across multiple browsers (Especially IE11).
- Experience in frameworks such as React (Redux, Redux Thunk or Saga, React Router, React Hooks) , Node JS and good understanding of the basics of these frameworks and their life cycles.(MUST HAVE)
- Experience in frameworks like Bootstrap and CSS pre-processors like SASS and LESS is desirable.
- Deeper understanding of network layer, HTTP, HTTPS, cookies, local storage.
- Knowledge to handle real-time async data would be a plus.
- Good knowledge on build tools like Webpack and Gulp
- Good knowledge on testing tools like Jest, Cypress, Jasmine, Karma, etc
- Experience in Git source control
- Deeper understanding of Chrome Dev Tools.
- Deeper knowledge of UI optimizations and performance.
- Excellent communication skills, good visual design sense, in-depth experience in developing web-based applications.
- Experience leading multi engineer projects and mentoring junior engineers.
- Command an impressive portfolio of the latest UI technologies is a plus
About the Company :
Richpanel is the new, modern way businesses provide customer support. We’re on a mission to make customer support fun & personal. We are a team of young, passionate techies, marketers & growth hackers that enjoy building products that people love. Majority of our clients are based out of the US
Company Inception : 2018
Company Website : https://richpanel.com/" target="_blank">https://richpanel.com/
Perks of joining our Company :
- Rockstar Coworkers
- Friendly & Energetic Environment
- 21 paid leaves
- Reward Employees with Experiences
- Free Food & Coffee
- Team Outings from time to time
- Work From Home Option Available
- Treat all employees as equals
Tech Stacks used by us :
Frontend : VueJs
Backend : NodeJs
Key skills: VueJs, HTML5, CSS3, REST Protocols, NodeJs, JEST, GraphQL.
Responsibilities:
- Participation in Company's product and implementation as a Frontend developer.
- Build the front-end for our mobile and web products
- Convert wireframes into working UI interfaces
- Write REST calls to interact with our back-end API
- Participation in research activities.
- Build reusable code and libraries for future use
Requirements:
- Keen design eye to translate wire frames into pixel perfect web pages
- Excellent JSON/DOM manipulation skills
- Should have strong key skills in HTML5, CSS and advanced JavaScript and the ability to turn design mock-ups into great looking sites with user interactions.
- Must also be up-to-date with cross-browser and cross-platform issues, have a good eye for detail and be able to work to tight deadlines
- Experience in building Scalable Apps
- Experience with third- party libraries, social media integration and APIs.
- Work on building product from scratch and improving application performance.
- Should understand and have knowledge on the application security practices/vulnerabilities
- Understands Web Products and understand Performance of the application.
- Linux and Unix Skills
- Hands on experience in collecting and analyzing/improving Application analytics
- Good understanding in User Patterns, CTRs and closely work with UX and Product team in a dynamic environment
- Understanding of server-side CSS pre-processing platforms, such as LESS and SASS
- Proficient understanding of code versioning tools, such as Git / SVN
- Good understanding of asynchronous request handling, partial page updates, and AJAX
Industry Background : Product based startup
Location : Hiranandani - Powai, Mumbai. (Remote working option available for candidates residing out of Mumbai)
Working Days & Timings : Monday to Saturday (Alternate Saturdays off), 12pm - 9pm.
Kindly apply if interested.
Gupshup is a product development company which was IIT incubated in 2005.
Headquartered in Silicon Valley, Gupshup is a global leader in cloud messaging, enabling businesses to build engaging conversational experiences, seamlessly across 30+ messaging channels, using a globally available cloud API.
Gupshup handles over 4.5 billion messages per month and has processed over 225 billion messages, enabling over 36,000 businesses to engage nearly a billion users across channels including SMS, WhatsApp, Facebook Messenger, Twitter, WeChat, Viber, Slack, Android RCS, Mobile App and Mobile Web.
Gupshup offers a comprehensive product portfolio that includes an easy to use omni-channel messaging API, advanced bot building platform and mobile marketing tools. Gupshup has also forged strategic partnerships with Facebook, WhatsApp, Google and Cisco to offer innovative mobile messaging solutions with broad reach.
We have an opportunity for Software Engineer-UI
Job Responsibilities:
Highly skilled at front-end engineering using Object-Oriented JavaScript, various
JavaScript libraries and micro frameworks (jQuery, Angular, Prototype, Dojo, Backbone,
YUI), HTML and CSS.
A very strong Javascript foundation and clear understanding of Javascript classes,
prototype based inheritance, modules, private member scopes, etc
Well-versed in software engineering principles, frameworks and technologies.
Involvement in developing and enhancing main front end platform - website
Experience in performing code analysis, requirements analysis, identification of code
metrics, system risk analysis and software reliability analysis.
Develop specifications and designs for complex applications or modifying/maintaining
complex existing applications
Excellent communication skills
Self-directed team player who thrives in a continually changing environment.
Regards,
Tina Dsouza












