
Design, develop, and maintain scalable web applications using React.js.
Build and optimize Progressive Web Applications (PWAs) with offline capabilities, push notifications, and responsive design.
Implement mobile-first features and ensure cross-device compatibility.
Handle app packaging and distribution for various platforms (e.g., Android, iOS via PWA standards).
Collaborate with UI/UX designers and backend developers to deliver high-quality user experiences.
Design, build, and maintain a scalable component library to promote UI consistency and reusability across projects
Ensure cross-platform optimization and responsiveness of applications.
Optimize application performance and loading times.
Integrate APIs and manage state using modern tools (e.g., Redux, Context API).
Implement and manage push notifications and background sync features.
Advocate for and implement best practices in UI architecture, including modularity, theming, and performance optimization.
Stay up to date with the latest trends in Web development and PWA capabilities.
Hospitality services domain experience is a plus.
Strong problem-solving skills, with the ability to work independently and in a team.
Proficiency in Agile methodologies and software development best practices.
Experience with version control systems, particularly Git.

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Technical Skills Required :
- Hands-on development experience on ReactJS, React Native.
- Excellent front-end development skills - JavaScript ES6, HTML5, CSS3, Bootstrap/Flex.
- Excellent understanding of web browsers, mobile browsers and responsiveness.
- Experience in UI Build using Webpack/ Gulp.
- Proficient understanding of code versioning tools, such as Git, Bitbucket, GitHub.
- Proficient understanding of the performance of web and mobile applications.
- Knowledge of the Django web framework or Python will be an added advantage.
Responsibilities :
- Develop new user-facing features, web and mobile applications.
- Use HTML, CSS, and JS to deliver the front-end of projects on time.
- Work with UI & UX designers and project managers to ensure timely delivery of code.
- Work with Backend developers and ensure smooth integration with CMS or APIs.
- Build reusable code and libraries for future use.
- Ensure the technical feasibility of UI/UX designs.
- Optimize website for maximum speed and scalability.
- As part of the core team, you will work on cutting-edge technologies such as Spark, Flume, online backtesting, data visualisation, and machine learning.
- All Developers will be involved with the entire lifecycle of the product, right from product conceptualization, design, implementation and mobile app and web delivery.
- Salary on par with the industry, with company equity.
We are seeking a skilled Senior UI Developer to join our dynamic team. The ideal candidate will have extensive experience in designing and developing user-friendly, visually appealing, and responsive web interfaces. You will work closely with UX designers, backend developers, and product managers to translate design concepts into functional UI components while ensuring high performance, scalability, and accessibility.
Key Responsibilities:
Design and develop 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.
Strong problem-solving skills and ability to troubleshoot complex issues.
Excellent communication skills with the ability to collaborate effectively with cross-functional teams.
Experience with version control systems (e.g., Git) and CI/CD pipelines.
Experience with UI testing frameworks and tools (e.g., Jest, Cypress) is a plus.
Knowledge of UX design principles and familiarity with UX design tools (e.g., Sketch, Adobe XD) is desirable.
Ability to prioritize and manage multiple tasks in a fast-paced environment. Experience building a UI for multi-tenant SaaS platform. Experience building UI with user level customization, feature flags Experience optimizing for performance and faster Time To Frist Byte and streaming.
We are looking for a Senior UI Developer who is expert in React and good to have other frameworks like Angular etc (but not a must) and who can guide the rest of the UI team and interface with cross functional teams
Job Types: Full-time, Permanent
About Rocketlane
Rockeltane is a fast-growing SaaS startup in the customer onboarding category and has raised $21M in capital (https://twitter.com/RocketlaneHQ/status/1483821563195850753">we rapped about it!) from global VCs such as 8VC, Nexus Venture Partners, Matrix Partners India, and super angels like Gokul Rajaram and Girish Mathrubootham.
Thanks to the rapid early traction and customer love the product has garnered globally from the likes of LinkSquares, AppCues, ContractPodAI, Chargebee, parcelLab, etc., we have been recognized as a Leader in the Client Onboarding category on G2 within six months of product launch.
With a mission to deliver chaos-free, consistent, accelerated, and delightful customer journeys through its purpose-built software the company was founded in April 2020 by second-time entrepreneur trio - Srikrishnan, Vignesh, and Deepak. Previously, the trio built a successful in-app messaging startup that was acquired by Freshworks (NASDAQ: FRSH) in 2015.
Rocketlane became the https://www.producthunt.com/posts/rocketlane"> #1 Product of the Day on Product Hunt on the day we launched it. We are now building a global and diverse workplace that will empower passionate problem-solvers to innovate, collaborate, do their best work, and see the next phase of hyper-growth together!
What’s the opportunity?
Are you a front-end developer looking to fast-track your learning and growth? Have you looked at world class products like Asana, Notion, or Airtable, and felt “I wish I were part of the early team that built these products”?
At Rocketlane, we’re a team that has previously built and rolled out globally successful SaaS products used by tens of thousands of customers. We’re laser focused on delivering a world class new product again, and looking for an ambitious front-end engineer to join our existing team of 9 engineers.
If it excites you to think of a fast paced start-up environment, building something big from scratch, breaking down new problems, creating well structured UI components, executing on pixel perfect design, paying great attention to every little interaction detail, and doing demos of your work every Friday with a happy and passionate team, then this is the right opportunity for you.
Some of the tech problems you get to work-on as a front-end developer would include building real-time collaboration experiences across our product, building live document editing and modern spreadsheet experiences from scratch, creating flexible new Kanban-style views of work tasks, and crafting cool new UI components and interactions that we will use across our product.
About you:
- Knowledge in the following areas
- React
- SPA Framework patterns
- Hands-on experience in HTML, CSS, SASS & Object Oriented Javascript
- Worked with features provided by browsers (Caching / Storage / Compatibility etc )
Nice to have:
- Familiarity with AWS
- Experience with startups or early stage teams
- Knowledge of module bundlers like Webpack
What’s in it for me?
- Great opportunity: Rocketlane genuinely cares about everyone we hire. You’ll learn new things and grow no matter how experienced you are; you will be working with founders who have more than three decades of collective experience in building significant B2B SaaS startups.
- Great team: Work with a world-class, high-velocity team that truly embodies the values of empathy, curiosity, and customer-centricity. Check out thehttps://www.linkedin.com/feed/hashtag/?keywords=rocketlane_meet_the_team"> MTT(Meet The Team) videos on our LinkedIn.
- Great culture: An open, fun, and exciting startup culture that empowers its people to champion big problems with the freedom to think and innovate.
- Growth: You could easily and quickly transition into other roles you might like.
- Impact: You get to be part of a global, passionate team in a fast-paced and growth-oriented environment. The team has a work philosophy of being high on ambition, ownership, and a bias for action.
- Monetary rewards and benefits: Competitive salary, flexible leave policy, and more!
Qualification:
BE/ B.Tech/ M.Tech in Electronics/ Computer Science / MCA
Job Description
We are looking for a Front-End Web 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 and defining how the application looks as well as how it works.
Responsibilities
- Develop new user -facing features
- 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
- Meeting with the development team to discuss user interface ideas and applications.
- Reviewing application requirements and interface designs.
- Identifying web-based user interactions.
- Developing and implementing highly responsive user interface components using react concepts.
- Writing application interface codes using JavaScript following react.js workflows.
- Troubleshooting interface software and debugging application codes.
- Developing and implementing front-end architecture to support user interface concepts.
- Monitoring and improving front-end performance.
- Documenting application changes and developing updates.
- Bachelor’s degree in computer science, information technology, or a similar field.
- Minimum 2 years experience working as a react.js developer.
- In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
- Knowledge of REACT tools including React.js, Web pack, Enzyme, Redux, and Flux.
- Experience with user interface design.
- Knowledge of performance testing frameworks including Mocha and Jest.
- Experience with browser-based debugging and performance testing software.
- Excellent troubleshooting skills.
- Good project management skills.
About Haber
At HABER, we are solving the challenges of tomorrow, today. We are bringing together the best minds in process, engineering, computing and chemistry to develop solutions to address some of the world’s toughest challenges – water and energy scarcity and sustainability. Over the past few years there has been an explosion in unstructured data across industry driven by affordable sensing technologies and adoption of analytical instrumentation. This sudden increase in data has resulted in industries spending significant amounts of time collecting, organizing and analysing content and very little time driving value with the data. HABER is focused on reversing this trend by helping our customers spend less time collecting and analysing data and more time using HABER’s platform to drive efficiency, identify issues before they happen and uncover hidden potential. Follow us on Twitter @haber_tech or LinkedIn at linkedin.com/company/haber-technologies or visit us at haberwater.com/careers
Position Summary
Clarista.io turns current enterprise data silos into a ‘Live Data Network’, easy to use, always available, with flexibility to create any analytics. Clarista is designed for both business and technical users, hence the user interface plays a pivotal role in ensuring performance with large datasets and a superior user experience.
What You'll Do
You will be part of Clarista’s UI engineering team. You will work in our cloud native environment and perform following activities to support core product development and client specific projects:
- You will build & support responsive web user interfaces by using ReactJS
- You will ensure usability of the interfaces and workflows for end users
- You will integrate user interfaces with data and other interfaces through APIs
- You will collaborate with cloud and data engineering teams to enable end-to-end functionality
- You will partner with other team members in understanding the functional / non-functional business requirements, and translate them into software development tasks
- You will follow the software development best practices in ensuring that the code architecture and quality of code written by you is of high standard, as expected from an enterprise software
- You will be a proactive contributor to team and project discussions
Who you are
- Strong education track record
- Bachelors or an advanced degree in Computer Science or a related engineering discipline from Indian Institute of Technology or equivalent premium institute.
- 2-3 years of experience in UI Development using ReactJS
- An ideal candidate will be responsible to produce high-quality solutions; bringing a deep understanding of modern HTML, JavaScript, and CSS, and the software development life cycle and a strong ability to execute and implement standard software architecture patterns.
- Expert knowledge of JavaScript to design optimized and modular components that will be used across platforms.
- Proficient with ReactJS, Redux, Service Workers, Optimized coding practices, Progressive Web Apps (PWA), Context API, System design, Web concepts, Server-Side Rendering (SSR), lazy loading.
- Should have experience working with any of the chart’s library like charts.js, Highcharts.js, etc.
- Should know how to write modular and optimized code.
- Should have good knowledge around error handling.
- Fair understanding of responsive design and cross-browser compatibility issues.
- Experience versioning control systems such as GIT
- Strong problem solving and communication skills.
- Self-starter, continuous learner.
Good to have some exposure to
- Start-up experience is highly preferred
- Exposure to micro front ends.
- Agile software development methodologies.
- Working in multi-functional, multi-location teams
What You'll Love About Us – Do ask us about these!
- Be an integral part of the founding team. You will work directly with the founder
- Work Life Balance. You can't do a good job if your job is all you do!
- Prepare for the Future. Academy – we are all learners; we are all teachers!
- Diversity & Inclusion. HeForShe!
- Internal Mobility. Grow with us!
- Business knowledge of multiple sectors
About the role:
We’re looking for a React.Js Developer who can adapt to new tech stacks and innovate with cutting-edge technology solutions, to build eCommerce platforms that are unique, disruptive, and powerful
What you'll do:
● Develop new user-facing features using React.js
● 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
What you'll need:
● Bachelor's degree with minimum 3 years of work experience as a React Js
● Strong proficiency in JavaScript or Typescript, including DOM manipulation and the JavaScript object model
● Experience with data structure libraries (e.g., Immutable.js)
● Knowledge of object-oriented programming
● Experience with popular React.js workflows (such as Flux or Redux)
● Integration of multiple data sources and databases into one system
● Familiarity with newer specifications of EcmaScript
● Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
● Ability to understand business requirements and translate them into technical requirements
Who Should Consider Joining:
● If you like challenges and think from a first principle basis,
● If you are driven to take ownership and are adept at rolling with the punches,
● If you have the aspiration to grow fast in the dynamic environment of a start-up,
● If you are a collaborative team member, who believes in collective success,
● If you are someone who makes objective, fact-based decisions
Who should not consider joining:
● If the role description does not excite you, then you should not join us
● We are a startup and things will move fast. If you are not comfortable in a fast-paced environment, then you should not join us
● If you are not a self-starter who is willing to learn & experiment more, then you should not join us.
What We Offer:
● Limitless growth and learning opportunities
● Exposure to cutting edge technology solutions and upcoming stacks in the market
● In house technical training on GIT, Automated Testing, Code Coverage, Language Training and much more
● A collaborative and positive culture — Your team will be as smart and driven as you.
● Guidance and mentorship from industry experts and renowned IIT Alumnus
● An opportunity to make an impact — Your work will contribute directly to our strategy and growth
About the company
Qrata is hiring for a Venture funded startup that is backed by marquee investors. Their product provides a collaborative new way for SaaS companies to onboard their large customers. Our unified workspace aims to help streamline customer onboarding and implementation journeys, and get every customer off to a great start.
Quick Facts
Founded in: 2020
Number of Employees: 11 - 50 employees
Industries: Computer Software / IT / Internet
Location: Chennai
Senior frontend lead
Description
Are you a front-end developer looking to fast-track your learning and growth? Have you
looked at world class products like Asana, Notion, or Airtable, and felt “I wish I were part of
the early team that built these products”?
we’re a team that has previously built and rolled out globally successful SaaS
products used by tens of thousands of customers. We’re laser focused on delivering a world
class new product again, and looking for an ambitious front-end engineer to join our existing
team.
If it excites you to think of a fast paced start-up environment, building something big from
scratch, breaking down new problems, creating well structured UI components, executing on
pixel perfect design, paying great attention to every little interaction detail, and doing demos
of your work every Friday with a happy and passionate team, then this is the right
opportunity for you.
Some of the tech problems you get to work-on as a front-end developer would include
building real-time collaboration experiences across our product, building live document
editing and modern spreadsheet experiences from scratch, creating flexible new
Kanban-style views of work tasks, and crafting cool new UI components and interactions that
we will use across our product.
Tech Requirements
- Expertise in React
- Hands-on experience in HTML, CSS, SASS & Object Oriented Javascript
- Code audits and guidelines
- SPA Framework patterns
- Browser features (Caching / Storage / Compatibility etc )
- Test automation
- Deployment strategy
Nice to have
- Familiarity with AWS
- Experience with startups or early stage teams
- Typescript
- Knowledge of module bundlers like Webpack
Hyderabad/Remote
At Quantela, we’re revolutionizing the way cities are operated and managed. We are making autonomous cities a reality, where citizens will lead a better quality of life by experiencing the power of real time connected urban infrastructure. We are an Artificial Intelligence based software company and a leader in the global Smart Cities and Communities market. We are focused on the intelligence behind every city – our platform optimizes urban infrastructure through data-driven recommendations and automation of standard operating procedures.
Our customers include cities, communities, ports, airports, universities, roads, utilities, campuses, etc. Many industry-leading technology companies, urban operators, and system integrators utilize our platform to deliver tangible outcomes to their customers.
About the role
Quantela is seeking UI Architect who is proficient in design and development of web based front end applications for enterprises.
Qualifications:
- Should have sound understanding of Object-Oriented JavaScript & Typescript concepts and Debugging skills.
- Should have strong Implementation & architectural design skill of BOTH client-side and Server-side NodeJS/JavaScript (and related frameworks) based application
- Should build reusable code and libraries for future use
- Should have working experience on Angular (Preferably at least 3+ year experience in Angular 5 and above versions), HTML5, CSS3.
- Should be able to recommend appropriate UI frameworks and controls, design and develop web applications based upon a set of requirements
- Responsible for setting coding standards using best practices/principles and ensuring its adherence
- Good understanding of UI best practices, RESTful services, Accessibility WCAG 2.0, etc.
- Should be able to understand security models like OWASP standards
- The selected candidate should be an evangelist, self-driven, visionary leader and mentor
- Must have excellent written and verbal communication skill and a positive attitude
- Should preferably have product development experience.
Ideal Candidate should have:
- Extensive knowledge of Object-Oriented JavaScript, TypeScript, HTML5, CSS3
- Extensive knowledge in Angular
- Hands on knowledge on ng-cli, ngrx, rxJS and schematics
- Hands-on experience in using template engines like Mustache / Handlebars/Blaze etc
- Proficiency in Clarity CSS, SASS and CSS pre-processors (SASS, LESS etc)
- Extensive knowledge in implementing responsive cross-browser user experiences
- Extensive knowledge in Ajax, and consuming RESTful web services
- Extensive knowledge in ES6
- Unit testing frameworks like Jasmine/Chai/Mocha/Karma
- Performance evaluation using Chrome dev tools etc, W3C standards
- Understanding of complete Technology Stack of application (Integrations with downstream Applications/Services, Deployment, Cloud Infrastructure & Services, CI/CD pipeline)
- Knowledge in design patterns on UI
- Good to have knowledge on Monorepo concept
- Knowledge or Should have worked on enterprise class applications
- Should have worked in Agile environment
We are looking for a skilled React.js Developer to join our front-end development team. In this role, you will be responsible for developing and implementing user interface components using React.js concepts and workflows such as Redux, Flux, and Webpack. You will also be responsible for profiling and improving front-end performance and documenting our front-end codebase.
To ensure success as a React.js Developer, you should have in-depth knowledge of JavaScript and React concepts, excellent front-end coding skills, and a good understanding of progressive web applications. Ultimately, a top-class React.js Developer should be able to design and build modern user interface components to enhance application performance.











