
We are looking for a skilled and motivated React Developer with 5–8 years of hands-on experience to join our growing team in Chennai. The ideal candidate should have strong proficiency in front-end development using React.js, with a solid understanding of modern web technologies, best practices, and Agile methodologies. Experience with Ember.js is also required.
Key Responsibilities:
- Develop and maintain scalable web applications using React.js and Ember.js.
- Build reusable components and front-end libraries for future use.
- Translate UI/UX designs and wireframes into high-quality, responsive code.
- Optimize components for maximum performance across a wide range of devices and browsers.
- Collaborate closely with UI/UX designers, backend developers, and product managers.
- Participate in code reviews, testing, and debugging activities.
- Stay updated with the latest trends and best practices in front-end development.
Required Skills:
- Strong proficiency in JavaScript, HTML5, and CSS3.
- Hands-on experience with React.js, including Redux and React Hooks.
- Experience with Ember.js in production-grade applications.
- Familiarity with RESTful APIs and integrating frontend with backend services.
- Experience using front-end build tools and workflows (e.g., Webpack, Babel, NPM).
- Good understanding of version control systems like Git.
- Exposure to Agile development methodologies and practices.

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
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KEY RESPONSIBILITIES:
- Collaborate with Project Manager or Project Consultant to develop front end of mobile and web application
- Delivering a complete front-end application
- Ensuring high performance on mobile and desktop
- Writing tested, idiomatic, and documented JavaScript, HTML and CSS
- Coordinating the workflow between the graphic designer, the HTML coder, and yourself
- Cooperating with the back-end developer in the process of building the RESTful API
- Collaborate with the stakeholders, the users, the build team and other development partners to implement state-of-the-art user experiences.
- Collaborate with cross-functional teams to analyze, design, and ship new features
- Participate actively in discussions, presentations and decisions about front end development, web application, mobile app etc.
- Act as the impulse by providing clear guidance to the team’s questions during implementation phases
- Implement new technologies to maximize application performance
- Work with outside data sources and APIs
- Work on bug fixing and improving application performance
KEY COMPETENCIES & SKILLS:
- Strong object-oriented JavaScript
- Flat box, material design concepts
- AngularJS, MVC frameworks – Angular
- CSS precompilers like Sass and LESS
- Skills in one or more chosen frameworks/libraries like jQuery or Bootstrap
- AJAX (Asynchronous JavaScript and XML)
- HTML 5, CSS Modules, Web pack, Babel, npm
- jQuery, jQueryUI, RequireJS, doT.js (Templating Engine)
- Able to integrate existing API (REST)
- Understanding of java web application technology stack (core Java, spring core, Spring MVC, Hibernate, REST)
- Git/GitHub, Continuous integration using maven & Jenkins
- Integrate applications with network systems, servers and databases.
- Troubleshoot problems with application development and use
- Excellent conceptual, and critical thinking capabilities
- Self-directed and self-motivated with the ability to take charge or play a supporting role
- Strong understanding of product development
- Clear written and verbal communications skills (English), including presentation skill
- Basic knowledge of Microsoft Office (Word, Excel and PowerPoint) is required.
- We are looking for an UI Developer with minimum 3 years of experience in (React.js and/or Angular.js) who is motivated to combine the art of design with the science of programming
- Candidates need to have expertise in user interface designing and developing great user experiences in web and mobile applications
Role :
- Design and development of data-driven, highly scalable web applications with a rich user interface
- The successful candidate will work closely with our Engineering team 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.
- Ensure the technical feasibility of UI/UX design.
- Build reusable code and libraries for future use.
- Optimize application for maximum speed and scalability.
- Assure all user input is validated before submitting it to the backend.
- Proficiency in HTML, CSS, Javascript, Bootstrap, JQuery and AJAX.
- Must have : jQuery, jQuery UI, AJAX, Subversion, JSON/XML, bootstrap, SASS, CSS, HTML, Angularjs or React Js
- Comfortable coding in server side languages (PHP, Python, Java, .net) that drive interface requirements/rendering
- Strong experience taking static images/prototypes and converting to web interfaces
- Experience with consuming JSON/XML data via JS frameworks
- Basic usage of Linux command line
- Understanding of server - side CSS
- Good understanding of Angular JS and/or React JS
- Must have knowledge of cross-browser development
- Experience with graphic design applications such as Adobe Illustrator/captivate
- Experience with responsive and adaptive design
- Utilizing a variety of mark - up languages to write web pages
- Understanding of SEO principles
- Proficient understanding of code versioning tools such as Git and BitBucket.
We are seeking a highly experienced and skilled React/Next.js developer to join our team. The ideal candidate will have a strong track record of building and maintaining web applications using React and Next.js, as well as a strong understanding of front-end development.
Responsibilities:
- Develop and maintain web applications using React and Next.js
- Write clean, maintainable, and efficient code
- Collaborate with the design team to implement visually appealing and user-friendly interfaces
- Work with the back-end team to integrate with APIs and other server-side functionality
- Troubleshoot and debug issues as they arise
- Write and maintain comprehensive documentation
Requirements:
- Experience with Tailwind CSS to create custom, responsive user interfaces
- Experience with CSS-in-JS libraries
- Experience with Git, npm, and webpack
- Familiarity with RESTful APIs and GraphQL
- Strong debugging and troubleshooting skills
- Ability to work well in a team environment and communicate effectively with other developers and designers.
Preferred:
- Experience optimizing performance and scalability of web applications
- Familiarity with testing frameworks such as Jest
- Experience with deploying and maintaining web applications
- Experience with TypeScript
- Familiarity with other JavaScript libraries and frameworks such as Redux, GraphQL, and Apollo, react-query
JOB DESCRIPTION
Senior Frontend Engineer (React)
About us-
It is an app that allows offline businesses to sell their products and services
online. On our app, the users can make beautiful product catalogues (catalogs) right from a
smartphone and share with their customers easily on different social media apps such as
Whatsapp Business, Whatsapp, Facebook, Instagram etc. Praised by users all over India, this app has saved declining businesses by helping them transfer their shop online. The journey has just begun and we are on a mission to make India truly Digital. We is currently powering over 3.7 M ecommerce stores built by indian small businesses and growing at a crazy rate.We are looking for a full-stack developer to join our team who will be part of our new innovations team.
DESCRIPTION-
We are looking for a great Frontend developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.
RESPONSIBILITIES-
- Developing new user-facing features using React.js
- Building reusable components and front-end libraries for future use
- Translating designs and wireframes into high quality code
- Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
REQUIREMENTS-
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js and its core principles
- Experience with popular React.js workflows (such as Flux or Redux)
- Familiarity with newer specifications of EcmaScript
- Familiarity with RESTful APIs and sockets
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools
- Experience with common front-end development tools such as Babel, Webpack, NPM,etc.
- Ability to understand business requirements and translate them into technical requirements
- A knack for benchmarking and optimization
- Familiarity with code versioning tools
- Experience with PWAs and React Native is a huge plus
About RARA NOW
Not just a delivery company
RARA NOW is revolutionizing instant delivery for e-commerce in Indonesia through data-driven logistics.
RARA NOW is making instant and same-day deliveries scalable and cost-effective by leveraging a differentiated operating model and real-time optimisation technology. RARA makes it possible for anyone, anywhere to get same-day delivery in Indonesia. While others are focusing on - one-to-one- deliveries, the company has developed proprietary, real-time batching tech to do - many-to-many- deliveries within a few hours. RARA is already in partnership with some of the top eCommerce players in Indonesia like Blibli, Sayurbox, Kopi Kenangan, and many more.
We are a distributed team with the company headquartered in Singapore, core operations in Indonesia, and a technology team based out of India.
Future of eCommerce Logistics:
Data-driven logistics company that is bringing in same-day delivery revolution in Indonesia
Revolutionising delivery as an experience
Empowering D2C Sellers with logistics as the core technology
About the Role:
3+ years of experience in frontend technologies and progressive web applications development
Expert in using of design patterns, data structures and algorithms
Should have sound understanding of design architecture and principles, coding frameworks like react.js, angular.js, vue.js, node.js, next, js, express.js etc.
Experience with popular JS libraries like Ember, Babel, Typescript, Webpack, Socket etc.
Solid understanding of object-oriented design and programming concepts, core JavaScript concepts like scope/closures, the event loop and asynchronous callbacks, promises
Strong proficiency in JavaScript, AJAX, HTML5 CSS3 JSON, including DOM manipulation and the JavaScript object model
Translating designs and wireframes into high-quality code
Knowledge of Redux, React.js and its core principles
Good experience on Web Service Integration ( REST, JSON, XML), Cloud technologies - AWS, FCM
Proficient with debugging and testing tools to troubleshoot and optimize the UI
Exposure to scm tools like git, CI/CD of android systems, code coverage tools like SonarQube, etc.
Good to know hybrid platforms like Cordova, Ionic, React Native, Flutter, etc
Bachelor degree in Computer Science or related discipline preferred
Preferred Experience:
- 2-3 years of industry experience in software development.
- Experience working with medical data
- Experience and familiarity working in development teams and team-based development practices including scrum/agile, code review, etc.
- Knowledge and experience working with NoSQL databases such as MongoDB, CouchDB, Raven DB, etc.
- Knowledge of RDBMS concepts and experience with Microsoft SQL Server, MySQL, etc.
- Knowledge and experience working with Node.js and related frameworks such as Express.js.
- Knowledge and experience working with web application frameworks such as Angular, AngularJS, or React and related frameworks such as Ionic.
- Familiarity with FHIR APIs and experience working with REST APIs.
- Experience working on full-stack projects.
- Familiarity with CI/CD pipelines
-
Desired skills:
- Bachelor’s degree or equivalent combination of education and experience in Computer Science.
- Ability to establish priorities, goals/objectives and timelines.
- Possess strong planning and time management skills.
- Demonstrated ability to delegate and oversee assignments to ensure successful and timely completion as well as to obtain the cooperation of others within and outside the unit. Works in a collaborative manner to achieve results.
- Ability to effectively present technical topics to internal groups with potentially varied levels of technical sophistication. Strong communicator with excellent ability to work in a team environment.
Responsibilities:
- To build next-generation complex web applications that are efficient and modular.
- Works closely with UX designers and back-end engineers to implement versatile front-end solutions and new features.
- Responsible for integration with the services that reside on the back end.
Must-have skills:
- 2+ years of experience in building Single page applications using HTML5 CSS3 and AngularJS.
- In-depth knowledge on HTML5 and CSS is mustHands-on experience integrating upstream services, REST APIs.
- Hands-on with JS and preferably worked with Angular2+.
- Hands-on with automation/bundler like Gulp, Grunt or webpack.
- Extremely detail-oriented to strive for pixel perfection across all browsers.










