
Required Skills and Experience:
- 5 - 11 years of experience in front-end development, with a strong focus on React.js.
- Proven experience with React.js and related technologies (e.g., Redux, React Router, Hooks, Context API).
- Strong proficiency in JavaScript, HTML5, CSS3, and modern front-end build tools (e.g., Webpack, Babel, etc.).
- Hands-on experience with RESTful APIs, Server Sent Events, WebSocket's
- Hand’s on experience with web components, micro frontends
- Deep understanding of browser apis like history, intersection observer, event handling, virtual panes, drag and drop etc
- Ability to work on a complex and fast moving code base.
- Familiarity with TypeScript and its integration with React applications.
- Strong problem-solving skills and attention to detail.

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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At Lemon Yellow, great design deserves great engineering.
We bring the design, you bring the tech magic, and together we create UI and UX experiences that make users smile.
We are looking for a Frontend Developer who can translate thoughtful design into smooth, scalable, and delightful digital experiences.
1. Core Responsibilities
Work closely with the design team to translate UI and UX requirements into high quality, functional interfaces.
Convert wireframes and mockups into fully interactive, iterative environments.
Build responsive, elegant, and accessible web interfaces using modern JavaScript practices.
Integrate frontend components with backend APIs and work collaboratively with backend engineers.
Ensure layouts are pixel perfect across devices, browsers, and screen sizes.
Write clean, reusable, and maintainable code while working with designers, strategists, and developers.
Contribute to shaping digital products, features, and enhancements.
2. Interaction and Motion
Use GSAP or similar tools to create smooth animations and micro-interactions.
Ensure motion enhances user experience without affecting performance.
Implement accessible interactions that feel natural and intuitive.
3. API and Integration Management
Integrate frontend systems with RESTful APIs and backend services.
Work with third party tools, plugins, and services as required.
Ensure smooth data flow, secure handling, and efficient UI rendering.
4. Code Quality and Optimization
Debug and optimize interfaces for speed, performance, and reliability.
Maintain best practices around component reuse and code organization.
Participate in code reviews and contribute to improving internal standards.
Ensure cross browser compatibility and responsive breakpoints.
5. Agile Collaboration
Participate in daily stand ups, sprint planning, retros, and reviews.
Contribute to task estimations and collaborate on technical problem solving.
Stay responsive to project shifts, timelines, and delivery cycles.
6. Continuous Learning and Innovation
Stay updated with the latest trends, tools, and practices in the frontend ecosystem.
Experiment with new frameworks, libraries, and methodologies.
Share learnings with the team and suggest creative, efficient solutions.
Requirements
- Bachelor’s degree in Engineering, Computer Science, or a related field.
- Minimum 1 year of hands-on frontend development experience.
- Strong proficiency in HTML, SASS CSS, and JavaScript ES6.
- Expertise in React.js.
- Familiarity with Bootstrap and Tailwind CSS.
- Experience with GSAP for animations.
- Knowledge of WordPress or WebFlow is a plus.
- Hands on experience with GIT and version control workflows.
- Ability to build responsive, user friendly layouts.
- Strong analytical and problem solving skills.
- Attention to detail and love for clean, maintainable code.
- Good collaboration and communication skills.
- Eagerness to learn, experiment, and grow.
What are we offering?
Experience
A chance to work on meaningful brands and digital products across industries. Every project brings new learning and opportunities to strengthen your development skills. You grow and you help the team grow.
Exposure
If you believe in your work, we believe in you. You get to work directly with clients, understand real world problems, and build solutions that create impact.
Empathy
A thoughtfully nurtured culture that values fun and fulfilment.
Your wellbeing, personal, professional, mental, and physical, becomes our priority.
From Fitness Thursdays to learning sessions, we make sure you laugh, learn, and feel supported.
Who are we?
Lemon Yellow LLP is a user centered UI and UX design agency based out of Thane, Maharashtra. With global experience, strong mentorship, and a passionate team, we aim to design digital happiness.
You should apply if you believe in building experiences that people enjoy using.
How do you reach us?
Well, after you send in your application, it takes us 2-3 weeks to review it. Sometimes, not often, we might delay just a bit beyond that. This happens when our mailbox is flooded with applications.
We promise we won’t ghost you, you’ll definitely hear from us. In the meantime, feel free to explore our official website.
- .Strong programming skills in JavaScript
- ∙Experience with ReactJS
- ∙Experience with frontend frameworks like bootstrap, Jquery
- ∙Object Oriented concepts
- ∙Good knowledge in HTML5, CSS, CSS3
- Experience in working with RESTful APIS
- ∙Experience with HTTP, HTTPS and WebSockets
- ∙Building responsive design
- ∙Knowledge in version control- Git, Subversion
- ∙Good problem-solving skills
- ∙Exposure to OWASP standards and guidelines.
Skills:
- 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 (Redux)
- Familiarity with newer specifications of ECMAScript
- Experience with data structure libraries (e.g., Immutable.js)
- Knowledge of isomorphic React is a plus
- Familiarity with RESTful APIs
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools
- Ability to understand business requirements and translate them into technical requirements
- A knack for benchmarking and optimization
- Familiarity with code versioning tools (such as Git, SVN, and Mercurial)
Position: React JS Developer
Exp: 6-8years
Skills: React, Javascript, Typescript, HTML/CSS, GIT, Frontend Testing, Tools like Cypress.
Job Description
- 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, Webpack, Enzyme, Redux, and Flux.
- Experience with user interface design.
- Experience with browser-based debugging and performance testing software.
- Excellent troubleshooting skills.
- Good project management skills.
- Good experience in react components, hooks and state.
- Experiences in the implementation of responsive web layouts
- Ability to discuss and explain design options.
- Good experience with HTML5 & CSS3, Bootstrap Good understanding of JavaScript.
- JavaScript libraries and CSS frameworks are preferred.
● Proficient understanding of web markup, including HTML5, CSS3
● Understanding of server-side CSS pre-processing platforms, such as LESS and SASS
● Min 1 year experience in Frontend Development
● Good understanding of bootstrap
Extra Gems for:
● Good understanding of asynchronous request handling, partial page updates, lazy loading,
dom optimizations, and AJAX.
● Good understanding of decoupled architecture and single-page applications
● Diligence for coding standards
● Must be good with git/bitbucket workflow
● Experience with web engagement tools like mix-panel or amplitude is a plus.
● Basic understanding of web markup, including HTML5 and CSS3
● Understanding of build tools like grunt/gulp / web-pack
- 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
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Experience with popular React.js workflows (such as Flux or Redux)
- Familiarity with newer specifications of EcmaScript
- Experience with data structure libraries (e.g., Immutable.js)
- Knowledge of isomorphic React is a plus
- Familiarity with RESTful APIs
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- 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
- Ability to work through new and difficult React Native Issues and contribute to libraries as needed.
- Ability to create and maintain continuous integration and delivery of React Native applications.









