Frontend Developer

Frontend Developer (React)

Oddr is seeking a skilled and passionate React Developer to join our team. The ideal candidate will have astrong foundation in JavaScript and React, with experience in building scalable and efficient front-end applications. You will work on creating and maintaining web applications using modern tools and frameworks while ensuring high performance and code quality.

Key Responsibilities

• Build and maintain React (v18+) applications using Vite.

• Develop scalable and reusable components following standard React patterns within a feature-based modular architecture.

• Implement function-based components using React hooks.

• Manage application UI state using MobX and server state using TanStack React Query for caching, pagination, and mutations.

• Handle API calls and manage client-server communication using Axios.

• Implement authentication and authorization workflows, including JWT management.

• Optimize React applications for performance, ensuring efficient usage of React hooks and advanced optimization techniques.

• Create and utilize custom React hooks for reusability and clean code practices.

• Work with the Ant Design (Antd) UI component library.

• Write and maintain unit and integration tests using Vitest and React Testing Library, with MSW (Mock Service Worker) for API mocking.

• Configure and utilize Vite for dev server, builds, and bundle optimization (experience with CRA/Webpack is a plus).

• Work with data visualization libraries such as Recharts.

Required Skills & Qualifications

• Solid understanding of JavaScript fundamentals, including inbuilt data structures and logical problem-solving.

• Proficiency in ES6+ features and their practical applications.

• Strong knowledge of JavaScript Promises and asynchronous programming.

• Strong proficiency in TypeScript and its use in a React ecosystem — TypeScript is used throughout the codebase.

• Experience with TanStack React Query for server state management.

• Experience with React Router for client-side routing.

• Familiarity with Vite and modern build processes.

• Knowledge of UI/UX best practices and ability to build responsive, user-friendly interfaces.

• Experience with Ant Design (Antd) or a similar component library.

• Proficiency with Vitest and React Testing Library for unit and integration testing.

• Familiarity with MSW (Mock Service Worker) for mocking API requests in tests.

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. 

Opportunity:

We are looking for a young and enthusiastic personality who loves UI design and be at the forefront of creating exceptional user interfaces for our laundry industry. We believe that user-centric design ultimately leads to the best products, so we listen closely to our users, both external and internal. As an engineer on our close-knit, cross-functional team, you'll be an active voice in shaping our product.

Responsibilities:

         User Interface Development:

●     Develop and maintain responsive and user-friendly web and mobile user interfaces using HTML, CSS, and JavaScript frameworks.

●     Ensure consistent and pixel-perfect implementation of UI designs across different browsers and devices.

         Optimization:

●     Optimize UI code and assets for performance, speed, and scalability.

●     Implement responsive design principles for seamless user experiences on various screen sizes.

         Cross-Functional Collaboration:

●     Work closely with UI/UX designers to translate design concepts and wireframes into functional web interfaces.

●     Collaborate with product managers, back-end developers, and QA engineers to deliver high-quality products.

         Testing and Debugging:

●     Perform testing and debugging to identify and resolve front-end issues and ensure a smooth user experience.

●     Stay updated on industry best practices and emerging technologies.

Required Candidate Profile:

         Education: Bachelor's degree in Computer Science, Web Development, or a related field is preferred.

         Front-End Development Skills:

●     Proficiency in HTML5, CSS3, JavaScript, and front-end development frameworks (e.g., React, Angular, Vue.js).

●     Strong understanding of responsive web design principles.

         Experience: Previous experience in front-end development, with a portfolio demonstrating your skills and projects you've worked on.

         Cross-Browser Compatibility: Knowledge of cross-browser compatibility issues and solutions.

         Problem-Solving: Strong problem-solving skills and the ability to debug and troubleshoot front-end issues effectively.

         Communication: Excellent communication and teamwork skills, with the ability to collaborate with cross-functional teams.

         Adaptability: Ability to adapt to changing project requirements and deadlines.

As a UI Developer on our team, you'll have the opportunity to shape the user interfaces of our digital products, contribute to the development of innovative features, and enhance the overall user experience.

• Create high-quality HTML files based on the latest HTML5.
• Conducting website performance and usability tests.
• Troubleshoot any issues with the website.
• Meeting publication deadlines.

• In-depth knowledge of front-end coding languages including HTML, CSS, JavaScript, and JQuery.
• Familiarity with CSS preprocessors such as Sass and Less.
• Strong attention to detail.
• Experience with Photoshop, Illustrator, Figma, or other graphic design and layout tools.

Job Description

Experience should have minimum 2 years.

Proficient with ReactJS/Redux

Designing and developing user interface solutions for websites, web and Mobile applications.

Design product and website layouts, assets, flows, sitemaps etc.

Create and maintain UI guidelines and templates.

Extensive knowledge of web technologies and building large scale web applications.

Expertise in JavaScript, HTML5 and CSS3 and Adoptive / Responsive web Design & Cross browser experience.

Expertise with cross-browser, cross-platform, and design constraints on the web.

Interact with other team members to incorporate innovations and vice versa.

Experience in working with Agile Methodology.

Ability to solve problems creatively and effectively.

Should possess excellent communication skills.

Brief Overview:

Through your work at Vauld, you will have the opportunity to change money for the 21st century. We’re a leading cryptocurrency platform and are passionate about increasing economic freedom around the world.

We are looking for a Lead frontend engineer who has hands-on experience with Angular/React in the front end responsibilities. You'll be involved with bringing features from idea to completion and mentoring an incredibly talented group of peers.

If you are looking for a challenging work environment where you can grow and deepen your technical skills as a frontend engineer and architect, we’d love to chat with you!

Key Responsibilities:

• Working with designers, product managers to collaboratively own the front-end layer for Vauld’s web and mobile applications.
• Architect, develop, maintain, and improve our front-end libraries.

Requirements:

• You have 5 years or more of front end development experience with expertise in designing and implementing high-performance web applications.
• You are aware of Javascript design patterns and can architect a fairly complex UI without feeling the need for a framework.
• You are capable of writing high-quality code that conforms to the standards and best practices in a particular language/framework.
• You have experience building a product using a mainstream library or framework.
• Experience in any of React/AngularJs/Vue js
• You have a deep understanding of javascript coding methodologies and can rightly judge/implement solutions to complex problems.
• You love to own end to end responsibility, starting from defining the problem statement (either yourself or alongside your peers), development (PoC if needed), testing, releasing in staging & then production environment, and finally monitoring.

Preferred:

• Previous work experience in product-based (B2B/B2C) startups and fintech firms.
• Experience working with Visualisation/graphs/gaming
• Experience building for mobile platforms
• Understands the cryptocurrency landscape

Working at Vauld:

You will join a fun and intellectually stimulating work environment. If you’re excited by the idea of making a real impact and joining a team where we pride ourselves on being disruptive and ambitious, a career with Vauld is perfect for you.

• Identify bad code practices in JavaScript and write new analyzers to detect them.
• Improve the coverage of automatically fixable issues.
• Ensure fewer false-positives are reported by the analyzer.
• Work on the internal tools that support analysis runtimes.
• Contribute to open-source static analysis tools.

• Strong foundational knowledge in Computer Science.
• At least 3 years of professional software development experience in JavaScript.
• Understanding of the nuances of execution of the source code (AST, data flow graphs, etc).
• Familiarity with JavaScript practices followed in the industry.
• Native experience with Linux/Unix environment.
• A focus on delivering high-quality code through strong testing practices.

We are looking to hire an experienced Frontend Developer with a very good grasp over Javascript and the capability to make responsive pages.
The candidate should have good knowledge of:
- Javascript 
- HTML & CSS

- Node js
- PWA 
- Electron JS platform.
- API Integration
Candidates having good logical skills are preferred.

Requirements and Qualifications

• Bachelor’s or master degree in engineering
• 7+ years of work experience, 1+ years of experience as a lead
• Proficient understanding of HTML, CSS, and Javascript
• Proficient understanding of ReactJs or similar library
• Good understanding of responsive web development
• Good understanding of SEO and analytics
• Ability to break the business problem into smaller features
• Ability to access the technical feasibility of UI/UX designs
• Build reusable code and libraries for future use
• Optimize application for maximum speed and scalability
• Proficient understanding of cross-browser compatibility