React.js Developer

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. 

WHO YOU ARE

To be successful in this role, you’ll need to have the following skills:

• Love for coding: A fanatic about writing beautiful and scalable code.
• Sense of analytics: Strong analytical and troubleshooting skills. Should be resourceful, innovative and inventive.
• Dynamic: Should be comfortable in dealing with lots of moving pieces. Have exquisite attention to detail, and are comfortable learning new technologies and systems. 
• Team player: Knack for influencing without being authoritative. Pitch in wherever the team needs help, from writing blog posts to supporting customers.
• Accountability: High sense of ownership for your code and relentlessness to deliver projects with high business impact. 

KEY QUALIFICATIONS

• BE/BTech in Computer Science or related field. 
• Minimum 3+ years of UI/Frontend development and a strong understanding of building complex layouts using JavaScript, CSS and HTML.

KEY SKILLS

• Strong computer system analysis and design skills in current methodologies and patterns including vanilla JavaScript, some experience with ReactJS, Redux, React Native, Webpack, and Typescript or similar library/tools.
• Obsessed with WPO (Web Performance Optimization) and web/mobile performance analysis.
• Experienced with web standards and protocols such as HTTP, DNS, TCP/IP, and socket APIs in general.

Job description

We are looking for an experienced HTML developer to oversee the design, coding, and implementation of projects.

In this role, you will be required to collaborate with Website Designers on the initial web design, write the code, ensure cross-platform compatibility, and provide user support.

To be successful as an HTML developer, you should have a good eye for detail and excellent knowledge of front-end technologies like HTML5, CSS3, Bootstrap.

HTML Developer Responsibilities:

Meeting with Web designers to discuss project design and layout.

Coding the entire HTML site from end to end.

Debugging code and front-end web applications.

Ensuring cross-platform compatibility.

Troubleshooting application errors.

Conducting website performance and usability tests.

Meeting publication deadlines.

Providing user support.

HTML Developer Requirements:

At least 2 years experience as an HTML Developer.

In-depth knowledge of front-end coding languages including HTML, CSS

Basic Knowledge on Javascript, Jquery

Ability to troubleshoot coding and application errors.

Knowledge of web design and user application requirements.

Ability to meet strict publication deadlines.

Good understanding of SEO principles and ensuring that the application will adhere to them

As a web application developer, your job is to program frontend modules and applications. We are looking for someone with expertise and experience in designing, developing and testing web applications including new developments, enhancements, maintenance and support. The role involves continuous collaboration with team, partners.

Responsibility

• Building interactive consumer data from multiple systems and RESTfully abstract to the UI using React JS ( javascript and typescript)  through a Node.js backend
• Create Unit and Integration tests to ensure the quality of code
• Address and improve any technical issues
• Ability to translate Wireframes and PSD Designs into functional web apps
• Be responsive to change requests and feature requests
• Write code that is cross-platform and cross-device compatible
• Strong commitment to quality and delivery
• Collaborate well with engineers, and specialists to design and create advanced, elegant and efficient system

Requirements: 

• Experience creating front end applications using HTML, React JS
• Database – MongoDB, SQL
• Fluent knowledge of latest HTML/CSS standards and best practices
• Experience building Responsive websites for web, tablet and mobile device
• Obsession with lean, clean and organized code
• Solid Understanding of HTTP protocol and how server-side code is processed on the client
• Knowledge of the following will be considered as an advantage

Consumer Web Development Experience for High-Traffic, Public Facing web applications

Experience with cloud technologies also a plus

Creating Unit test cases

Typescript

Senior React JS Developer

Responsibilities:

Translate Business requirements into Technical Requirements and conceptualize solution by breaking it up into logical units of work.

Plan and execute product roadmap with product manager and other stakeholders.

Develop and implement integration solution with high quality, exception handling and low maintenance in accordance with the project timeline, adherence to global standards/principles, design standards

Provide support and documentation to assist in sustaining the project during the transition to production by working closely with production support team during production release and troubleshooting production issues

Responsible for effectively communicating the plan, status and updates to stakeholders and scrum team

Proactively raise issues to Product Owner and Scrum leads when necessary

Independently assess and represent development team - covering all aspects of technical feasibility, complexity and timelines during project / program review meetings.

Lead , manage , mentor team of developers.

Design and build new features, simplify existing services, and scale our systems as we rapidly grow and evolve

Create reusable patterns that improve the consistency of the codebase

Collaborate with your engineering teammates through planning, pairing, testing, reviewing and delivery of the features that you build

Work with the product team to translate powerful ideas into everyday business value

Write sustainable, testable, high-quality, high-performance code

What Makes You a Great Fit

6+ years of relevant front-end development experience writing modular / reusable / Object Oriented / functional Javascript code.

At least 5 years of working experience on React JS framework

Firm grasp of JavaScript (or Typescript) and its nuances, including ES6+ syntax

Strong expertise with HTML5, CSS3  (with media queries) and writing cross-browser compatible code

Grid system understanding

CSS preprocessor experience (SASS or LESS), Responsive design, Accessibility

Familiarity with code versioning tool like GitHub.

Experience with RESTful services

A strong, demonstrable portfolio of past web applications including websites.

Self-motivated, fast learner with attention to detail and quality

Excellent diagnostic, troubleshooting, and communication skills

Required Skills:

6+ Years of experience

Should be able to work independently and must be hands on in development.

Should be able to take a problem and produce an architectural pattern plus a proof of concept utilising best practices when it comes to developing enterprise integration software.

Should have excellent analytical and problem solving skills.

Strong proficiency with Spring Boot, Microservices, Spring MVC, Coding and Spring Integration.

Knowledge of enterprise integration patterns and asynchronous messaging patterns is required.

Experience with working with process modelling software is a nice to have.

Experience in working with rule based systems is a nice to have.

Strong fundamentals in object oriented programming is a must have.

Experience in working with at least one relational and one no sql database is preferred.

Strong experience in working and designing message structures using xml and json.

Strong knowledge of SDLC Lifecycle Process and Agile Methodology.

Experience in BPMN would be added advantage.

Experience in working with security protocol (e.g. TLS, OAuth) and understands security in development.

Experience with containerization using Docker, orchestration using Kubernetes, Continuous Integration/Delivery tools - Jenkins, Maven, GIT.

Experience in Messaging with MQ based Messaging Systems.

Communication:

Should be able to communicate effectively with product team members, clients and stakeholders.

Clarifies and communicates product objectives and problem solving.

FrontEnd Developer - ReactJs & Angular

Rejolut is among the fastest-growing and award winning Tech companies working on leading technologies namely Blockchain, Machine Learning & Artificial Intelligence, Complex mobile & Web Apps, IoT, etc.Rejolut is a venture-backed company with clients in over several countries namely Malaysia Airlines,gba global,my-earth,biomes, Dlg-hub,etc.

We are looking for Tech geeks having hands-on experience and in love with building scalable, distributed and large web/mobile products and tech solutions. He/She must be an excellent problem solver with passion to self-learn and implement web technologies (frontend + backend). He/She would be responsible for the architecture design, code review, and technology build and deployment activities of the product. 

Responsibilities:

• Proficient in client & server-side JavaScript, HTML5, CSS3 and webpack
• Competent in building single page web applications using Node.js and React Js
• Redux/ Recoil Js for state management
• Universal rendering (Client-side rendering and Server-side rendering)
• Experience with cross-browser, cross-platform, and design constraints on the web
• Experience in developing automated unit and functional tests
• Experience in an agile development process
• Deep knowledge of algorithms and design patterns
• Have a passion for quality and writing clean, readable code that scales and performs well
• Good interpersonal communication skills

Desired Candidate Profile:

• 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

• Experience with data structure libraries 

• Knowledge of isomorphic React is a plus

• Familiarity with RESTful APIs

• Knowledge of modern authorization mechanisms

• Familiarity with modern front-end build pipelines and tools

• Experience with common front-end development tools

• Ability to understand business requirements and translate them into technical requirements

• A knack for benchmarking and optimization

• Familiarity with code versioning tools

Rejolut - As a Career Differentiator

 - We are a young and dynamic team who are obsessed with solving futuristic and evolutionary business problems at scale with the next generation technology like blockchain, crypto and machine learning. Focuses on empowering people across the globe to be technically efficient, making advancements in technology and providing new capabilities that were previously thought impossible.

- We provide exposure to higher learning opportunities so that you can work on complex and cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, WebAssembly. Strong expertise in  blockchain and crypto technology and working with the networks like Hedera Hashgraph, Tezos, BlockApps, Algorand, Cardano.

- We maintain high end transparency with clients and employees as Visibility unlocks Efficiency and trust unlocks Visibility.

- Company is backed by two technology Co-founders, well-versed with consumer applications and their work has been downloaded millions of times and have led teams in leadership positions in companies like Samsung, Purplle, Loylty Rewardz.

Benefits :

> Health Insurance

> Work from Home

> Fast growth and more visibility into the company

> Experience to work on the latest technology

> Competitive Learning Environment with supportive co-workers

> Employee friendly HR Policies

> Paid leaves up to certain limits

> Competitive salaries & Bonuses

> Liberal working atmosphere

> Get mentored by the best in the industry

Schedule:

Day Shift/Flexible working hours

Monday to Friday

The  will be responsible for :

• Designing and development of Responsive Web Application
• Strong Knowledge of HTML5, CSS & Java Script
• Strong Understanding of concept of DOM (Document Object Model)
• Understanding of how browsers (Chrome, Mozilla) work behind the scene
•  Knowledge of React JS, CSS Flexbox (Preferred or Optional )