React.js Developer | Chennai

Ever dreamed of being part of new product initiatives? Feel the energy and excitement to work on version 1 of a product, and bring the idea on paper to life. Do you want to work on SAAS products that can become the next Uber, Airbnb, or Flipkart? We allow you to be part of a team leading the development of a SAAS product.

Our organization relies on its central engineering workforce to develop and maintain a product portfolio of several different startups. Our product portfolio continuously grows as we incubate more startups, which means that different products are very likely to use different technologies, architecture & frameworks - a fun place for smart tech lovers!

The Role:

A Senior Frontend Engineer strives to build solid frontend foundations, infrastructure, and top-notch experiences. You are required to work in teams alongside back end developers, graphic designers, and user experience designers to ensure all elements of web creation are consistent. This requires excellent communication and interpersonal skills.

Roles and Responsibilities:

●   Develop high-quality and responsive user interfaces using HTML, CSS, and JavaScript

●   Implement and maintain frontend frameworks and libraries, such as React, Angular, or Vue.js

●   Collaborate with designers to translate wireframes and mockups into functional UI components

●   Ensure cross-browser compatibility and optimize web applications for maximum speed and scalability

●   Write clean, modular, and maintainable code following coding standards and best practices

●   Conduct thorough testing and debugging to ensure the functionality and performance of UI components

●   Participate in code reviews, providing constructive feedback to improve code quality and maintainability

●   Work closely with backend engineers to integrate frontend interfaces with server-side logic and APIs

●   Collaborate with product managers and stakeholders to understand project requirements and provide technical insights

●   Stay up-to-date with the latest front-end technologies, trends, and best practices, and proactively suggest improvements to the development process

●   Champion usability and accessibility, adhering to web accessibility guidelines (e.g., WCAG) and implementing UX principles

●   Provide technical guidance and mentorship to junior engineers, fostering their growth and development

Experience using AI agents/coding assistants (e.g., Copilot, Claude, Cursor) during the software development lifecycle.

Ability to effectively leverage AI for code generation, debugging, testing, problem decomposition, and improving developer productivity.

Demonstrates good ownership of AI-generated code, including reviewing, validating, and refining outputs before adoption.

Mandatory Qualifications:

●   A minimum of 3+ years of relevant experience

●   Proficient knowledge of any popular JS framework like React, Ember, Angular, or Backbone

●   Experience with common front-end tools like SASS/Stylus, Jade, Grunt/Gulp, etc

●   Good understanding of REST API

●   Ability to build a feature from scratch & drive it to completion

●   A willingness to learn new technology, whatever lets you deliver the best product

Good to have:

We also expect the following, but we accept that you can be an absolutely great developer without fulfilling the below. So go ahead and apply even if the following isn’t applicable:

●   Have a few weekend side-projects up on GitHub

●   Have contributed to an open-source project

●   Have worked at a product company

●   Have a working knowledge of a backend programming language.

 Location: Bangalore

Profile: React.js

Location: Andheri East, Mumbai

Experience Required: 3+ Years

Employment Type: Full-time

Required Skills & Qualifications

• Experience: Minimum 3+ years of professional experience in React.js development
• Core Technologies:Strong proficiency in JavaScript (ES6+)
• Extensive experience with React.js and its ecosystem
• Solid understanding of HTML5, CSS3, and responsive design
• Experience with state management libraries (Redux, Context API)
• Knowledge of modern build tools (Webpack, Vite, etc.)
• Familiarity with version control systems (Git)
• Technical Skills:Understanding of RESTful API integration
• Experience with testing frameworks (Jest, React Testing Library)
• Knowledge of modern CSS frameworks (Bootstrap, Material-UI, Tailwind CSS)
• Familiarity with TypeScript is a plus
• Understanding of performance optimization techniques

Role: Sr. Frontend Developer

• Exp: 6 -9 Years
• CTC: up to 35 LPA 

What we Require

• To convert our existing web application into a micro front-end architecture. The ideal candidate should have experience in AngularJS, ReactJS, MobX, and SCSS. Exposure to socket integration, mqtt integration would be a plus.
• Identify our existing web application’s different components and modules. Separate them into independent micro front-ends.
• Develop and maintain micro front-ends using AngularJS, ReactJS, MobX and SCSS
• Implement and configure Module Federation in Webpack 5 to share components between micro front-ends.
• Optimize micro front-ends for maximum speed and scalability.

There are various job roles within software development, each with its own focus and responsibilities. Some common job roles include:

1. **Software Engineer/Developer**: This role involves designing, developing, and testing software applications or systems.

2. **Front-end Developer**: Front-end developers focus on creating the user interface and experience of websites or applications using languages like HTML, CSS, and JavaScript.

3. **Back-end Developer**: Back-end developers work on the server-side of applications, managing databases, servers, and application logic using languages like Python, Java, or Node.js.

4. **Full-stack Developer**: Full-stack developers have expertise in both front-end and back-end development, allowing them to work on all aspects of an application.

5. **Mobile App Developer**: Mobile app developers specialize in creating applications for mobile devices, often using platforms like iOS (Swift) or Android (Java/Kotlin).

6. **DevOps Engineer**: DevOps engineers focus on streamlining the development process by automating tasks, managing infrastructure, and ensuring smooth deployment and operation of software.

7. **Quality Assurance (QA) Engineer**: QA engineers are responsible for testing software to ensure it meets quality standards and is free of bugs or errors.

8. **UI/UX Designer**: UI/UX designers work on designing the user interface and experience of software applications, focusing on usability and aesthetics.

Bachelor’s degree in computer science, computer engineering or similar.

• Previous work experience of 4-6 years as an angularJS developer.
• Proficient in CSS, HTML, and writing cross-browser compatible code.
• Experience using JavaScript building tools like Gulp or Grunt.
• Knowledge of JavaScript MV-VM/MVC frameworks including AngluarJS.
• Excellent project management skills.
• Proven experience implementing front-end and back-end JavaScript applications.
• Excellent communication skills.
• Critical thinker and good problem-solver.

FRONTEND ENGINEER

Nimbly is looking for an experienced frontend engineer with a passion for building quality user-facing applications. Join our growing engineering team and help build software that companies love!

What you will do here

• Develop user-facing features for our Mobile and Web applications
• Write reusable code and cover it with comprehensive unit tests and integration tests
• Optimize application design and code for performance and scalability
• Maintain build, test, and deployment automation pipelines
• Review technical feasibility of product features and UX designs and provide feedback
• Analyze product feature requirements with the team and decompose them into small, shippable units of work
• Collaborate cross-team with designers and back-end developers
• Transform design mockups and wireframes into code
• Share your knowledge and build best practices with team members

Frontend Engineer Requirements

• Bachelor’s degree in Computer Science or related field or equivalent work experience
• At least 3-6 years experience developing with ReactJS, ReactNative, preferably with TypeScript
• Excellent analytical skills and a keen eye for detail
• A deep knowledge of various software testing techniques and experience with test automation
• Excellent written and spoken communication skills
• Good organizational skills and a detail-oriented mindset

Our tech stack

We built our web application with ReactJS and our mobile apps with ReactNative, using Redux for front-end state management. Everything is written in TypeScript to take advantage of static typing and the preferred language semantics. We’re using Git (BitBucket) for source control and automated pipelines. Our designers use Figma for wireframing and mockups. We deploy to Google Cloud and use a combination of Google Cloud Functions, App Engine, Firebase, and MongoDB for our back-end.

What we’re looking for

As an ideal candidate, you have substantial previous experience with most of our tech stack and are a highly productive individual with excellent communication skills. You enjoy participating in all aspects of software development from requirements analysis to production deployments. You’re a stickler for good software design, set a high bar for quality, and lead by example in these areas.

Benefits at Nimbly

• Competitive net salary and private insurance
• Remote work with flexible working hours
• Dynamic and fun working environment

Fulfil’s software engineers develop the next-generation technologies that change how millions of customer orders are fulfilled by merchants. Our products need to handle information at a massive scale. We're looking for engineers who bring fresh ideas from all areas into our technology.

Fulfil’s software engineers develop the next-generation technologies that change how millions of customer orders are fulfilled by merchants. Our products need to handle information at a massive scale. We're looking for engineers who bring fresh ideas from all areas into our technology.

As a Front End software engineer, you will work on the ReactJS powered user interface used by Fulfil merchants to manage their back-office operations. This is mission critical software and your primary focus will be on developing user interface components and implementing them following well-known React.js workflows. You will ensure that these components and the overall application are robust and easy to maintain. In this role, you will be collaborating closely with the rest of the team working on different layers of infrastructure in an international environment. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality are important.

What You’ll Do:

• Collaborate with a small yet extraordinarily talented team of engineers to implement front-end technologies
• Develop new user-facing features using React.js and React Native
• Work closely with the Design and Product teams to translate complex technical workflows into delightful user experiences
• Define how Fulfil builds user interfaces and ensure that we’re utilizing and keeping up with modern web standards
• Continually test, measure, and iterate on the results of your work in the spirit of continuous improvement
• Write clean, reusable, and well-tested front-end code
• Help to bridge the responsibilities of the Product and Engineering teams, spending time with both on the way to launching new products
• Architect efficient and reusable front-end abstractions and systems that drive complex web applications
• Create reliable and type-safe applications with Typescript
• Build and contribute to open source projects
• Build reusable components and front-end libraries for future use
• Optimize components for maximum performance across a vast array of web-capable devices and browsers

We’re Looking for Someone With:

• 5+ years of experience as a front end engineer
• Experience in building large-scale web applications in a fast-moving team environment
• A strong understanding of UX and UI design standards
• The perfectionist’s touch on a pragmatist’s deadline: you strive for pixel-perfection and intuitive functionality
• Strong proficiency in JavaScript (2-4 Years of experience), including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles, with experience in popular React.js workflows
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc
• Experience with popular testing frameworks, like Jest, Cypress, and Testing Library.
• The ability to bring any design to life with HTML and CSS, with cross browser compatibility and accessibility
• Smarts, humility, communication skills, and equal willingness to teach and learn
• Familiarity with RESTful and GraphQL APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Experience in developing large client side JavaScript applications
• Familiarity with code versioning tools like GIT
• Experience with Javascript testing tools and test automation

Nice to Haves:

• Prior experience at a growth stage Internet/Software company
• Demonstrated work beyond the front-end, experienced in integrating with a wide array of back-end technologies and services (e.g. experience with Python, AngularJS)
• Experience developing large client-side applications and optimizing them for performance
• You can straddle client and server development, creating APIs that drive web apps
• You understand the intricacies of timezones
• Web optimization, performance tools, and load testing
• You maintain or contribute to an open-source project

Requirements

• 2-5 years of experience as a front-end developer
• Experienced in developing applications using JavaScript, ReactJS, Redux, Redux Saga, NodeJS, HTML5, CSS3/CSS4 and other UI technologies.
• Understanding and experience with ES6 concepts, asynchronous processing, partial page refresh, DOM traversal and manipulation.
• Experience with REST API construction, documentation, and architecture, including API description languages like Swagger.
• Comfortable writing Unit Test Cases (Enzyme/ Jest)
• Familiar with cloud services: AWS, Dev-ops such as Git, Jira, Confluence
• Good to have experience/knowledge of
  • Spring (MVC, IOP/DI, REST, Security)
  • Docker,
  • Scala,
  • Python
• Able to connect the dots between code and business value

Responsibilities

• Engage in high level conversations about business strategy and the role tech plays in it
• Write well-designed, testable, and efficient code that powers our application
• Write specs and do planning for everything we build
• Conduct application analysis, testing, and debugging
• Diligently document code to keep it clean and transparent
• Ensure cross-browser and device compatibility

You Are

• You believe it’s always on you to make sure anything you do is a success.
• You have the ability to make quick and effective decisions.
• In love with a challenge. You revel in solving problems and want a job that pushes you out of your comfort zone.
• Open to change. You’re inspired by the endless ways in which everything we do can always be improved.

Add-Ons/Interview Process

• You should be comfortable working in a Start-up for in-house product development.
• Will not be engaged with any Client, but with the internal team (in India & the US).
• Will be provided a hands-on exercise to complete and submit as a part of interview.