React.js Developer

Job Title : Lead Web Developer / Frontend Engineer

Experience Required : 10+ Years

Location : Bangalore (Hybrid – 3 Days Work From Office)

Work Timings : 11:00 AM to 8:00 PM IST

Notice Period : Immediate or Up to 30 Days (Preferred)

Work Mode : Hybrid

Interview Mode : Face-to-Face mandatory (for Round 2)

Role Overview :

We are hiring a Lead Frontend Engineer with 10+ Years of experience to drive the development of scalable, modern, and high-performance web applications.

This is a hands-on technical leadership role focused on React.js, micro-frontends, and Backend for Frontend (BFF) architecture, requiring both coding expertise and team leadership skills.

Mandatory Skills :

React.js, JavaScript/TypeScript, HTML, CSS, micro-frontend architecture, Backend for Frontend (BFF), Webpack, Jenkins (CI/CD), GCP, RDBMS/SQL, Git, and team leadership.

Core Responsibilities :

• Design and develop cloud-based web applications using React.js, HTML, CSS.
• Collaborate with UX/UI designers and backend engineers to implement seamless user experiences.
• Lead and mentor a team of frontend developers.
• Write clean, well-documented, scalable code using modern JavaScript/TypeScript practices.
• Implement CI/CD pipelines using Jenkins, deploy applications to CDNs.
• Integrate with GCP services, optimize front-end performance.
• Stay updated with modern frontend technologies and design patterns.
• Use Git for version control and collaborative workflows.
• Implement JavaScript libraries for web analytics and performance monitoring.

Key Requirements :

• 10+ Years of experience as a frontend/web developer.
• Strong proficiency in React.js, JavaScript/TypeScript, HTML, CSS.
• Experience with micro-frontend architecture and Backend for Frontend (BFF) patterns.
• Proficiency in frontend design frameworks and libraries (jQuery, Node.js).
• Strong understanding of build tools like Webpack, CI/CD using Jenkins.
• Experience with GCP and deploying to CDNs.
• Solid experience in RDBMS, SQL.
• Familiarity with Git and agile development practices.
• Excellent debugging, problem-solving, and communication skills.
• Bachelor’s/Master’s in Computer Science or a related field.

Nice to Have :

• Experience with Node.js.
• Previous experience working with web analytics frameworks.
• Exposure to JavaScript observability tools.

Interview Process :

1. Round 1 : Online Technical Interview (via Geektrust – 1 Hour)

2. Round 2 : Face-to-Face Interview with the Indian team in Bangalore (3 Hours – Mandatory)

3. Round 3 : Online Interview with CEO (30 Minutes)

Important Notes :

• Face-to-face interview in Bangalore is mandatory for Round 2.
• Preference given to candidates currently in Bangalore or willing to travel for interviews.
• Remote applicants who cannot attend the in-person round will not be considered.

Mandatory Requirements:

• Strong knowledge of HTML5, JavaScript ES6 and above.

• Expertise in styling with CSS3.

• In-depth experience with React or a similar front-end framework. Candidates with only hands-on experience will not be considered.

• The ability to design and create reusable UI components.

• Willingness to complete an online coding exercise as part of the interview process.

• Ability to write clean, maintainable, and testable code.

• Understanding of accessibility standards and experience implementing accessibility solutions.

• Experience with Git and version control practices.

• Good communication and collaboration skills.

Desirable Skills:

• Familiarity with Storybook.

• Knowledge of Sass/CSS in JS.

• Experience in developing a UI library with standalone components using React.

• Experience with modern front-end build tools such as Webpack and Babel.

• Knowledge of state management solutions – Context, Redux, Zustand.

• Understanding of server-side rendering and experience with related technologies such as Next.js.

• Familiarity with Agile development methodologies.

About Our Client

It is a last-mile tech-logistics solution provider for intra-state deliveries based in Bangalore. It offers reliable, affordable, and professional services, structured to serve enterprises.

Our Client aggregates light commercial vehicles for urban logistics and has onboarded 55,000+ truckers on its platform across 14 cities. Our Client works across industry sectors like organized retail, FMCG and e-commerce, distribution and 3PL companies. Some of its clients include Amazon, Flipkart, Bisleri, Vishal Mega Mart, Future Supply Chain, Coca-Cola, Delhivery, and Udaan.

The company offers customized logistics solutions for clients, along with other value-added services such as screened drivers, audited and GPS-enabled vehicles, point-to-point billing, status updates, 24x7 service, and greater efficiency, all at transparent and economical pricing.

Our Client, as a brand, is known as one of the market leaders in the enterprise segment, and first movers to identify and empathize with the underserved urban trucker community, playing a huge role in making them a part of the mainstream economy. This series-B funded tech-logistics company aims to disrupt the primitive $35bn+ urban-logistics industry by leveraging technology and help enterprises to reach consumers faster.

Our Client is India's largest enterprise urban-logistics provider in India, with 55,000+ Light Commercial Vehicles on its platform.

Why Our Client?

- Switch career into internet startups.
- Work with fast-paced organizations.

What will I do?

 Develop new user-facing features·
 Build reusable code and libraries for future use·
 Ensure the technical feasibility of UI/UX designs·
 Optimize application for maximum speed and scalability·
 Assure that all user input is validated before submitting to back end·
 Collaborate with other team members and stakeholders.· 

What skills should I have?

 BTech, BE, BS degree in Computer Science, similar technical field of study or equivalent practical·
experience.
 3+ years·' experience in web and software development.
 Demonstrated knowledge of web technologies such as HTML5, CSS3, Javascript and AJAX/Fetch·
API.
 Demonstrated experience in React, React-Router, Redux, React-saga/Thunk.·
 Ability to work independently and multi-task effectively.·
 Flexible and willing to accept a change in priorities as necessary.·
 Strong attention to detail.·
 A good understanding of cross-browser compatibility issues and ways to work around them.·
 Proficient with code versioning tools, such as Git / Mercurial / SVN·
 A good understanding of SEO principles and ensuring that application will adhere to them.· 

• Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms, JSX, and Babel
• Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
• Preceding experience with ReactJS workflows like Flux, Redux, Create React App, data structure libraries
• Understanding of RESTful APIs/GraphQL, HTML/CSS, ES6 (variables and scoping, array methods), code versioning tools like GIT, SVN, etc., popular frontend development tools, CI/CD tools, DevOps, performance testing frameworks like Mocha, Node + NPM
• Preferred degree in Computer Science, Information Technology or similar

• Responsible for the implementation of end-to-end modules starting from user interface, business logic layer and database layer.
• Proficient in HTML, javascript.
• React JS experience is an added advantage.
• Assists in research, design, documentation, and modification of software specifications throughout the software development life cycle.
• Analyzes, troubleshoots, and optimizes code.
• Participates in requirements gathering meetings and produces technical documentation as needed.

•  6+ years of web UI development experience including 4+ years of deep, hands on experience in building robust, highly reusable and responsive web applications using HTML, CSS3, SVG, React, Redux, Thunk ecosystem
• Great problem-solving skills with solid data structures and algorithms knowledge
• Strong ability to translate the design/wireframes into reusable micro components
• Experience of leading, coaching and mentoring junior developers with good delegation and time-management skills
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles and has extensively worked with Redux, Thunk, Axios etc
• Knowledge of modern authorization mechanisms, such as JSON Web Token, Oauth2 etc
• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
• A knack for perfection, benchmarking and optimization
• Writing and maintaining batch jobs to streamline processes (Shell, Perl etc).
• Strong understanding of Agile and Lean software development processes and practices
• Worked with WebSocket, Push notifications etc
• Experience working with local-storage, cookies etc
• Proficient understanding of CORS issues and ways to work with such issues.
• Proficient understanding of social network APIs.
• Experience with data structure libraries (e.g., Immutable.js)
• Inclined to take ownership of tasks and to ship highly polished products with excellent attention to detail.
• Strong verbal and written communication skills in English.
• BE/BTech in Computer Science or a related field or equivalent practical experience

MUST Have

• 4-6 years of experience in application software development ( UI stack development )
• Sound knowledge of computer science fundamentals
• Proven ability to design and implement a complex (scalable and distributed ) application software on linux platform
• Hands on any of the language reactjs, Javascript
• Expert in software processes and tools ( Agile, CI/CD, Git, Jenkins )

Good to Have

• Experience in application migration to cloud