Lead Front End Developer (ReactJs)

Freecharge Biz; Gurugram District; Hybrid; INR 2,800,000 - 4,800,000; Full time

Job summary

FreeChargeBiz in Gurugram (Hybrid) is seeking a Lead Software Development Engineer Frontend who will drive React.js-based frontend architecture and deliver high-performance web applications.

You will mentor engineers, craft reusable UI components, optimize page speed, and collaborate with backend teams, product, and design to shape scalable fintech experiences. The role also emphasizes SEO, PWA concepts, and robust UX.

Qualifications

• 5–7 years of software development experience or similar track record.
• Strong hands-on React.js experience.
• 3+ years working with React.js and Webpack.
• Strong proficiency in JavaScript (core concepts, data structures).
• Experience with frontend architecture, SOLID, and design patterns.

Responsibilities

• Analyse requirements to identify technologies and solutions.
• Design, develop, and maintain scalable, high-performance frontend apps.
• Build responsive UIs with React.js and modern JavaScript.
• Develop UI components and frameworks with quality and performance in mind.
• Contribute to architecture (HLD/LLD) and design patterns.

Skills

React.js

JavaScript

Frontend architecture

Mentoring

RESTful APIs

SEO / PWA

Tools

Webpack

Job description

Lead Software Development Engineer Frontend

Company: FreeChargeBiz (A subsidiary of Axis Bank Limited)
Location: Gurugram (Hybrid)
Experience: 57 Years
Employment Type: Full-time

About FreeChargeBiz

FreeChargeBiz is a FinTech organization and a subsidiary of Axis Bank Limited, building innovative digital financial products through technology and innovation. We combine the agility of a fast-paced organization with the stability and scale of a leading financial institution.

Our technology teams build scalable products that impact millions of users, fostering innovation, collaboration, and continuous learning.

Role Overview

We are looking for a skilled Lead Software Development Engineer Frontend with strong expertise in React.js, JavaScript, and frontend architecture. The ideal candidate will be hands-on in developing high-performance web applications, designing reusable UI components, optimizing application performance, and contributing to architectural decisions while mentoring junior developers.

Key Responsibilities

• Analyse business requirements and technical specifications to identify suitable technologies and solutions.
• Design, develop, and maintain scalable, high-performance, and reusable frontend applications.
• Build responsive and user-friendly interfaces using React.js and modern JavaScript.
• Develop and maintain UI components and frameworks, ensuring code quality, maintainability, and performance.
• Contribute to application architecture and design, including High-Level Design (HLD), Low-Level Design (LLD), SOLID principles, and design patterns.
• Integrate frontend applications with backend services and RESTful APIs.
• Work closely with backend developers, product teams, business stakeholders, and designers.
• Troubleshoot production issues, debug UI/UX problems, and improve application reliability.
• Perform cross-browser compatibility testing and optimize page speed and overall application performance.
• Lead technical discussions, conduct code reviews, and mentor junior developers while remaining hands-on.

Required Skills and Experience

• 5–7 years of overall software development experience.
• Strong hands-on experience with React.js.
• At least 3 years of experience with React.js and Webpack.
• Strong proficiency in JavaScript, including core concepts, data structures, and algorithms.
• Experience in frontend architecture, HLD, LLD, SOLID principles, design patterns, and scalable system design.
• Hands-on experience with MySQL; understanding of SQL and NoSQL databases.
• Experience working with RESTful APIs and modern JavaScript frameworks.
• Proven ability to technically lead and mentor junior developers.
• Knowledge of SEO, Progressive Web Applications (PWA), page speed optimization, and web performance.

Good to Have

• Experience with React 18 or later.
• Exposure to MVC frameworks and database optimization.
• Experience building scalable, production-grade FinTech or high-traffic applications.

Why Join FreeChargeBiz?

• Opportunity to build digital financial products at scale.
• Hybrid working environment and flexible working hours.
• Comprehensive medical, life, and accidental insurance.
• Inclusive parental and family benefits.
• Relocation assistance for eligible outstation candidates.
• Opportunities for technical leadership, career growth, and continuous learning.