Lead Frontend Developer

Optimus Fintech; Pune District; On-site; INR 4,000,000 - 6,000,000; Full time

Job summary

Optimus Fintech in Pune invites an accomplished Lead Frontend Developer to drive the design, delivery, and quality of large-scale enterprise web apps. You will own frontend architecture, mentoring, and cross-functional delivery.

The ideal candidate has 10+ years of software development, deep React/TypeScript expertise, and a track record of building scalable UI components within Nx monorepos. Strong collaboration across Product, Backend, QA and Design is essential.

Qualifications

• 10+ years of software development, with at least 6+ years in React.js.
• Deep expertise in React, TypeScript, and frontend architecture.
• Experience building large-scale enterprise SPAs with authentication and RBAC.
• Proven leadership in mentoring and driving frontend initiatives.

Responsibilities

• Lead the design and implementation of complex frontend features across modules.
• Define frontend architecture, coding standards, and best practices.
• Build and maintain scalable component libraries within an Nx monorepo.
• Integrate backend services with robust auth and error handling.
• Optimize performance for dashboards and large datasets.
• Collaborate with Product, Backend, QA, and Design teams.
• Establish testing strategies with Vitest, RTL, and Cypress.

Skills

React.js

TypeScript

Frontend architecture

Nx Monorepo

Vite

Ant Design

Styled Components/Emotion

Axios

Performance optimization

Vitest

React Testing Library

Cypress

Mentoring

Code reviews

Tools

Nx Monorepo

Axios

Vitest

React Testing Library

Cypress

Vite

Ant Design

Job description

Job Title: Lead Frontend Developer (ReactJS)

Location: Pune, Maharashtra

Experience: 10+ Years

Employment Type: Full-Time

About the Role

We are looking for an experienced Lead Frontend Developer to drive the design, development, and delivery of large-scale enterprise web applications. The ideal candidate will have deep expertise in React, TypeScript, and modern frontend architecture, with proven experience leading technical initiatives, mentoring engineers, and building scalable, high-performance user interfaces.

• Lead the design and implementation of complex frontend features across modules and applications.
• Define and drive frontend architecture, coding standards, and best practices.
• Build and maintain scalable, reusable component libraries and shared packages within an Nx monorepo.
• Integrate multiple backend services, ensuring robust authentication, authorization, and error-handling mechanisms.
• Optimize application performance for dashboards, large datasets, reporting platforms, and interactive UI experiences.
• Collaborate closely with Product, Backend, QA, and Design teams to deliver high-quality solutions.
• Establish testing strategies and improve code quality using Vitest, React Testing Library, and Cypress.
• Mentor developers through code reviews, technical guidance, and knowledge-sharing sessions.
• Drive modernization initiatives while balancing business priorities and delivery timelines.

Skills & Experience Required

• 10+ years of software development experience with at least 6+ years of hands-on React.js development.
• Strong expertise in React (Hooks, Context API, Component Patterns) and TypeScript.
• Experience building large-scale enterprise SPAs with authentication, RBAC, and multi-tenant architectures.
• Hands-on experience with React 19, Vite, Ant Design, Less, and Styled Components/Emotion.
• Strong experience with Nx Monorepo, shared component libraries, and modular frontend architecture.
• Expertise in API integrations using Axios and multi-service frontend environments.
• Experience with frontend performance optimization, code splitting, caching, and rendering strategies.
• Strong understanding of testing frameworks including Vitest, React Testing Library, and Cypress.
• Excellent problem-solving, communication, stakeholder management, and mentoring skills.

Why Optimus?

Lead the future of intelligent financial operations with Optimus.

At Optimus, we are transforming how businesses manage complex financial ecosystems through cutting-edge AI-powered payment and reconciliation platforms. Our solutions enable organizations to seamlessly process, validate, and reconcile high-volume transactions - delivering real-time insights, eliminating revenue leakages, and driving operational efficiency at scale.

With a strong focus on autonomous financial operations (FinOps), Optimus empowers global enterprises, fintech companies, and payment-driven businesses to modernize back-office processes, accelerate go-to-market timelines, and enhance decision-making through clean, unified financial data.

By combining AI, APIs, and no-code capabilities, we help organizations automate finance workflows, ensure accuracy, and gain complete visibility across payment channels - making Optimus a trusted partner for innovation in the fast-evolving digital payments landscape.

To know more about the organization, please visit: AI Powered Payment Reconciliation Platform | Optimus