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.

Roles & Responsibilities

- 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.
- Robust 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

📌 Lead Frontend Developer (Maharashtra)
🏢 Optimus Fintech
📍 Maharashtra