React Technical Lead

React Technical Lead / Senior Frontend Engineer Role Summary We are looking for an experienced React Technical Lead / Senior Frontend Engineer to provide hands-on technical leadership across enterprise application development, frontend modernization, API integration, and cloud transformation initiatives. The ideal candidate will have strong expertise in React.js, TypeScript, modern frontend architecture, enterprise API integration, performance optimization, security, accessibility, and frontend engineering best practices. This is a hands-on technical leadership role requiring both development expertise and the ability to mentor engineers and drive technical decisions. Key Responsibilities Lead the design and hands-on development of scalable React.js and TypeScript applications. Define reusable frontend architecture, component strategies, and engineering standards. Modernize legacy web applications to modern React-based architectures. Develop responsive, accessible, secure, and high-performance user interfaces. Build reusable components and support design-system practices. Integrate frontend applications with REST APIs, .NET/ASP.NET Core services, and enterprise backend systems. Collaborate with Solution Architects, .NET/API teams, QA, DevOps, and client stakeholders. Perform code reviews, debugging, refactoring, performance optimization, and production issue resolution. Drive automated testing, CI/CD practices, quality gates, and frontend engineering improvements. Mentor frontend engineers and provide technical guidance. Support technical planning, estimation, architecture reviews, risk identification, and dependency management. Mandatory Technical Skills Frontend: React.js, TypeScript, JavaScript/ES6+, HTML5, CSS3, React Hooks, React Router, responsive design, reusable component architecture. State & Architecture: Redux Toolkit or equivalent, Context API, React Query/TanStack Query, reusable hooks, feature-based architecture, error handling, and authorization-aware UI design. API & Security: REST APIs, JSON, Axios/Fetch, OAuth 2.0, OpenID Connect, JWT, secure token/session handling, API error handling, Swagger/OpenAPI, and .NET/ASP.NET Core API integration. Testing & Quality: Jest, React Testing Library, unit/component/integration testing, Playwright or Cypress, mocking, code coverage, static analysis, and quality gates. SonarQube is desirable. DevOps & Cloud: Git, Azure DevOps, CI/CD, npm/yarn/pnpm, Azure-hosted applications, Application Insights/Azure Monitor. Experience with Azure App Service, Static Web Apps, API Management, Front Door/CDN, Docker, or GitHub Actions is desirable. UI/UX, Accessibility & Security Strong understanding of responsive and mobile-first development. Ability to convert Figma designs into production-ready React applications. Knowledge of WCAG 2.1/2.2, semantic HTML, keyboard navigation, and cross-browser compatibility. Understanding of OWASP Top 10, XSS, CSRF, clickjacking, injection prevention, CSP, secure authentication, and dependency security. Experience addressing SAST/DAST findings, VAPT issues, and frontend security defects. Frontend Modernization Experience migrating legacy JavaScript, jQuery, Angular, or older React applications to modern React. Componentization of monolithic applications and development of reusable component libraries. Modernization of build/deployment pipelines, API integrations, accessibility, and frontend performance. Strong experience in refactoring and technical debt reduction. Leadership & Professional Skills 6+ years of experience as a Senior Frontend Engineer, React Lead, Technical Lead, or Frontend Architect. Strong technical leadership, problem-solving, and analytical skills. Experience leading frontend developers across design, development, testing, and deployment. Strong client-facing communication and stakeholder management. Ability to translate business and UX requirements into technical solutions. Experience with Agile/Scrum, technical documentation, risk management, and architectural decision-making. Preferred Skills Micro-frontends/Module Federation, Next.js, Storybook, Material UI/Ant Design, Tailwind CSS, Docker, Kubernetes, GraphQL, WebSockets, PWA, Node.js, and advanced Azure services. Domain Experience Experience in Insurance, BFSI, financial services, or other regulated enterprise environments is strongly preferred. Experience with large-scale customer-facing portals, workflow-driven applications, role-based user journeys, and complex enterprise integrations is an advantage. Education Bachelor’s degree in Computer Science, Information Technology, Engineering, or a related discipline. Master’s degree or relevant professional certification is an advantage.