Senior Frontend Engineer

💰 ₹50,400 - ₹80,640 (Est.) 📍 New Delhi

Job Description

Job description
Senior Frontend Engineer

Experience-6+ years

Location-Delhi-NCR

Key Responsibilities

● Architect and develop complex, production-grade React and Angular applications for retirement account management, contribution workflows, and investment portfolio interfaces.

● Lead performance optimization initiatives including code splitting, lazy loading, bundle size reduction, and runtime performance tuning to achieve sub-2-second page load times.

● Design and implement server-side rendering (SSR) and client-side rendering (CSR) strategies using Next.js, balancing SEO requirements, initial load performance, and user experience.

● Own state management architecture using Redux, Zustand, or React Context, establishing patterns for global state, async data handling, and cache management.

● Develop and maintain Node.js-based Backend for Frontend (BFF) services supporting optimized data aggregation and transformation for UI consumption.

● Implement comprehensive accessibility standards (WCAG 2.1 AA/AAA) ensuring retirement platform usability for all customers including assistive technology users.

● Drive security best practices including XSS prevention, CSRF protection, secure authentication flows (OAuth2/OIDC), and CSP implementation.

● Design and implement data visualization components using Ag-Grid, D3.js, Recharts, and Chart.js for complex financial data presentation including account performance, contribution history, and asset allocation.

● Integrate real-time communication features using WebSockets and Socket.io for live market data updates and transaction notifications.

● Establish build toolchain excellence using Webpack, Vite, or Turbopack with optimized configurations for development experience and production performance.

● Lead GraphQL integration using Apollo Client including query optimization, cache strategies, and efficient data fetching patterns.

● Implement advanced data fetching strategies using React Query and SWR for server state management, optimistic updates, and background revalidation.

● Collaborate with UX designers, product managers, backend engineers, and compliance teams to deliver compliant, user-centric financial applications.

● Mentor junior and mid-level frontend engineers through code reviews, pair programming, and technical guidance.

● Drive frontend testing strategy including unit tests (Jest, React Testing Library), integration tests, E2E tests (Cypress, Playwright), and visual regression testing.

● Champion secure coding practices and participate in security reviews to prevent vulnerabilities in customer-facing applications.

Required Skills and Experience

● 6-12 years of professional frontend development experience with progressive responsibility in architecting and delivering production applications.

● Expert-level proficiency in React (Hooks, Context, Suspense, Concurrent Features) with deep understanding of component lifecycle, reconciliation, and performance optimization.

● Strong experience with Angular (preferably Angular 12+) including RxJS, dependency injection, change detection strategies, and module architecture.

● Advanced TypeScript expertise including advanced types, generics, utility types, and strict type checking configurations.

● Production experience with Next.js including SSR, SSG, ISR, API routes, and deployment optimization strategies.

● Deep expertise in state management patterns and libraries: Redux (with Redux Toolkit), Zustand, React Context, or similar solutions.

● Proven experience implementing data fetching and caching strategies using React Query, SWR, or Apollo Client for GraphQL.

● Strong command of modern CSS including CSS-in-JS solutions (styled-components, Emotion), CSS modules, Tailwind CSS, or SCSS.

● Expertise in build toolchains including Webpack, Vite, ESBuild, or Turbopack with custom configuration experience.

● Production experience with data visualization libraries: Ag-Grid Community Edition, D3.js, Recharts, Chart.js, or similar frameworks.

● Hands-on experience with real-time communication using WebSockets, Socket.io, or Server-Sent Events.

● Strong understanding of web performance optimization including Core Web Vitals, lighthouse metrics, bundle analysis, and runtime profiling. Have implemented client side analytics.

● Deep knowledge of web accessibility standards (WCAG 2.1 AA/AAA) with practical implementation experience using ARIA, semantic HTML, and keyboard navigation.

● Solid understanding of Node.js for building BFF services, API integration middleware, and server-side tooling.

● Experience with authentication and authorization patterns including OAuth2/OIDC, JWT validation, session management, and secure token storage.

● Strong grasp of frontend security including XSS prevention, CSRF protection, CSP implementation, secure cookie handling, and input sanitization.

● Proficiency with version control (Git), CI/CD pipelines, and modern development workflows.

● Experience with testing frameworks: Jest, React Testing Library, Cypress, Playwright, or similar tools.

Technical Stack

● Frameworks: React 18+, Angular 12+, Next.js 13+

● Languages: TypeScript, JavaScript (ES2026+), HTML5, CSS3

● State Management: Redux (Redux Toolkit), Zustand, React Context API

● Data Fetching: React Query, SWR, Axios, Apollo Client (GraphQL)

● Routing: React Router v6+

● Data Visualization: Ag-Grid Community Edition, D3.js, Recharts, Chart.js

● Real-time: WebSockets, Socket.io

● Build Tools: Webpack 5, Vite, ESBuild, Turbopack

● Testing: Jest, React Testing Library, Cypress, Playwright

● Backend: Node.js, Express.js (for BFF services)

● Styling: CSS Modules, styled-components, Tailwind CSS, SCSS

● Authentication: OAuth2/OIDC, JWT

● Cloud: AWS or Azure deployment experience

● Version Control: Git, GitHub/GitLab

Interested candidates share cv on [email protected]

Job Type: Full-time

Pay: ₹2,000,000.00 - ₹2,500,000.00 per year

Work Location: In person

💡 Quick Summary

Seeking a career-building opportunity? The Senior Frontend Engineer position is now open for candidates interested in the IT Engineer & Developer Jobs sector. This role in New Delhi offers a professional environment and growth potential.

Requirement Snapshot: Candidates should possess basic communication skills, a proactive attitude, and the ability to work in a team. Experience in IT Engineer & Developer Jobs is a plus.

Sponsored

Job Details

Company Name: Client of Resolink Technologies

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The expected salary for Senior Frontend Engineer in New Delhi is ₹50,400 - ₹80,640 (Est.) per month. Actual compensation may vary based on experience and negotiation.
No, Senior Frontend Engineer is an on-site position based in New Delhi. Candidates must be able to commute or relocate to this location.
Basic communication skills, a proactive attitude, and the ability to work in a team are required for Senior Frontend Engineer. Previous experience in IT Engineer & Developer Jobs is a plus. Freshers may also apply depending on the employer's requirements.
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