App LogoApp name
AB

Arnab Bhattacharyya

Open to work4 years experience

Frontend Developer

Hooghly, IndiaTarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Senior Frontend Developer with 4+ years of experience in React.js, Redux, TypeScript, and Next.js.

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Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

44 skills
react.jsreact routernext.jsredux toolkittypescriptjavascripthtml5css3sasslesstailwind cssbootstrapstyled componentsrestful apisgraphqlaxiosfetchjsonwebsocketsaws s3cloudfrontamplifylambdavercelazurenode.jsexpress.jsmongodbneondbpostgresqlmysqljwtoauth 2.0firebase authgitgithubwebpackvitebabelci/cdgithub actionsjestreact testing libraryfigma

Work Experience

Web Developer

Mphasis Ltd

Oct 2021 - Nov 2023 Chennai
  • Developed enterprise insurance applications using React, Redux, and JavaScript, supporting 500,000+ users across multiple regions.
  • Configuration-driven React forms built for multilingual insurance product flows, modelling financial data across 5+ policy types.
  • Collaborated with backend teams to integrate APIs and maintain consistent data flow across complex user journeys.
  • Improved performance and reliability by debugging production issues and resolving 100+ bugs across releases.
  • Node.js async middleware and event-driven architecture collaborated on with backend teams to handle high-concurrency API requests across 500,000+ user sessions.

MERN Developer

Freelance

Jan 2024 - Present Remote
  • Full-stack e-commerce platform built with Next.js, Node.js, TypeScript, and NeonDB, Razorpay payment integration E2E.
  • Recharts-powered admin dashboard implemented for real-time analytics, order tracking, and product performance metrics.
  • React component library of 50+ reusable widgets and plugins built with Tailwind/Shadcn for scalable storefront features.
  • Async event-driven architecture applied in Node.js/Express backend, improving API response time by ~30%.
  • Core Web Vitals optimized (LCP < 2.5s) via SSR, image optimization, and route-level code splitting in Next.js.

Projects

Freelance Garments Ecommerce

ReactNext.jsNode.jsExpressNeonDBPostgreSQLRazorpayRecharts
  • Full-stack MERN-style storefront: product catalog, cart, Razorpay checkout, JWT-secured admin panel, and Recharts analytics. MongoDB-equivalent aggregation queries built in NeonDB for real-time inventory and sales reporting.

Portfolio Website

React.jsJavaScriptHTML5CSS3Tailwind CSS
  • Personal portfolio with responsive layout, smooth animation, and live project links deployed.

TaskBuddy App

Next.jsTypeScriptFirebase AuthTailwind CSS
  • Authenticated task app with Firebase Auth (token-based), real-time CRUD, scheduling, and 200+ task management workflows.

Sticky Notes App

React.jsTailwind CSS
  • Interactive notes system with archive, priority flags, and edit/delete — optimized for mobile-first responsive UX.

Leaderboard Standings

Leaderboard Position Pending

Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.

Assessment Highlights

Assessments Not Completed

Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.

AI Collaboration Score

AI Collaboration Score Pending

Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.

Role Compatibility Profile

Role Compatibility Analysis Pending

Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.

Achievements

Enterprise UI Delivery

Delivered enterprise-grade, multilingual UIs serving 500,000+ users.

Bug Resolution

Resolved 100+ bugs across releases.

About Details

Professional Bio

Senior Frontend Developer with 4+ years of experience architecting scalable, performant, and accessible web applications using React.js, Redux, TypeScript, and Next.js. Skilled in reusable component architecture, API integration, AWS deployment, and Core Web Vitals optimization.

B.Tech in B.Tech

Meghnad Saha Institute of Technology, MAKAUT, Kolkata ( - Present)

Languages: English, Hindi
Email: Locked
Arnab Bhattacharyya - Profile | Swiftcruit