Ajay Upreti ๐Ÿš€

Frontend Engineer

Gurgaon, Haryana, India9 yrs 8 mos experience
Most Likely To SwitchHighly Stable

Key Highlights

  • Led frontend team for 5M+ monthly active users.
  • Reduced page load time by 40% and bundle size by 35%.
  • Implemented CI/CD pipeline for 60% faster deployment.
Stackforce AI infers this person is a Frontend Engineering expert in the Healthcare sector with a focus on scalable systems.

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Skills

Core Skills

ReactNext.js

Other Skills

Angular 5Back-End Web DevelopmentBlockchainBootstrapCC (Programming Language)C++CSS3Cascading Style Sheets (CSS)CommunicationData StructuresDebuggingExpress.jsFront-end DevelopmentFront-end Engineering

About

๐Ÿš€ FRONTEND TECH LEAD | SENIOR ENGINEER | 8+ Years Building Enterprise Products ๐Ÿ’ผ LEADERSHIP & TEAM BUILDING โ€ข Leading & mentoring frontend teams | Code reviews & technical guidance โ€ข Team collaboration, knowledge sharing & professional development โ€ข Hiring, onboarding & performance culture ๐ŸŽฏ CORE EXPERTISE (FRONTEND LEAD) โœ“ React 18+ & Next.js Architecture | TypeScript | Full-Stack โœ“ Design Systems & Component Architecture | UI/UX Patterns โœ“ Scalable Frontend Architecture | Microservices & Module Federation โœ“ Performance Optimization (Core Web Vitals, Lighthouse, Bundle Analysis) โœ“ State Management (Redux, Recoil, Context) | RxJS & Async Patterns โœ“ Testing Strategy (Jest, Vitest, Cypress) | QA Collaboration โœ“ CI/CD Pipelines, Git Workflows & DevOps Integration โœ“ API Integration (REST, GraphQL) | Security & CSRF Protection โœ“ Accessibility (a11y) & SEO Best Practices โœ“ Code Quality, Linting & Standards Enforcement ๐Ÿ“Š PROVEN IMPACT โœ“ Led frontend team for 5M+ monthly active users โœ“ Reduced page load time by 40% & bundle size by 35% โœ“ Improved Core Web Vitals scores (LCP, FID, CLS) โœ“ Reduced deployment errors by 50% via Git workflow optimization โœ“ Mentored 3+ developers | Reviewed 200+ PRs | Unblocked teams โœ“ Spearheaded jQuery โ†’ React TypeScript migration โœ“ Implemented CI/CD pipeline (60% faster deployment) โœ“ Built reusable component library (30% faster development) ๐Ÿ› ๏ธ TECH STACK React | Next.js | TypeScript | Node.js | Redux | Recoil | RxJS | GraphQL | Jest | Vitest | Cypress | Design Systems | Webpack ๐Ÿค– AI-DRIVEN ENGINEERING Using AI tools (Cursor, Copilot, Gemini) to accelerate development & optimize workflows without compromising code quality. ๐Ÿค OPEN FOR โ†’ Frontend Lead / Tech Lead positions โ†’ Senior Frontend Engineer roles with leadership โ†’ Frontend Architect / Engineering Manager transitions โ†’ Architecture Consulting & Mentorship Let's connect on scalable frontend systems & leading technical initiatives!

Experience

9 yrs 8 mos
Total Experience
1 yr 11 mos
Average Tenure
4 yrs 1 mo
Current Experience

Tata 1mg

2 roles

SDE III

Promoted

May 2024 โ€“ Present ยท 2 yrs 1 mo

  • Lead frontend engineering for OPD reimbursement & corporate wallet features. Architected & optimized performance for products serving 5M+ monthly users.
  • Key achievements:
  • Architected scalable frontend systems reducing page load time by 40%
  • Mentored 3+ junior developers & reviewed 200+ PRs
  • Spearheaded migration from legacy jQuery to React TypeScript
  • Reduced bundle size by 35% through code-splitting & tree-shaking
  • Implemented comprehensive CI/CD pipeline reducing deployment time by 60%
  • Tech stack: React 18, Next.js, TypeScript, Node.js, Redux, RxJS, GraphQL
  • Leveraged AI tools (Cursor, Copilot) for accelerated development & debugging
ReactNext.jsTypeScriptNode.jsReduxRxJS+1

SDE II

May 2022 โ€“ May 2024 ยท 2 yrs

Publicis sapient

Senior Software Engineer

May 2021 โ€“ May 2022 ยท 1 yr ยท Gurugram, Haryana, India ยท Remote

Capgemini engineering

Senior Software Engineer

Dec 2018 โ€“ May 2021 ยท 2 yrs 5 mos ยท Gurugram, Haryana, India

  • Collaborated with backend developers to design and implement a modular and scalable frontend architecture, facilitating the integration of new features and reducing development time by 20%.
  • Streamlined the team's Git workflow, reducing code conflicts and deployment errors by 50%, leading to smoother development processes.

Crownstack

Web Application Developer

May 2017 โ€“ Dec 2018 ยท 1 yr 7 mos ยท Gurgaon, India ยท On-site

  • Worked on creating multiple web apps from scratch using angular & RxJS.
  • Mastered and implemented CSS frameworks like Bootstrap and Material-UI to create pixel-perfect, responsive web applications.

Talkcharge

Frontend Developer

Sep 2016 โ€“ Apr 2017 ยท 7 mos ยท Gurgaon, India

  • Worked on creating a web app product from scratch using javascript.

Education

Graphic Era Hill University

Bachelor of Technology - BTech โ€” Computer Science

Jan 2012 โ€“ Jan 2016

Army Public School Clement town

12th โ€” Physical Sciences

Jan 2011 โ€“ Jan 2012

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