Neelesh Yadav

React Native & React Developer · 3 yr 6 mos of experience

neeleshy263@gmail.com·+91 9166117663·Pune, Maharashtra, India·linkedin.com/in/neeleshyadav/·github.com/Neelesh-FS-Dev

Summary

Software Engineer (3+ years) specialising in React Native and TypeScript — shipped 10+ production apps to App Store and Google Play serving 25,000+ active users at 4.5★ average store rating. Architected real-time systems at scale (WebSocket chat sustaining 200+ concurrent sessions, low-latency live A/V via ZEGOCLOUD and Zoom Video SDK) and drove a 40% render-performance gain through profiling, memoisation, and architectural cleanup. Led React Native version migrations (0.72 → 0.81 + New Architecture), modernised native layers (Java → Kotlin, Objective-C → Swift), built CI/CD on GitHub Actions cutting deployment time 60%, and mentored 100+ engineers across cross-functional teams.

Skills

Mobile (React Native)React Native · JavaScript ES6+ · TypeScript · New Architecture · Native Modules · iOS (Xcode) · Android Studio
Web (React)React.js · Vite · Tailwind CSS · HTML5 · CSS3
State ManagementRedux Toolkit · Context API · Zustand · MMKV · AsyncStorage
UI & AnimationReact Native Reanimated · Lottie · Gesture Handler · Styled Components · Pixel-perfect UI
Web Styling & UITailwind CSS · Styled Components · Framer Motion · Radix UI · Shadcn/UI
Backend & APIsREST APIs · GraphQL · WebSocket · Firebase Auth · Firestore · Cloud Functions · Node.js · Strapi
Cloud & DevOpsAWS S3 & Lambda · GCP · Firebase Suite · GitHub Actions · CI/CD · Vercel · App Store · Play Store
Tools & WorkflowGit · GitHub · Postman · Figma · Flipper · Xcode · Android Studio · Agile / Scrum

Experience

React Native Developer
Sep 2023 – Present
EC Info Solutions Pvt. Ltd. · Pune, Maharashtra
React Native · Redux Toolkit · TypeScript · iOS / Android · React Native Reanimated · WebSocket · Firebase · Shopify API · Zoom Video SDK · ZEGOCLOUD · react-native-iap · React.js · Next.js · Vite · Tailwind CSS
  • Shipped 7 production React Native apps (Soul33, Yoke Yoga, Barva, Netra's Organic, CultureMax, Flairish Hobbyist + Instructor) serving 25,000+ active users at 4.5★ average store rating — owned full delivery cycle from architecture to App Store / Play Store release
  • Architected real-time group chat for Soul33 over WebSockets — sustained 200+ concurrent sessions with swipe-to-reply, typing indicators, read receipts, and audio messages across iOS and Android
  • Built a full audio engine on react-native-track-player — background playback, mini-player overlay, offline progress sync via AsyncStorage, and S3 voice upload with on-device waveform visualisation
  • Integrated ZEGOCLOUD live-streaming stack for Yoke Yoga (Live UIKit + ZIM chat + Express Engine A/V) — host/audience role management, low-latency video, viewer-count and stream-quality controls
  • Implemented real-time AR lipstick try-on for Barva using VisionCamera — cross-platform virtual makeup pipeline with zero native AR-SDK dependency
  • Delivered Flairish two-sided hobby-learning marketplace as twin RN 0.78 / React 19 apps (Hobbyist + Instructor) — Zoom Video SDK 2.2.0 for 1:1 live sessions with screen + camera sharing, native WebSocket chat with freeze / block flows, react-native-iap memberships, and Apple Sign-In + Google 14.x + OTP via international phone picker
  • Led React Native upgrades across the portfolio — 0.72 → 0.79 (Yoke), 0.81 + New Architecture (CultureMax, Barva) — with zero production regressions on iOS or Android
  • Modernised CultureMax's native layer end-to-end — migrated Android Java → Kotlin and iOS Objective-C → Swift, unblocking RN New Architecture adoption
  • Delivered complete Shopify Storefront API integration across two commerce apps (Barva, Netra's Organic) — products, variants, collections, cart, checkout, customer auth, and order history
  • Reduced component re-renders by 40% via React.memo / useMemo / useCallback profiling — drove sustained 60fps FlatList scroll on mid-tier Android hardware
  • Built GitHub Actions CI/CD pipelines for iOS + Android — cut manual deployment time 60% and maintained version parity across all 7 apps and both platforms
  • Mentored 5+ junior engineers on Redux architecture, TypeScript patterns, and RN performance — accelerated sprint delivery and code-review turnaround
Full-Stack Developer
Jan 2023 – Aug 2023
The Special Character Pvt. Ltd. · Ahmedabad, Gujarat
React.js · Next.js · Tailwind CSS · JWT · Node.js · MySQL
  • Designed and shipped a Next.js + Tailwind digital business-card SaaS — served 10,000+ concurrent users at 95+ Google PageSpeed across every device class
  • Implemented JWT authentication with refresh-token rotation — handled 5,000+ daily sessions at 99.9% security-audit compliance
  • Integrated payment-gateway pipeline processing ₹1L+ monthly transactions at 99.7% success rate — included webhook verification and idempotent failure handling
  • Cut MySQL average response time 50% (800ms → 400ms) via query restructuring, indexing strategy, and application-level caching
  • Reduced CSS bundle 30% with Tailwind JIT + component-level purging across 15+ responsive breakpoints
  • Delivered corporate React Native + Flutter training to 50+ engineers — state management, navigation patterns, performance optimisation; raised team proficiency 40% (internal assessment)
  • Built automated test suites to 85% code coverage — drove production bug reports down 40% within two sprint cycles
President — ISTE Students' Chapter
Dec 2021 – Jan 2023
Institute of Technology, Nirma University · Ahmedabad, Gujarat
  • Elected President (2021–22) of the 500+ member ISTE chapter after two years as Executive Member — owned technical-education strategy and chapter operations
  • Organised 10+ hackathons, workshops, and industry speaker sessions — featured engineers from Infosys, TCS, and regional startups
  • Led 50+ member volunteer team with full P&L ownership — budgeting, event execution, and sponsor relationships
  • Secured industry sponsorships providing chapter members with networking, internship referrals, and project opportunities
Web Developer — Internship
Jun 2022 – Jul 2022
Maxgen Technologies Pvt. Ltd. · Ahmedabad, Gujarat
HTML5 · CSS3 · JavaScript · PHP · MySQL
  • Built a full e-commerce platform for Green Agri Company — product listings, categories, and checkout covering vegetables, fruits, seeds & agri products
  • Developed secure customer registration, login, and session management with PHP backend and MySQL using prepared statements to prevent SQL injection
  • Created an SQL-based admin dashboard for inventory management, order tracking, and token approval workflows
  • Delivered fully responsive, cross-device UI across desktop and mobile without any CSS framework — pure HTML5 & CSS3

Education

Bachelor of Technology — Computer Science Engineering
Jul 2019 – June 2023
Institute of Technology, Nirma University · Ahmedabad, Gujarat
Key coursework: Data Structures & Algorithms · Operating Systems · Database Management Systems · Computer Networks · Object-Oriented Programming · Web Technologies · Software Engineering · Mobile Application Development

Certifications

  • Algorithmic Toolbox — Coursera / UC San Diego · Nov 2021 · ID XTNMD5CG83VY
  • Programming for Everybody (Python) — Coursera / University of Michigan · Oct 2020 · ID FMYUVTTL22PK
  • React Native — Professional — Self / Professional · 2023
  • JavaScript ES6+ Advanced — Self / Professional · 2022