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MERN · Next.js · AWS · Real-time Systems

Pavan Kumar R — Full Stack Developer.

Building production-grade systems that scale to 5K+ users. From real-time ERP platforms to multi-site CMS architectures — turning complex requirements into elegant, performant solutions.

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01 · Projects

Things I've Built

Real-time Platform · Featured

LezzGo — Meetup Platform

An event-driven social platform engineered for scale. Live location tracking, Socket.io-based real-time communication, personalized feeds, automated notifications, and group expense management — all running under heavy concurrent load.

5K+ Active UsersLow-latency I/OSocket.io
Node.jsReact.jsSocket.ioMongoDBRedisAWS
Concurrent Users5K+
Real-time Latency~12ms
Core FeaturesCRUD + Feed + Notify
ERP System

Carat Years

Diamond factory ERP with a real-time auto-pricing engine driven by carat, shape, and live metal rates via external APIs — completely eliminating manual price updates and improving accuracy across the board.

Auto-pricing Engine0 Manual Updates
React.jsNode.jsExpressMongoDBExternal APIsAWS
CMS Platform

NBTC Multi-Site CMS

No-code, template-driven platform managing 8 websites (1 main + 7 branches). Enables non-technical users to create and publish full sites independently, with 35–45% improved load times via Redux optimization and lazy loading.

8 Sites Managed35-45% Faster Load
React.jsReduxNode.jsMongoDBLazy Loading
E-Commerce

Namma Mart

Production-ready full-stack e-commerce platform with Razorpay payment integration, JWT auth, Redux state management, email verification via ZeroBounce, and OTP-based password recovery using Next.js + TypeScript.

Razorpay PaymentsFull Auth Flow
Next.jsTypeScriptTailwindShadCNRazorpayRedis
Live Streaming Platform · Internship

TradeShow

Real-time product showcase platform with live streaming visuals, dynamic banners, and targeted in-app promotions. Built event-driven UI systems in React.js with animated overlays; AWS OBS for scalable media delivery.

Live StreamingAWS OBS
React.jsNode.jsExpressAWS OBSWebSockets
02 · Skills

Tech Arsenal

Languages
JavaScriptTypeScriptPythonHTMLCSS
Frontend
React.jsNext.jsRedux ToolkitTailwind CSSShadCN UIChakra UICloudinary
Backend
Node.jsExpress.jsSocket.ioWebSocketsRESTful APIsFlaskMulter
Cloud & Infra
AWS EC2AWS S3CloudFrontRoute 53RDSIAM / VPCALB / ASGCloudWatchSNSEFSTerraformAnsible
Databases
MongoDBRedisMongoose
DevOps & Tools
DockerGitHub ActionsNginxPM2Linux CLIGitPostmanFirebase AuthAuth.jsJWT
03 · Experience

Work History

06/2025 – 08/2025 · Bangalore

Full Stack Intern

Morphius AI ↗
  • Architected and launched TradeShow, a real-time product showcase platform with live streaming, dynamic banners, and targeted in-app promotions for live trade events.
  • Built event-driven UI systems in React.js with live product updates, animated displays, and promotional overlays — improving session retention.
  • Integrated AWS OBS for scalable media storage and low-latency content delivery; developed fullstack features using Node.js and Express.js.
08/2025 – 04/2026 · Bangalore

Full Stack Developer

Connectia Technology ↗
  • Carat Years: Engineered a diamond factory ERP with a real-time auto-pricing engine based on carat, shape, and live metal rates via external APIs — eliminating manual price updates and improving accuracy.
  • Built a high-volume Excel-to-JSON data pipeline with validation, transformation, and error reporting — processing 500+ records per upload with multi-variant product structures.
  • Led AWS cloud migration with zero downtime and delivered frontend performance optimizations, ensuring seamless production availability.
  • NBTC Multi-Site CMS: Built a no-code, template-driven platform managing 8 websites, enabling non-technical users to create and publish sites independently.
  • Implemented Redux for state management, reduced redundant API calls, and introduced lazy loading — improving page load time by ~35–45%.
  • Developed a fully API-driven CMS with dynamic content and high-quality media handling — zero hardcoded data.
  • LezzGo: Engineered a real-time meetup platform handling 5K+ users with live location tracking and Socket.io-based communication.
  • Built social features with full CRUD operations, personalized feeds, automated notifications, and group expense management.
04 · Education

Academic Background

Bachelor of Engineering in Information Science

B.M. Sreenivasaiah College of Engineering

02/2023 – 06/2025 · BangaloreCGPA 7.65

Diploma in Mechanical Engineering

KS Polytechnic

08/2019 – 10/2022 · Bangalore73.2%