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Karan Rajput

Twelve systems. Different industries and constraints. The same standard: understand the operation, ship the useful thing, keep it running.

Work

12 / PRODUCTION BUILDS
CallMissed.com interface
SYSTEM 01

CallMissed.com

AI-native CRM monorepo deployed and operated in production: 7 Next.js apps on Cloudflare Workers (marketing, dashboard, docs, API playground, status, blog) plus a FastAPI backend on Azure Central India with PostgreSQL/pgvector, LiveKit voice agents, and GitHub Actions CI/CD.

Next.js 16FastAPIAzureCloudflareLiveKitWhatsApp APIMeta Tech Provider
Open field report
Freetochat.app interface
SYSTEM 02

Freetochat.app

Production multi-model workspace on AWS and Azure with AWS SES for transactional email.

AWSAzureAWS SESCI/CDGitHub ActionsPythonReact
Open field report
Aromic Tales interface
SYSTEM 03

Aromic Tales

Production-grade luxury perfume eCommerce platform featuring a cinematic GSAP/Lenis frontend and a secure RBAC-driven FastAPI admin panel.

React 19FastAPIGSAPLenisFirestoreAI Integration
Open field report
TecnoMate interface
SYSTEM 04

TecnoMate

Production-grade electronics marketplace on AWS and Azure with AWS SES.

React 19FastAPIAWSAzureAWS SESRazorpayRAG
Open field report
OTPGod.com interface
SYSTEM 05

OTPGod.com

Full-stack project featuring secure Express.js reverse proxy to mask API keys, Firebase authentication, and optimized Vite build pipeline.

Express ProxyFirebase AuthViteTypeScriptCloud DeployCI/CD
Open field report
Modstroid.live interface
SYSTEM 06

Modstroid.live

Engineered underlying infrastructure for security and scalability.

Vercel ServerlessFirebaseExpress ProxyCashfreeInfrastructure Security
Open field report
Modzy.in interface
SYSTEM 07

Modzy.in

Modern PWA with Firebase backend integration deployed on Vercel.

FirebaseVercelPWACloud-NativeSEOPerformance
Open field report
AppCoderHub.app interface
SYSTEM 08

AppCoderHub.app

Single-page application deployed on Vercel with performance optimizations and responsive design.

VercelCDNPerformanceReact 18Cloud Deployment
Open field report
Trade Mart interface
SYSTEM 09

Trade Mart

Government-approved marketplace deployed on Render cloud platform.

RenderFlaskCloud DeploySQLiteAuthentication
Open field report
EV Charging Network Platform interface
SYSTEM 10

EV Charging Network Platform

Cloud-deployed EV charging platform on Vercel.

VercelNext.jsMaps APIPayment GatewayCloud Architecture
Open field report
Attendance Management System interface
SYSTEM 11

Attendance Management System

Full-stack application with MongoDB database, Express.js backend, and React frontend.

MongoDBExpressNode.jsFirebase HostingReact
Open field report
Vehicle Detection System interface
SYSTEM 12

Vehicle Detection System

Computer vision application using OpenCV and YOLO for real-time vehicle detection.

PythonOpenCVYOLOTensorFlowML Deployment
Open field report