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Prem Raj - Full Stack Engineer
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Full Stack Engineer
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Building fast, reliable web applications and backends.

Full-stack engineer specializing in Next.js, microservices, and event-driven architecture. I bridge high-performance backend engineering with refined, product-level UI/UX.

Full-Stack Development
Payment Integrations
APIs & System Architecture
Signature ElementProjects

Featured Work & Applications

A selection of full-stack web applications, real-time tools, and software projects I have engineered.

PhysioBuddies — Healthcare SaaS Platform - Prem Raj Portfolio
Project 01

PhysioBuddies — Healthcare SaaS Platform

Multi-tenant healthcare SaaS engineered for patient management and recovery tracking. Designed database isolation and indexed MongoDB query pipelines to reduce response latencies down to <50ms for practitioner analytics.

MERN StackTypeScriptMongoDB IndexingMulti-TenantExpress
Live DemoSource Code
Real-Time Multiplayer Chess Platform - Prem Raj Portfolio
Project 02

Real-Time Multiplayer Chess Platform

Built a real-time state synchronization engine over WebSockets handling chess move validation, live clocks, and pub/sub match updates with sub-50ms latency and zero re-render flickering.

ReactWebSocketsPub/SubNode.jsTypeScript
Live DemoSource Code
School ERP — Institutional Management System - Prem Raj Portfolio
Project 03

School ERP — Institutional Management System

A comprehensive mono-repo School ERP system built for organizations, featuring Attendance Management, Fee Management, Academic Management, Exam Management, and Result Declaration — all from a unified admin dashboard with role-based access for admins, teachers, students, and parents.

Mono RepoMERN StackRBACERP SystemTypeScript
Live DemoSource Code
Prem Raj Architecture & Tech StackSkills & Architecture

Technical Stack & Skills

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Frontend Engineering

Building pixel-perfect, interactive web apps that look great on any device.

ReactNext.jsTailwindMotion
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Client Layer
Web AppReact & Next.js
Mobile AppiOS & Android
Admin DashboardControl Panel
Entry Gateway
Icon-Architecture/64/Arch_ Amazon-API-Gateway_64
API GatewayReverse Proxy & Rate Limit
Auth ServiceOAuth 2.0 & JWT
Service Mesh
User ServiceProfile & Roles
Order ServiceOrder Lifecycle
Payment ServiceTransactions
NotificationPush & Email
Data & Infra
Primary DBPostgreSQL ACID
In-Memory CacheRedis Sessions
Event BusKafka Streaming

Backend Architecture

Creating the secure logic and fast APIs that power your application behind the scenes.

Node.jsPostgresAuthSecurity
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Source & IaC
Git PushGitHub Actions
TerraformInfra as Code
CI/CD Engine
DockerOCI Image Build
Automated Test148/148 Passed
Edge & Security
Cloudflare WAFDDoS Protection
NGINX IngressTLS 1.3 SSL
Cloud & Ops
AWS EKSK8s Cluster
Vercel EdgeGlobal CDN
Prometheus99.99% SLA

Cloud & DevOps

Ensuring your website stays online, secure, and runs smoothly 24/7.

AWSVercelDockerCI/CD
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Next.js AppReact Frontend
Mobile AppiOS & Android
API GatewayNode.js & OAuth 2.0
Redis CacheSession & Rate Limit
Analytics & MailGA4 & SendGrid
RRazorpay
Razorpay APICheckout & Webhooks
Stripe & WorkerSubscriptions & Sync

Integrations

Seamlessly connecting payments, analytics, and external tools to your business.

StripeRazorpayRedisGoogle Analytics
Available for Opportunities

Let's Build Your Next Engineering System

Whether you need a scalable microservices foundation, an AI SaaS platform built from scratch, or a high-performance web product—let's talk.

web.premraj@gmail.com
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