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Full-stack engineering isn't just about code—it's the ENGINE of digital innovation.

From real-time Socket systems to AI-powered interactions, let's build your next big project together in 2026.

© 2026 Rajendra Pancholi

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Recent blogs

System Design Case Study — Uber (Ride-Hailing at Global Scale) | Rajendra Pancholi

Web Vulnerabilities Overview

System Design Overview

Advanced Bug Bounty Hunting Methodology

Custom Nuclei Templates in Bug Bounty Hunting

Mastering Google Dorks for Passive Reconnaissance

Identifying Tech Stacks via Session Tokens

Caching and CDN — Speeding Up Systems at Every Lay...

Databases in System Design — SQL, NoSQL, Replicati...

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System Design Case Study — Netflix (Video Streamin...

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System Design Case Study — Twitter (Social Media a...

System Design Case Study — Uber (Ride-Hailing at G...

System Design Case Study — URL Shortener (like Bit...

What is System Design?

System Design Case Study — WhatsApp (Instant Messa...

LLM Security Vulnerabilities

Clickjacking Vulnerability

Cross-Site Request Forgery (CSRF)

Host Header Injection

HTTP Request Smuggling

JWT Vulnerabilities

Prototype Pollution

Web Cache Deception

Web Cache Poisoning

Introduction to Kubernetes

Introduction to Socket-io

How to Manage Multiple GitHub Accounts on One Comp...

Mastering Web Security: Complete PortSwigger Acade...

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Updated:Apr 18, 2026

Rajendra Pancholi

System Design Case Study — URL Shortener (like Bitly or TinyURL)

System Design Case Study — Twitter (Social Media at Scale)

@ Rajendra Pancholi

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