Engineering Case Studies & System Deep Dives | Vinoth S

Client Project

From Social Media Success to a Brand-Ready Portfolio: Building Krithika Krishna's Digital Presence

From Social Media Success to a Brand-Ready Portfolio Social media can build an audience. But when it comes to working…

Next.jsReactJavaScript+4

featured

Razorpay Webhook Reliability at Srimaccafes

> Building idempotent payment webhook handlers that survive network retries, race conditions, and duplicate delivery…

RazorpayPaymentsWebhooks+6

Security & Encryption

End-to-End Encryption Without a Key Server

End-to-End Encryption Without a Key Server How I built a secure data vault where sensitive information is encrypted…

Node.jsJavaScriptAES-256-GCM+4

client

Srimaccafes: E-Commerce for a Waffle cup — Caching, Payments & Admin UX

Overview Srimaccafes is a production e-commerce platform built for a specialty waffle cup. The project required…

Next.jsTypeScriptMongoDB+3

personal

My Data Manager: Zero-Trust Encryption with Node.js Crypto

Overview My Data Manager is a self-hosted encrypted data vault built on a zero-trust architecture — the server can…

Node.jsExpress.jsMongoDB+2

personal

Share Me: Ephemeral File Sharing with 4-Digit Codes

Overview Share Me is a no-signup file and text sharing platform that uses 4-digit codes for retrieval, MongoDB TTL…

Next.jsNode.jsMongoDB+1

featured

Email Assistant: Phishing & Spam Detection Platform (In Development)

Overview Email Assistant is an in-development email analysis platform that detects phishing attempts, tracks sender…

Next.jsNode.jsAI/NLP+2

Case Studies

SpendWise: AI-Powered Personal Finance with Structured Validation

From Social Media Success to a Brand-Ready Portfolio: Building Krithika Krishna's Digital Presence

Razorpay Webhook Reliability at Srimaccafes

End-to-End Encryption Without a Key Server

Srimaccafes: E-Commerce for a Waffle cup — Caching, Payments & Admin UX

My Data Manager: Zero-Trust Encryption with Node.js Crypto

Share Me: Ephemeral File Sharing with 4-Digit Codes

Email Assistant: Phishing & Spam Detection Platform (In Development)

Projects

Blog

Case Studies

SpendWise: AI-Powered Personal Finance with Structured Validation

From Social Media Success to a Brand-Ready Portfolio: Building Krithika Krishna's Digital Presence

Razorpay Webhook Reliability at Srimaccafes

End-to-End Encryption Without a Key Server

Srimaccafes: E-Commerce for a Waffle cup — Caching, Payments & Admin UX

My Data Manager: Zero-Trust Encryption with Node.js Crypto

Share Me: Ephemeral File Sharing with 4-Digit Codes

Email Assistant: Phishing & Spam Detection Platform (In Development)

Projects

Blog