Case Studies

Deep dives into architectural decisions, system design tradeoffs, and outcomes.

Architecting for 200K Signups per Minute

Bitcoin India Conference Platform

The original stack (Vercel + Supabase) buckled under the load of 200K+ simultaneous signup attempts during the conference announcement. We needed to migrate to a resilient architecture without losing existing user data or changing the frontend experience significantly.

AWS LambdaAPI GatewayRedisSQSSES

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Building an Enterprise RAG Search System

GenAI-Powered Documentation Intelligence

Vanderlande's engineering teams needed to query vast technical documentation intelligently. Traditional keyword search failed on complex, context-dependent questions about system specifications, maintenance procedures, and integration guides.

JavaSpring BootDatabricksUnity CatalogAzure Functions

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Cloud

Enterprise Identity Platform Migration

Keycloak v16 to v22 on Azure

The existing Keycloak v16 deployment was running on legacy infrastructure without container support, modern security features, or proper observability. A zero-downtime migration was critical as the identity platform served all production applications.

KeycloakAzure App ServiceDockerMSSQLApplication Insights

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Web3

Designing a Compliant P2P Crypto Exchange

CryptoWala — USDT/INR On-Ramp

Building a crypto-fiat exchange in India requires navigating complex regulatory requirements — KYC/KYT compliance, travel rule adherence, custody security, and banking rail integration — while delivering a seamless user experience on mobile and web.

Node.jsExpressFlutterReactNext.js

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