Software Development Case Studies
Measurable full-stack software development case studies demonstrating real-world problem solving, Node.js API architecture, Next.js frontend performance, and verified business outcomes.
Featured Case Studies & Engineering Solutions
In-depth architectural breakdowns, performance trade-offs, and metrics for enterprise applications.
MSME Growth CRM & Lead Automation Platform
Production Full-Stack SaaS with Multi-Stage Pipelines, Node.js APIs & WhatsApp Triggers
Architected and engineered a comprehensive, production-ready CRM SaaS platform featuring multi-stage sales pipelines, automated WhatsApp customer engagement, role-based access control (RBAC), and operational analytics.
Enterprise AI Knowledge Mesh & RAG Pipeline
Semantic Search Engine over 10M+ Enterprise Documents with Granular RBAC
Engineered an enterprise Retrieval-Augmented Generation (RAG) platform incorporating hybrid dense-sparse vector search, streaming LLM responses, and document-level permission enforcement.
PulseFit - Cross-Platform Mobile SaaS App
End-to-End Flutter iOS & Android App with Node.js REST API Backend
Built a high-performance cross-platform Flutter mobile app for iOS and Android, backed by a Node.js Express REST API, PostgreSQL database, JWT authentication, and automated Stripe subscription billing.
OmniScale Enterprise Cloud Gateway
High-Throughput Multi-Region API Router & Microservice Mesh
Designed and implemented a multi-region API Gateway and service mesh capable of handling 50,000+ requests per second with sub-8ms routing overhead and zero-downtime blue/green deployments.
Real-Time FinTech Settlement Engine
Event-Driven Ledger System with Sub-10ms Transaction Validation
Architected an event-driven financial settlement engine with idempotent transaction processing, double-entry bookkeeping, and real-time fraud detection pipelines.
HyperDrive Design System & Micro-Frontend Mesh
Unified UI Architecture and Module Federation for 12 Enterprise Web Products
Created a zero-runtime CSS design system and module federated micro-frontend framework adopted by 80+ engineers across 12 distinct web applications.
Let's Build Your Custom Web Application
Whether you need a full-stack web app, a Node.js REST API, a Next.js SaaS MVP, an admin dashboard, or performance optimization for an existing application — I am available for freelance projects in Kerala, India, and worldwide.