PowerPick — a fantasy cricket league app

03 decisions

1. 01

   One cross-platform app

   Built it in React Native, as a cross-platform app.

2. 02

   Fully serverless on Firebase

   Used a fully serverless Firebase backend.

3. 03

   Real-time leaderboards

   Leaderboards update in real time.

4. 04

   Prediction history and an admin dashboard

   Prediction history for players, and an admin dashboard for running the league.

$ ls ./case-studies

• Monolith → microservices on Google CloudLed the migration of a confidential enterprise SaaS platform from a monolith to event-driven microservices — downtime −40%, deployment time −50%.
• Healthcare API: 60s+ → ~7sModernised a confidential healthcare SaaS platform — swapped an HTTP-based backend integration for the OystEHR SDK and cut API response times from 60s+ to about 7s.
• GraphQL performance layer: +65%Improved an enterprise app's performance by 65% with GraphQL query batching and caching, and delivered a Firebase Cloud Messaging notification pipeline end to end.
• Customer health platform for a VoIP providerDesigning an internal platform for Primo Dialler, a telecoms/VoIP provider, that brings call data and carrier traffic into a single view of each customer's health.
• OpenTask — a project-management platformMy final-year project: a complete MERN project-management platform with task and milestone tracking, team coordination, and real-time chat and notifications over WebSockets.
• AI integration & frontend systemsBuilt React/TypeScript interfaces for multi-agent AI systems, integrated OpenAI to cut manual email drafting by 70%, and delivered end-to-end Firebase Cloud Messaging pipelines.