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Case study 01 — Web / SaaS · Delivered

Colony Management System

Period
2024 – 2025
Role
Sole developer — product, backend, frontend, delivery
Stack
React · FastAPI · Supabase · PostgreSQL · Analytics

Problem

Housing-society and colony operations ran on paper ledgers: installment collections, plot finance records, and reporting were reconciled by hand. Slow, error-prone, and invisible to administrators.

Constraints

  • 01Offline-capable — connectivity in the service area is unreliable
  • 02Non-technical operators doing daily data entry
  • 03Migration path from years of paper records
  • 04Web, mobile, and desktop access from one codebase

Architecture

React clientweb · mobile · desktopOffline queuelocal writes · sync on reconnectFastAPIroles · validation · auditSupabase Postgresinstallments · finance recordsAnalyticsreal-time dashboards
Offline-first client syncing into a FastAPI + Supabase core with live analytics.

What was built

  • React frontend with offline-friendly workflows and background synchronization
  • FastAPI backend over Supabase Postgres with role-based record access
  • Installment tracking, financial records, and real-time analytics dashboards
  • Secure record handling with an audit-friendly data model

Outcome

Impact

Reduced paperwork and improved administrative transparency

Status

In daily operational use (private delivery)

All shipped systemsNext: MW Supply Platform