~/work/kolektaProduct engineer
Kolekta
06 / 27
Project · 06 / 27
Kolekta
Product engineer
Status · technical prototype
Mobile-first collection and lending ledger for Philippine informal or small lending operations.
Impact
Built correctness-focused money, amortization, collection, and penalty workflows across collector and operator surfaces.
Outcomes
- Borrowers, products, origination, statements, collections, and dashboard.
- Collector PWA, operator panel, and subscription gating.
- SQL penalty accrual with TypeScript parity and server-side role-change guards.
Context
Small lending operations need a reliable mobile ledger with explainable calculations.
Constraints
- Money correctness
- Role boundaries
- Mobile collection workflows
Architecture
- Amortization engine
- Collector PWA and operator panel
- Supabase RLS
- SQL and TypeScript penalty parity
Quality gates
- Vitest
- Property-based testing
- Playwright E2E
- RLS guards
Known gaps
- No market-adoption or revenue claims
Stack
- TypeScript
- Next.js
- Supabase
- PostgreSQL
- RLS
- Vitest
- Playwright