—·Professional Work
DRC miners often wait weeks for fair payment with no proof of ore quality. PowerLink Mining is an offline-first PWA with AI ore verification, M-Pesa and Airtel payouts, and Celo chain-of-custody on AWS SAM in af-south-1.
Dec 2025 - May 2026
Field platform connecting Congo miners to fair markets at Wamo. Ore intakes include geofencing and fraud checks. AI verifies quality from variable field photos. Mobile-money payouts run idempotently via M-Pesa and Airtel webhooks with DLQ retries. Celo Merkle anchoring produces tamper-evident custody records. The PWA uses IndexedDB and service workers for 2G/3G reliability with French, Swahili, and Lingala UI.
Full-stack ownership on PWA frontend and serverless payment/intake services for field operations in low-bandwidth regions.
Ore intake flows with geofencing, AI quality verification, idempotent mobile-money payment integration, offline sync reconciliation, and multi-language UI across three locales.
PE firms lose billable hours to manual timesheet entry and scattered calendar data. BillPilot syncs Google and Microsoft calendars, runs approval workflows, and generates rate-based invoices from a multi-tenant AWS SAM backend.
Cattle health records still live in paper notebooks across LATAM farms. Cattle Verify digitizes RFID field encounters, QR packaging traceability, and immutable compliance exports in a Capacitor PWA with 90%+ offline usage.
Women's sports schedules and scores are scattered across leagues and apps. WOW Sports pulls WNBA, NWSL, and EBWSL data into one pnpm monorepo: Next.js web, Expo mobile, and Effect-based ingest on DigitalOcean.
Check out the live demo or explore the source code.