Freelance Fintech Programmer: 1-Day Webhook Dead-Letter Queue & Replay Dashboard
⚡ Book a 1-Day Programming Sprint ($100 USD via Polar or Rp 1.000.000 via Xendit QRIS & Virtual Account): Prefer not to set up an Upwork contract? State your programming requirement at https://www.aldianfazrihady.com/en-us/1-day-service/ (or /id/1-day-service/ for Bahasa Indonesia). We verify 1-day feasibility immediately, unlock checkout via Polar ($100 USD) or Xendit Live (IDR 1,000,000 QRIS / BCA / Mandiri / BNI / BRI / BSI / Permata / CIMB Virtual Account), and start working as soon as payment is confirmed!
By Aldian Fazrihady — Senior Freelance Programmer, Full Stack Developer & AI Application Engineer (Upwork Profile | $100 USD / Rp 1M 1-Day Programming Service).
1. Instant 1-Day Scope Verification & Checkout ($100 USD Polar / Rp 1M Xendit QRIS)
Submit your requirement in Polar, Xendit, Webhooks at /en-us/1-day-service/ (or /id/1-day-service/). Once accepted for 1-day delivery, pay $100 USD via Polar or IDR 1,000,000 via Xendit Live (QRIS & Virtual Accounts: BCA, Mandiri, BNI, BRI, BSI, Permata, CIMB Niaga) and work begins immediately.
2. Verified Production Delivery
- Syntax-checked, type-verified, and tested production code.
- Idempotent API/webhook handling and zero-downtime deployment documentation.