Backend & Platform Engineer

Priya Nandakumar

I build payment systems that stay fast and correct as traffic grows.

See case studies

Selected case studies

  • Ledger Rewrite

    Volta 2026

    Rebuilt the double-entry ledger as an event-sourced service; reconciliation lag -94%.

  • Settlement Pipeline

    Karta 2025

    Re-architected batch settlement into a streaming pipeline clearing 4.2M payouts/day.

  • Idempotency Gateway

    Northbeam 2025

    Built a dedup gateway eliminating duplicate charges across 9 services.

  • Personal infra v4

    — 2026

    Yes, my own homelab finally has proper observability too.

About

I'm a backend and platform engineer with nine years building high-throughput payment and ledger systems. I care about correctness, idempotency, and clean failure modes under load. I'm available for a small number of engagements in 2026.

Get in touch