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Under NDA

High-volume transaction system

Backend work on a platform that moves money at scale.

Overview

At App Infotech I contributed to a system that handles a high volume of money transactions. My focus was the backend: data models that stay consistent under concurrency, queries that stay fast as tables grow, and code paths tuned for throughput. Details are under NDA.

Highlights

  • Database structure and indexing work to keep hot paths fast
  • Code-level optimisation for throughput and reliability
This work is under a non-disclosure agreement, so code, names and screenshots aren't public. Happy to talk through the approach in conversation.