Case Studies

A selection of systems, problems, and decisions from my work. The focus here is not just what was built, but what had to be solved under real constraints, live traffic, and operational pressure.

SafeToken Project

Interswitch authentication service supporting soft tokens, app tokens, and hard tokens in live payment flows.

Bulk Paycode

Improving throughput and resilience in a transaction-heavy workflow using Kafka and batch processing.

LLM Failure Analysis

A study of systematic reasoning failures and robustness gaps in AI systems.