Zafin

Highlights

• Led a team of 8 engineers: planned epics, shipped hotfixes, delegated work.
• Designed REST APIs for program enrollment and reward preferences.
• Integrated over Kafka (real-time streaming), REST, and SFTP file exchange.
• Tripled throughput by splitting the system into decoupled, asynchronous processing stages.
• Built idempotent, fault-tolerant batch services and supported production to SLA.
• Ran 40+ engineering interviews and helped with onboarding.