Experience

Building cross-venue arbitrage tooling and execution systems for prediction markets at Gemini.

• Built a real-time arbitrage signal engine aggregating pricing across multiple prediction market venues to surface actionable mispricings
• Engineered execution and position systems supporting continuous contract flow across active markets

Shipped backend features across Gemini's exchange and consumer credit products in Go and Scala.

• Built Scala REST API integrations and Webhook event pipelines across the credit card platform
• Delivered a third-party integration in Scala that drove a 30% lift in card spend

Delivered full-stack analytics dashboards with React, Node.js, and Python for real-time executive decision-making. Optimized backend services and built automated test coverage.

• Reduced API response times 25% and server costs 15% under peak load
• Cut production bugs 30% via automated testing with Jest and Selenium

Built a high-throughput logging microservice in Java and AWS Lambda processing 20M+ events/day, cutting debugging time across multiple engineering teams.

• Processed 20M+ events/day, reducing internal debugging time 35%
• Improved log retrieval latency 60% under peak load via DynamoDB and S3 integration