Real systems shipped over 15+ years — reactive billing platforms, federal grant systems, brokerage integrations, and Olympic-scale infrastructure.
The visual operating system for distributed teams — a timezone grid showing every teammate's day/night and work cycles at a glance, with a Golden Hour Finder that scores fairness across everyone's schedule to suggest meeting times nobody has to take at 3 AM.
A Chrome extension that transforms every new tab into a source of daily inspiration, surfacing a fresh affirmation each time you open a tab.
An AI architecture diagram generator for engineers — turns a plain-language system description into a clean, shareable architecture diagram.
With Daniel Mohanrao. A source-anchored, evolving online book on AI engineering, where every claim links to the exact conference-talk video and timestamp it came from.
An AI-driven platform matching companies with government contracts, leveraging machine learning and natural language processing to surface high-fit opportunities from thousands of federal solicitations.
Technical Lead across the Discovery and MVP phases of a federal Grant Management System for the IRS, translating complex compliance requirements into a reactive service architecture.
Solution Architect for brokerage integration with DriveWealth, bridging AWS SQS events into Kafka and building a notification service on Azure Cloud for real-time trade updates.
Led the migration of donation payment processing from CyberSource to Braintree/PayPal, ensuring a clean cutover for a high-volume nonprofit payment platform.
Team Lead and Solution Architect building a microservice-based billing product from the ground up — a custom Spring Cloud API Gateway, Keycloak SSO, Kafka event streaming, and reactive R2DBC data access.
Head Architect leading a 20-engineer team building a microservices-based education platform, including payment processing and webhook integrations for third-party partners.
Led integration of React widgets with the Java backend during Sberbank.ru's migration to the BackBase platform, resolving a critical UC2GET blocker that unblocked the full rollout.
Supported mission-critical IT infrastructure for the Sochi 2014 Olympic and Paralympic Games, building automation for package deployment and Identity Management — earning two Silver Accolade Awards.
Migrated internal enterprise reporting tools from the Struts framework to Google Web Toolkit (GWT), modernizing a Java 1.6-era codebase while maintaining Oracle/XSQL data integrations.