Open Source
upsert
A Spring Data JPA extension that adds native upsert operations. Supports PostgreSQL (ON CONFLICT) and MySQL (ON DUPLICATE KEY), with batch operations, conditional upserts using version comparisons, and custom JSON type mappings. Configuration via method name parsing — just define upsertOnUsername() in your repository interface.
pushpin-missing-toolbox
A management layer for scaling Pushpin real-time infrastructure. Includes a Spring Boot server for load balancing and health monitoring across multiple Pushpin instances, service discovery for AWS and Kubernetes, and security modules (JWT, HMAC, rate limiting). Available on Maven Central.
Satirical Billionaire Diaries
AI-generated satirical diaries for tech billionaires, fed by daily news and maintained personas. I review the output, manage the social accounts, and write about the process on this blog.
- stfuelon.com — Elon Musk as a Martian General, desperate to restore his home planet
- stfujeff.com — Jeff Bezos as an Energy Vampire, optimizing humanity for extraction
- stfumark.com — Mark Zuckerberg as a Reptilian Overlord, feeding the hatcheries below Menlo Park