Build the product
Interfaces, APIs, data models, and the details that turn an idea into something people can rely on.
Software · infrastructure · product
Useful systems,
built to last.
I’m Alex Sieglinger. I build practical software and run the infrastructure behind it—with a bias toward clarity, security, and operations that stay understandable.
At a glance
Work across the whole system.
Run the platform
Private networking, containers, databases, observability, backups, and repeatable deployment.
Reduce the noise
Fewer moving parts, explicit trade-offs, and documentation that remains useful after launch day.
Selected work
Things running in the real world.
MedCred · Production
Credentialing infrastructure for healthcare.
A production platform spanning a Rust API, PostgreSQL, multiple web applications, identity, email, monitoring, and restore-tested encrypted backups.