Georg Schwarz

Freelance Full-Stack Software Engineer | Doctor of Engineering (Dr.-Ing.)

Nuremberg, Germany

Connected in creation. I believe the best solutions and strongest bonds emerge when we think and create together.

I'm a freelance full-stack software engineer with a systems mindset, helping companies build reliable, scalable, and maintainable software across frontend, backend, and infrastructure. I work closely with teams to turn ideas into durable solutions they can confidently run and evolve.

Let's connect!

Zero-Downtime Ingress Controller Migration in Kubernetes

kubernetes devops infrastructure ingress

A step-by-step blueprint for migrating away from ingress-nginx with zero downtime. Uses parallel controller deployment and DNS-based traffic switching, applicable to any target controller.

Serving Private S3 Objects: Backend Proxy vs Gateway Auth vs Presigned URLs

security s3 auth kubernetes architecture

Compare three proven patterns for serving private files from S3-compatible storage and learn when to use backend proxying, gateway auth, or presigned URLs.

Balancing Technology Heterogeneity in Microservice Architectures

research microservices governance

One of microservices' biggest promises is technology freedom. But when does diversity become chaos? Towards finding a sweet spot.

Personal Milestone: I defended my PhD Thesis about Microservices

research microservices

After years of research into how microservices communicate and integrate, I successfully defended my dissertation "A Theory of Microservice Integration" at FAU Erlangen-Nürnberg.