Developer Advocate with 15+ years experience consulting for many different customers, in a wide range of contexts (such as telecoms, banking, insurances, large retail and public sector). Usually working on Java/Java EE and Spring technologies, but with focused interests like Rich Internet Applications, Testing, CI/CD and DevOps. Also double as a trainer and triples as a book author.
Effective request tracking in distributed systems is crucial, especially within distributed systems. Observability relies on three key components: logging, metrics, and tracing. OpenTelemetry aims to establish an open standard for these elements, with Jaeger and Zipkin aligning with this initiative. I'll to provide a detailed explanation and showcase a demo of OpenTelemetry integration in a small but distributed architecture.
When you publish your first HTTP API, you’re more focused on short-term issues than planning for the future. However, chances are you’ll be successful, and you’ll hit the wall. How do you evolve your API without breaking the contract with your existing users? In this talk, I’ll show you some tips and tricks to achieve that: moving your endpoints, deprecating them, monitoring who’s using them, and letting users know about the new endpoints.
Microservices are widely adopted, but many companies struggle to maximize their benefits. The misconception is that all parts must be deployed constantly. In reality, some require frequent updates while others remain stable. In an upcoming talk, I'll elaborate on these insights, highlighting one can use Serverless to pragmatically design a system that allows deploying as often as you need.