> Markdown version of [/@adnan](https://www.wearedevelopers.com/@adnan). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Adnan Developer advocate at Tracetest.io helping engineers adopt trace-based testing. ## About Adnan builds open-source developer tools for observability and big data. He currently heads up developer relations at Tracetest.io, where he helps engineers use trace-based testing for distributed systems. His work centers on practical OpenTelemetry adoption and observability-driven development. In recent sessions, he explores how to instrument serverless applications across platforms like AWS Lambda and Cloudflare Workers to improve deployment reliability. Alongside his software work, Adnan is a published author, former FreeCodeCamp leader, and a self-described failed startup founder. ## Past Sessions ### World Congress 2024 · July 17, 2024 Berlin, Germany - [The Pragmatic Guide to Crafting Observable Serverless Apps](https://www.wearedevelopers.com/events/world-congress-2024/sessions/257-the-pragmatic-guide) · 30 min - [Startup Presentation: Observability-driven development with OpenTelemetry](https://www.wearedevelopers.com/events/world-congress-2024/sessions/328-startup-presentation) · 5 min