Thijs Feryn is a "technical evangelist" at Varnish Software, the company behind the Varnish Cache open source technology.
His goal is to bring technology to the people and people to technology. He focuses on bridging the gap between code and infrastructure.
Thijs is a published author with O'Reilly and Vulkan Media, he is also involved in many open source communities. He speaks, listens, writes, codes, teaches, blogs, vlogs, organizes and is above all very excited to speak at Confoo
English session - Beginner
In this presentation we'll introduce you to k6, an open source load testing tool by Grafana Labs. k6 is easy to run, powerful and flexible thanks built-in Javascript engine.
You'll learn how to define testing scenarios in Javascript, set checks for expected behavior, define thresholds and visualize testing metrics using Prometheus, InfluxDB and Grafana.
k6 can run distributed tests and can be controlled remotely through a CLI and API.
English session - Intermediate
There are lots of caching solutions out there, each with their own specific features and implementation.
However, HTTP already has conventional caching mechanisms that are built into the protocol.
We'll talk about TTL control, cache variations, conditional requests, stale data, revalidation, error handling, surrogate control, HTTP placeholders, range requests and many other performance techniques that will make your website go faster.