Latest from John

DevOps for GenAI Toronto Edition Hackathon: Unlocking New Opportunities
This week in Toronto, at the DevOps for GenAI Hackathon, something remarkable occurred: Industry professionals, academic leaders and learners representing top academic institutions, fintech, technology firms, and consulting companies came together in a high-intensity innovation sprint that blurred the lines between academia and enterprise. Across four banking teams (including winners from Scotiabank), three technology and […]
Dec 17, 2025 · 3 minAll articles by John Willis
Showing 1–4To Devin or Not to Devin?
Cognition Labs’ Devin is creating a lot of buzz in the industry, but John Willis urges organizations to proceed with caution.
What DevOps Needs to Know About ChatGPT
OpenAI’s generative pre-trained transformers (GPTs) bring powerful AI language models to every IT community. Within the past few months, ChatGPT has become an incredibly popular derivative of GPT. GPT also has the potential to shake up the DevOps and DevSecOps communities. This article will provide an overview of GPT, its history, current status and future […]
A History of Distributed Tracing
Organizations are increasingly using distributed tracing to monitor their complex, microservice-based architectures. Distributed tracing has become essential in microservice applications, cloud-native and distributed systems. Microservices and serverless applications can grow exponentially, which makes observing them at scale very challenging. The traditional logging method becomes expensive, and if there’s an issue, time-series data can reveal symptoms […]