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Workshop Intermediate GPL-3.0

Recipes and Runtimes: Making Sense of Containers in 2026

Proposal status is Rejected
Session Description

If you feel overwhelmed by jargon thrown around in forums, conferences, and headlines focussed on containers and the cloud, you’re not alone. In 2026, image hardening, provenance, secure supply chains—oops, it’s happening again, isn’t it? Let’s step back.

This workshop takes a hands-on, bottom-up approach to understand containerization. Build along as we containerize a simple app and run it, starting with a naive approach and iteratively improving it until we have a production-grade image. At each step, new concepts are introduced only once we've understood the need for them. We'll work with Docker, Podman, understand container runtimes, even learn to use new-age tools like Rockcraft and Chisel.


To make this fun, we’ll use baking as a guiding analogy: images as recipes, dependencies as ingredients, and runtime environments as kitchens.


By the end, you’ll be able to walk confidently into real-world discussions about containers, ready to participate and learn better.

Key Takeaways

"Catch-up" with all that has happened in the world of containers, understand first-principles and ultimately work your way up to the concepts dominating the conversation today. The idea is to enable beginners to start contributing to and engaging in, the discussions and work happening today in the sphere of containers and cloud technologies.

References

Session Categories

Tutorial about using a FOSS project
Technology architecture
Talk License: GPL-3.0

Which track are you applying for?

Main track

Speakers

Soundarya
Soundarya Software Engineer | Canonical

A classic full-stack dabbler, I've worked across domains and stacks, building frontend components for mobile apps and games to engineering performant microservices that power critical travel workflows.

But a career in tech wasn't always the plan—even in high school, I saw coding, and tech in general, as an exclusive club I did not quite belong to. It was community that showed me otherwise, and taught me anyone can build. And in the spirit of this journey: I love building, but what I love just as much is enabling others to do so. I write blogs, run hands-on workshops and host/participate in hackathons (an especial favorite!). Placing open source tools and software at the center of this work is something I care deeply about; I think it takes the "tech is for everyone" motto one step further.

Now a Developer Success Engineer at Canonical, I get to sit in this sweet spot, taking open source software tools to builders across the world, so they can do their best work.