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Oleg Šelajev

@shelajev.bsky.social
955 followers 0 following 7 posts

Oleg Šelajev is a developer advocate at Docker working mainly on developer productivity, Testcontainers, improving how we set up local development environments and tests, and building applications with AI parts. Developer. Author. Speaker. Java Champion. D

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Reposted by Oleg Šelajev
IntelliJ IDEA, a JetBrains IDE @intellijidea.com · 16/02/2026
AI coding assistants are powerful – and risky. At IntelliJ IDEA Conf 2026, @shelajev.bsky.social will explore how Docker sandboxes can secure AI-driven developer workflows. 🗓 March 26–27 👉 Register now: jb.gg/3vwzgv #IntelliJIDEAConf
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Reposted by Oleg Šelajev
Eric Deandrea @ericdeandrea.dev · 04/09/2025
Thanks to everyone who attended my talk with @shelajev.bsky.social at @javazone.bsky.social yesterday! We hope you now feel confident making sure your #AI #Java apps are always getting better! The slides from our session are available at speakerdeck.com/edeandrea/ja...
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Reposted by Oleg Šelajev
Andres Almiray @andresalmiray.com · 05/09/2025
Farewell dinner after @javazone.bsky.social
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Eric Deandrea @ericdeandrea.dev · 25/06/2025
Nice surprise from ‪@javazone.bsky.social‬ today! Looks like I'll be joining @shelajev.bsky.social‬ on stage!
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Jfokus @jfokus.se · 28/04/2025
🧪 "But how do you test AI apps?" Watch Java Champions @shelajev.bsky.social & @ericdeandrea.dev show how to test non-deterministic AI applications using Testcontainers, LangChain4j, Quarkus & Ollama. Practical solutions, no excuses! 🎥 www.youtube.com/watch?v=C7-X... #Jfokus #AIdev #Testing
youtube.com
Non-deterministic? No problem! You can test it! by Eric Deandrea & Oleg Šelajev
Testing is hard, which is why developers tend to avoid it. Testing non-deterministic things is even harder, which is unfortunate, since we're all writing AI-...
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Reposted by Oleg Šelajev
Docker @docker.com · 09/04/2025
Running Gemma 3 locally with no API costs? Yes. Free to experiment? Absolutely. We built a full-on comment processing system using Docker Model Runner + #google Gemma 3 — no cloud, no third parties. Just local power. Try it out 👉 www.docker.com/blog/run-gem... #Docker #GenAI #Gemma3 #OpenSource
docker.com
How to Run Gemma 3 Locally with Docker Model Runner | Docker
Explore how to run Gemma 3 models locally using Docker Model Runner, alongside a Comment Processing System as a practical case study.
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Reposted by Oleg Šelajev
Docker @docker.com · 09/04/2025
🎉 Meet Docker Model Runner: ✅ Run AI models with the tools you’re using today ✅ GPU acceleration on Apple Silicon ✅Pull models as OCI Artifacts ✅ No extra setup, just dev Local-first GenAI just got fun. www.docker.com/blog/introdu...
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Oleg Šelajev @shelajev.bsky.social · 28/02/2025
🎉 It's not often one gets to post ✨amazing✨ updates about boring, day-to-day tech these days. But hear me out, this is pretty revolutionary: github.com/testcontaine... is a thing! 🔥🔥🔥 Now you can have the magical testcontainers experience in your favourite PHP applications.
github.com
GitHub - testcontainers/testcontainers-php: https://www.testcontainers.org implementation for PHP
https://www.testcontainers.org implementation for PHP - testcontainers/testcontainers-php
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Reposted by Oleg Šelajev
Eric Deandrea @ericdeandrea.dev · 10/02/2025
If you weren't at @Jfokus.se last week here's your chance to watch my talk with @shelajev.bsky.social about #testing non-deterministic things!
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Non-deterministic? No problem! You can test it! by Eric Deandrea & Oleg Šelajev
Testing is hard, which is why developers tend to avoid it. Testing non-deterministic things is even harder, which is unfortunate, since we're all writing AI-...
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Reposted by Oleg Šelajev
Kevin Dubois @kevindubois.com · 04/02/2025
Full room for @ericdeandrea.dev and @shelajev.bsky.social's session about testing non-deterministic systems at #Jfokus . Seems like many developers are curious how to actually test the results of LLMs 🥲. @jfokus.se #AI
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Reposted by Oleg Šelajev
Jfokus @jfokus.se · 03/02/2025
All Hands-on lab are fully booked this morning! #Quantum with Gavin King, Java for Cloud with @rustam.no, Testcontainers with @shelajev.bsky.social and LangChain4j with @kevindubois.com, @danieloh30.bsky.social, @geoand86.bsky.social and @ericdeandrea.dev
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Reposted by Oleg Šelajev
Eric Deandrea @ericdeandrea.dev · 03/02/2025
Attending @jfokus.se and looking for a good session? Join @shelajev.bsky.social and myself tomorrow Feb 4 at 11:00 in Room C1 to learn how to #test #ai and #nondeterministic systems! @quarkus.io #testcontainers #docker buff.ly/413kyOr
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Devoxx UK @devoxx.uk · 27/11/2024
Our Dev Practices Track Team marks the halfway point of our Team series. Time flies when you’re meeting exceptional people: @mkheck.bsky.social @shelajev.bsky.social @piotrprz.bsky.social Cora Iberkleid & Jamie Chapman. The deadline to submit talks is Jan 10 ➡️ devoxxuk25.cfp.dev/#/
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Oleg Šelajev @shelajev.bsky.social · 27/11/2024
Due to a happy coincidence, I managed to get into the #DingGukesh Fide chess world championship match! It feels pretty surreal to see a part of chess history in the making!
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Eric Deandrea @ericdeandrea.dev · 25/11/2024
Super excited to be presenting at @jfokus.se this year! @shelajev.bsky.social and I will be talking about how to test non-deterministic things!
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Jfokus
Jfokus is all about developers! Check out the conference: https://www.jfokus.se
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Oleg Šelajev @shelajev.bsky.social · 15/11/2024
If you found me here, consider as well Youtube 😅 I make short videos with folks I meet at conferences and they are fun and minimally educational: www.youtube.com/@shelajev/sh...
youtube.com
Oleg Šelajev
Oleg is a developer advocate at Docker. Ask me about AI, Developer productivity, and Testcontainers. https://testcontainers.com/ Sometimes a video is the best way to explain things about technology, ...
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Reposted by Oleg Šelajev
Josh Berkus @fuzzychef.org · 14/11/2024
#RedHat is contributing three projects to the #CNCF to help their communities grow.: - Podman - Bootc - Podman Desktop This contribution will also help the CNCF expand into not just deployment, but desktop container development. #kubecon
Kubecon keynote stage photo.  Colin Walters, Preethi Thomas, and Dan Walsh on stage.  Behind them is a demo of Bootc updating system images.
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Oleg Šelajev @shelajev.bsky.social · 11/11/2024
Spring Office Hours! with @dashaun.bsky.social and @danvega.dev Join us live: www.youtube.com/watch?v=zsmR...
youtube.com
Spring Office Hours: S3E38 - Testcontainers with Oleg Šelajev
YouTube video by SpringDeveloper
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