In today’s episode of Technical Tips, Semaphore engineer Veljko Maksimovic shares how we’re using ephemeral environments to test open-source projects across multiple clouds. From spinning up short-lived environments with Infrastructure as Code to running cross-cloud acceptance tests — hear how we’re improving test coverage, speeding up feedback loops, and reducing cloud waste.

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Let’s make open-source CI/CD even better—together! ✨

In this episode of Semaphore Uncut, we chat with Sara Vieira—developer, speaker, and hardware hacker—about her unconventional path into tech, the communities that shaped her, and why she’s diving into Game Boys and 3D printing while everyone else is chasing AI.

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In this episode of Technical Tips, Semaphore engineer Amir Hasanbašić shares how we’re rebuilding our API from the ground up. From a fragmented system to a unified interface — hear how we tackled legacy challenges, redesigned for scale, and what we learned along the way.
If you're into API architecture or scaling big systems, this one’s for you.

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In this episode of Semaphore Uncut, Gou Rao—AI infrastructure veteran and co-founder of Neubird—joins Darko to explore how LLMs can support DevOps teams not just with suggestions, but with reasoning, context gathering, and real-time incident diagnosis. He shares the vision behind Hawkeye, Neubird’s “digital engineer,” and what it means to build agentic systems that think and operate like humans.

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Today, we’re diving deep into Semaphore’s architecture with Radosław Woźniak, Software Architect at Semaphore. He’s here to break down the inner workings of our CI/CD platform — from its 30+ microservices to how a simple git push triggers a series of interactions across Semaphore’s infrastructure. Whether you’re a contributor looking to understand the system or just curious about how Semaphore handles complex workflows, this episode is packed with valuable insights. 

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In this episode of Semaphore Uncut, Darko Fabijan welcomes Marcelo Calbucci—engineer, startup founder, and author of The PR FAQ Book. Marcelo shares insights from his time at Amazon, where he encountered a decision-making framework that changed how he thinks about product development: the PR FAQ.

What starts as an internal press release quickly becomes a strategic tool to align teams, evaluate product ideas, and make better decisions—before writing a single line of code.

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In today's episode of Technical Tips, we’re joined by Semaphore engineer Lucas Pinheiro. He’s here to share insights on self-hosting agents — including the challenges our engineering team has faced and the solutions we've implemented to manage agents reliably at scale. 

Whether you're working with self-hosted systems or navigating cloud-specific hurdles, this episode is packed with valuable takeaways. 

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In this episode of Semaphore Uncut, Patrick Debois—Generative AI and DevOps specialist —joins Darko Fabijan to share his perspective on how AI intersects with DevOps, DevSecOps, and infrastructure as code. Patrick discusses everything from generative tooling to failure handling, and what makes this era of automation both exciting and risky.

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In this episode of Technical Tips, Tommy shares 10 expert tips to keep your CI pipeline fast and efficient. Learn how to improve performance, reduce errors, and ship quality software faster!

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Let’s make open-source CI/CD even better—together! ✨

In this episode of Semaphore Uncut, Ken Kocienda, co-founder and CTO of InFactory, joins Darko Fabijan to discuss how his company is building AI systems that are both useful and dependable. Ken, a veteran software engineer known for his work on Safari, iPhone auto-correct, and Apple’s UI innovations, shares his insights on how AI can move from a black-box guessing machine to a fully transparent and enterprise-ready system.

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Semaphore is now open source—help us grow the community:

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Join the conversation! Connect, share, and discuss CI/CD on our Semaphore Discord. ❤️✨