Semaphore Uncut

Semaphore CI

A podcast for developers about building great products. Join us in discussing engineering excellence with top experts and sharpening your coding skills with technical tips from the Semaphore team. Your host is Semaphore’s co-founder, Darko Fabijan.

  1. Mathias Buus Madsen on Building Apps Without AWS Using Peer-to-Peer and Pear Runtime

    2D AGO

    Mathias Buus Madsen on Building Apps Without AWS Using Peer-to-Peer and Pear Runtime

    In this episode, Darko welcomes Mathias Buus Madsen, CEO of Holepunch and creator of Pear Runtime. Mathias shares how peer-to-peer tech and modular architecture let developers build apps without AWS or cloud lock-in. Like this episode? Be sure to leave a ⭐️⭐️⭐️⭐️⭐️ review on the podcast player of your choice and share it with your friends. 🎙️ This podcast is powered by Semaphore! 🚀 Show Semaphore Some Love ❤️ ⭐ Star us on GitHub: https://github.com/semaphoreio/semaphore 🚀 Join us on discord: https://discord.com/invite/FBuUrV24NH ⬆️ Upvote on Product Hunt: https://www.producthunt.com/products/semaphore-open-source-ci-cd Let’s make open-source CI/CD even better—together! ✨

    26 min
  2. Technical Tips: Ephemeral Environments for Testing Open Source Projects

    JUL 29

    Technical Tips: Ephemeral Environments for Testing Open Source Projects

    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. Like this episode? Be sure to leave a ⭐️⭐️⭐️⭐️⭐️ review on the podcast player of your choice and share it with your friends. 🎙️ This podcast is powered by Semaphore! 🚀 Show Semaphore Some Love ❤️ ⭐ Star us on GitHub: https://github.com/semaphoreio/semaphore 🚀 Join us on discord: https://discord.com/invite/FBuUrV24NH ⬆️ Upvote on Product Hunt: https://www.producthunt.com/products/semaphore-open-source-ci-cd Let’s make open-source CI/CD even better—together! ✨

    21 min
  3. Sara Vieira on Game Boys, JavaScript, and Community

    JUL 15

    Sara Vieira on Game Boys, JavaScript, and Community

    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. Like this episode? Be sure to leave a ⭐️⭐️⭐️⭐️⭐️ review on the podcast player of your choice and share it with your friends. 🎙️ This podcast is powered by Semaphore! 🚀 Show Semaphore Some Love ❤️ ⭐ Star us on GitHub: https://github.com/semaphoreio/semaphore 🚀 Join us on discord: https://discord.com/invite/FBuUrV24NH ⬆️ Upvote on Product Hunt: https://www.producthunt.com/products/semaphore-open-source-ci-cd Let’s make open-source CI/CD even better—together! ✨

    23 min
  4. Technical Tips: One API to Rule Them All - Building a Cohesive API for Semaphore

    JUL 2

    Technical Tips: One API to Rule Them All - Building a Cohesive API for Semaphore

    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. Like this episode? Be sure to leave a ⭐️⭐️⭐️⭐️⭐️ review on the podcast player of your choice and share it with your friends. 🎙️ This podcast is powered by Semaphore! 🚀 Show Semaphore Some Love ❤️ ⭐ Star us on GitHub: https://github.com/semaphoreio/semaphore 🚀 Join us on discord: https://discord.com/invite/FBuUrV24NH ⬆️ Upvote on Product Hunt: https://www.producthunt.com/products/semaphore-open-source-ci-cd Let’s make open-source CI/CD even better—together! ✨

    14 min

  5. JUN 16

    Gou Rao on Agentic Systems in DevOps

    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. Like this episode? Be sure to leave a ⭐️⭐️⭐️⭐️⭐️ review on the podcast player of your choice and share it with your friends. 🎙️ This podcast is powered by Semaphore! 🚀 Show Semaphore Some Love ❤️ ⭐ Star us on GitHub: https://github.com/semaphoreio/semaphore 🚀 Join us on discord: https://discord.com/invite/FBuUrV24NH ⬆️ Upvote on Product Hunt: https://www.producthunt.com/products/semaphore-open-source-ci-cd Let’s make open-source CI/CD even better—together! ✨

    26 min
  6. Technical Tips: Unveiling the Semaphore Architecture - How It Works Under the Hood

    JUN 3

    Technical Tips: Unveiling the Semaphore Architecture - How It Works Under the Hood

    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.  Like this episode? Be sure to leave a ⭐️⭐️⭐️⭐️⭐️ review on the podcast player of your choice and share it with your friends. 🎙️ This podcast is powered by Semaphore! 🚀 Show Semaphore Some Love ❤️ ⭐ Star us on GitHub: https://github.com/semaphoreio/semaphore 🚀 Join us on discord: https://discord.com/invite/FBuUrV24NH ⬆️ Upvote on Product Hunt: https://www.producthunt.com/products/semaphore-open-source-ci-cd Let’s make open-source CI/CD even better—together! ✨

    24 min
  7. Marcelo Calbucci on Strategic Product Thinking

    MAY 20

    Marcelo Calbucci on Strategic Product Thinking

    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. Like this episode? Be sure to leave a ⭐️⭐️⭐️⭐️⭐️ review on the podcast player of your choice and share it with your friends. 🎙️ This podcast is powered by Semaphore! 🚀 Show Semaphore Some Love ❤️ ⭐ Star us on GitHub: https://github.com/semaphoreio/semaphore 🚀 Join us on discord: https://discord.com/invite/FBuUrV24NH ⬆️ Upvote on Product Hunt: https://www.producthunt.com/products/semaphore-open-source-ci-cd Let’s make open-source CI/CD even better—together! ✨

    25 min
  8. Technical Tips: How to Scale CI/CD With Self-Hosted Agents

    MAY 6

    Technical Tips: How to Scale CI/CD With Self-Hosted Agents

    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.  Like this episode? Be sure to leave a ⭐️⭐️⭐️⭐️⭐️ review on the podcast player of your choice and share it with your friends. 🎙️ This podcast is powered by Semaphore! 🚀 Show Semaphore Some Love ❤️ ⭐ Star us on GitHub: https://github.com/semaphoreio/semaphore 🚀 Join us on discord: https://discord.com/invite/FBuUrV24NH ⬆️ Upvote on Product Hunt: https://www.producthunt.com/products/semaphore-open-source-ci-cd Let’s make open-source CI/CD even better—together! ✨

    23 min
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Ratings & Reviews

5
out of 5
2 Ratings

About

A podcast for developers about building great products. Join us in discussing engineering excellence with top experts and sharpening your coding skills with technical tips from the Semaphore team. Your host is Semaphore’s co-founder, Darko Fabijan.

Information

  • Creator
    Semaphore CI
  • Years Active
    2019 - 2025
  • Episodes
    139
  • Rating
    Clean
  • Copyright
    © 2025 Semaphore Uncut
  • Show Website
    Semaphore Uncut

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