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 …

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 bec…

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 hur…

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. Like th…

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! 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 Sema…

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 bl…

In this episode of Technical Tips, Tommy breaks down flaky tests—those unpredictable tests that pass sometimes and fail other times. Learn how to spot, manage, and fix them to keep your CI/CD pipeline reliable! Listen to the full episode or read the transcript on the Semaphore blog. Like this episode? Be sure to leave a ⭐️⭐️⭐️⭐️⭐️ review on the pod…

A cornerstone of API development, OpenAPI offers a standardized format to define, design, and document APIs. Born out as open-source and embraced by tech giants like Google, Microsoft, and IBM, OpenAPI isn’t just a specification—it’s a shift toward interoperability, transparency, and developer empowerment. In this article, Lorna Mitchell, a leading…

In this episode of Technical Tips, Tommy tackles slow CI/CD pipelines with 8 tips to speed them up. Save time, cut costs, and boost your feedback loop. Tune in to supercharge your workflow! Want to explore CI? Check out Semaphore—going open-source soon! https://semaphoreci.com/blog/semaphore-is-going-open-source Listen to the full episode or read t…

Cloud adoption has outpaced the development of corresponding expertise in cloud operations, leading to a significant skills gap across the industry. In this regard, many organizations have had to abandon cloud initiatives because they lacked the necessary in-house expertise to manage them. As a result, critical projects are delayed, and costs and o…

In this new Technical Tips episode, Tommy explores Continuous Integration, Deployment, and Delivery—three practices with the same goal: making software development faster and more reliable. Tune in as he explains the key differences and clears up the confusion! Listen to the full episode or read the transcript on the Semaphore blog. Like this episo…

In this episode, Tembo.io Head of Education Floor Drees explains the need for a more collaborative and sustainable approach to open-source development. She will help us explore the current state of the Postgres ecosystem and the broader open-source community to point out the critical issues that need to be addressed to ensure the future of these vi…

In this episode of Technical Tips, Tommy breaks down smoke testing—a fast way to catch major software flaws early. Learn how it fits into your CI/CD pipeline, with tips, examples, and practical advice to get started. Listen to the full episode or read the transcript on the Semaphore blog. Like this episode? Be sure to leave a ⭐️⭐️⭐️⭐️⭐️ review on t…

Web applications are increasingly transforming browsers into the primary interface for our digital lives. As we rely more on web applications for everything from work to entertainment, the responsiveness of these applications becomes paramount. Rich Harris, a former journalist and the mind behind Svelte, shares his insights into web development tec…

In this new episode of Technical Tips, Tommy explains how Continuous Integration (CI) helps developers merge code changes frequently, with automated builds and fast feedback loops. Learn how CI keeps your main branch stable and ready for faster releases, all while making your coding life easier. Listen to the full episode or read the transcript on …

Open-source software is the building materials of the vast majority of digital technology as we know it. Anyone can access and contribute to it, which is great for flexibility and cost, but also means there's a risk of hidden flaws. In this episode, Kubernetes Co-founder and Stacklok’s CEO Craig McLuckie shares his tools to check the quality and se…

We are continuing our series of episodes - Technical Tips - to give you bite-sized advice on the best practices of software engineering so your coding life is easier and more efficient. In this episode, Tommy breaks down the essential question: What makes a good test? While there is no single answer, he explores six key principles that can guide yo…

In terms of creativity, diversity, and evolution pace, generative AI seems boundless. However, its enterprise implementation remains significantly limited. Businesses are uncertain about making the right choices around AI and struggle to familiarize themselves with the potential of this technology amid cutting through the fragmented offerings from …

We are continuing our series of episodes - Technical Tips - to give you bite-sized advice on the best practices of software engineering so your coding life is easier and more efficient. In this episode, Olga explores the best ways to deploy microservices, covering options like single vs. multiple machines, containers, orchestrators like Kubernetes,…

As organizations increasingly rely on cloud technologies, open-source software, and explore the potential of AI, the importance of robust security practices has never been greater. Still, each of these technologies has its own distinct domain, and it is easy to overlook best practices. In this episode, ControlPlane CEO Andrew Martin helps us connec…

We are continuing our series of episodes - Technical Tips - to give you bite-sized advice on the best practices of software engineering so your coding life is easier and more efficient. In this episode, Olga discusses canary deployment, explaining its benefits like real-world feedback and no-downtime upgrades, planning tips, user migration strategi…

Flaky tests—those intermittent failures that undermine confidence in test suites—are a persistent thorn in the side of development teams. As software complexity grows, so does the challenge of ensuring test reliability. In this episode, Srivishnu Ayyagari, a senior product manager at LambdaTest, offers valuable insights into the root causes of flak…

We are continuing our series of episodes - Technical Tips - to give you bite-sized advice on the best practices of software engineering so your coding life is easier and more efficient. In this episode, Tommy will discuss LocalAI as an Open-Source replacement for the OpenAI API, covering its cost-effectiveness, privacy benefits, customizable models…

Testing remains a critical yet often misunderstood and undervalued component of software development. What's more, as artificial intelligence threatens to reshape the role of testers, questions of job security and demonstrating value become increasingly pressing. From the struggle for recognition and early involvement in the development process to …

We are continuing our series of episodes - Technical Tips - to give you bite-sized advice on the best practices of software engineering so your coding life is easier and more efficient. In this episode, Tommy will discuss how replacing ChatGPT or Bard with open-source models enhances privacy and enables their use with sensitive or proprietary data.…

The rise of microservices, cloud platforms, containerization, and distributed systems has made computer systems incredibly powerful, but also increasingly intricate. Ensuring high availability in these complex environments requires innovative solutions. Enter Coroot, an open-source observability tool designed to simplify monitoring and prevent chao…

We are continuing our series of episodes - Technical Tips - to give you bite-sized advice on the best practices of software engineering so your coding life is easier and more efficient. Today, Olga will explain what a CI/CD pipeline is, how to set one up, and the benefits it brings to your software development process. Let’s dive in! Listen to the …

Forget fancy titles and complex frameworks. The secret to an organization’s success might lie in a surprisingly simple act: two people moving a couch. This seemingly mundane task, according to Gene Kim (Author, Researcher, and Multiple award-winning CTO), holds profound lessons about communication, problem-solving, and creating a frictionless work …

We are continuing our series of episodes - Technical Tips - to give you bite-sized advice on the best practices of software engineering so your coding life is easier and more efficient. Today, we'll learn how to apply TDD (Test-Driven Development) to Large Language Models (LLMs) powered applications. Tommy, our technical writer, will be guiding us …

By challenging assumptions and embracing experimentation, individuals and teams can unlock fresh ideas. To this end, collaboration fueled by diverse perspectives further strengthens this innovation cycle. In this episode, Kelsey Hightower shares his experiences, from challenging the status quo in large organizations to embracing the collaborative s…

We are kicking off a new series of episodes - Technical Tips - to give you bit-sized advice on the best practices of software engineering so your coding life is easier and more efficient. Today, we''ll answer 30 most popular questions about CI/CD. How many can you answer? Want to explore CI? Check out Semaphore—going open-source soon! https://semap…

Testing safeguards the quality and reliability of products. And while there might be occasional misunderstandings, as in any collaborative environment, developers and testers are not inherently at odds. On this subject, veteran tester Maaret Pyhäjärvi believes in delivering feedback constructively. In this episode, she will share her thoughts on th…

Speed and agility reign supreme in software development. However, this drive can sideline the role of testing: Bugs slip through the cracks, security vulnerabilities go unnoticed, and user frustrations mount. Amidst this turmoil, James Bach stands as the voice of reason—and dissent. From his unconventional beginnings as a computer salesman to his r…

From the outbreak of cloud services to the growing complexity of development infrastructure, developers are increasingly burdened with managing technical hurdles instead of focusing on innovation. Internal platform engineering emerges as a potential solution. However, traditional platform engineering often falls short, focusing on technology implem…

Leading engineer teams through technical complexities requires creating an environment where technical expertise thrives alongside strong team spirit: empowering developers, sparking innovation, and bridging communication gaps. At WeTransfer, iOS mobile lead developer Antoine van der Lee has cultivated a culture where ideas flourish. In this episod…

Fueled by the urgency of staying ahead of the competition, hype cycles swirling around new technologies often overshadow actual business applications. Buzzwords like "AI" and "LLMs" swirl around promising revolution, but how do you untangle their potential from the hype? And if the cloud is the future, how do you avoid getting trapped in its vendor…

Despite their common subject matter, the software industry and computer science often operate on divergent assumptions and priorities, making collaboration difficult. In this episode, Maximiliano Contieri helps us understand the longstanding tension between academia and industry from an insider's perspective. Listen on for an insightful discussion …

With community and Developer Experience taking on greater priority across the technology sector, Developer Relations (DevRel) has had to adapt and connect with developers beyond technical expertise. Besides as DevRel continues to change shape across companies, it also serves as a springboard to diverse career paths given the transferable skills bui…

Companies differing motivations and resources determine their priorities and impact how they develop their products. In this way, not all companies base their business model on building a product to solve a real problem. Still, some of them do. In the case of Flagsmith, a commercial open-source feature flagging software, its developers focus on fea…

Education is one of developers’ most precious assets. Education makes the difference in adapting to changing tech trends and industry perspectives. What’s more, quality educational environments can also help developers network and find jobs. With this end in mind, Major League Hacking provides unique and intensive learning experiences that allow pa…

Keeping up with the latest trends and technologies, dealing with imposter syndrome, and finding your place in the community are just a few of the challenges developers face. Withal, for those who are passionate about technology, it can also be a rewarding and exciting career. In this episode, This Dot Labs Co-Founder and Web Developer Tracy Lee sha…

API developers must navigate evolving standards, design intuitive interfaces, ensure security, and address the ever-changing needs of clients. With diverse data formats, authentication methods, and scalability requirements, API design demands a delicate balance between simplicity and robustness, making it a dynamic field that requires constant adap…

DevOps emerged to break down the silos between development and operations teams, speeding up release cycles, reducing errors, and improving communication. For developers, this meant the opportunity to play a more central role in the software development process. In this regard, Mey Beisaron’s broad experience with programming languages and technolo…

In this episode, we delve into the experiences and insights of Peter Zaitsev, an advocate for the open-source community, as he sheds light on the complex terrain of open source, the evolving software development landscape, and the implications for developers and businesses alike. Listen to the full episode or read the transcript on the Semaphore bl…

The ability to adapt, collaborate, and continuously improve has become paramount in keeping pace with ever-changing technologies, customer demands, and market trends. In this episode, we discover how Michael Feathers, chief architect of Globant and renowned software expert, addresses the challenges of onboarding teams to complex systems and scaling…

In this episode, Stack Overflow and Discourse co-founder Jeff Atwood reveals his thoughts on the platforms that have left an indelible mark on the programming community. We delve into his achievements, reflections, and perspectives on communities, the role of AI, and the future of programming. Listen to the full episode or read the transcript at ht…

Refactoring has become an integral part of software development practices and has gained widespread recognition and adoption in the industry. In this episode, we explore code refactoring through the perspective of Kevlin Henney, an experienced consultant, trainer, and co-author of renowned programming books. Learn how his insights shed light on the…

Richard Seroter, Google Cloud’s director of product management and DevRel, shares his perspectives on the importance of learning, the disconnect between technology and business goals, and building customer-oriented teams. In this episode, we will explore his insights on career strategy, the significance of clear goals, the balance between business …

Beginners might be intimate by the amount of knowledge and available resources when getting into software development. Finding the right direction and discerning what’s most important can be challenging. On this basis, Tech Writer and DevRel Fernando Doglio shares his insights on the essential skills of a successful software engineer. We'll delve i…

How companies move during changes can determine their success, but also nurture eventual failure. In this episode, we will explore how Software Consultant Susanne Kaiser uses Wardley mapping and Domain-Driven Design to identify the core domain of businesses and apply the appropriate method per evolution stage, how to improve team organization, and …