Coffee and Open Source

Jeff Williams is the Co-Founder and CTO of Contrast Security, where he leads innovation in runtime-based application security. A pioneer in modern AppSec and co-founder of OWASP, Jeff has spent more than two decades helping organizations understand and manage software risk through instrumentation, context, and continuous learning. You can find Jeff on the following sites: LinkedIn X Here are some...

Sydnee leads AI product initiatives at Cribl, the data engine for IT & Security. Prior to joining Cribl, Sydnee was leading hyperscale inference within the CoreAI group at Microsoft. Sydnee is passionate about helping individuals learn and adopt AI safely and responsibly. You can find Sydnee on the following sites: LinkedIn PLEASE SUBSCRIBE TO THE PODCAST Spotify Apple Podcasts YouTube Music A...

Adriana is a CNCF Ambassador, blogger, host of the Geeking Out Podcast, and a maintainer of the OpenTelemetry End User SIG. By day, she's a Principal Developer Advocate at Dynatrace, focusing on Observability and OpenTelemetry. By night, she climbs walls. She also loves capybaras, because they make her happy. You can find Adriana on the following sites: Bluesky Blog LinkedIn GitHub Mastodon Yo...

Phil Nash is a developer relations engineer for Langflow at IBM. Sometimes he writes code on stage in front of a crowd, hoping everything just works. Sometimes he writes open source code, which is much less stressful because if it is wrong someone else can correct it. He writes code in tweets or toots sometimes, but not much fits. You can find Phil on the following sites: Website LinkedIn GitHub B...

Mark Techson, an award-winning university instructor and senior software engineer, has two decades of experience developing tech solutions. Passionate about creating meaningful learning experiences and demystifying coding, he currently works as DevRel Lead on the Angular Team at Google. You can find Mark on the following sites: Website LinkedIn GitHub Bluesky X YouTube PLEASE SUBSCRIBE TO THE PODC...

Brian Pontarelli is a technology entrepreneur currently solving login, registration, and user management challenges with FusionAuth. Brian started programming at the age of 8 and studied Computer Engineering at CU Boulder. During his early career, Brian worked as a software engineer at companies such as BEA and Orbitz. He started working on his own products nights and weekends and quit his day job...

Don is the CTO and Co-Founder at Searchcraft, a developer-centric platform focused on re-imagining content search for applications. Don has spent nearly 30 years in software engineering, building applications for both startups and enterprise-scale companies. You can find Don on the following sites: Website LinkedIn GitHub Bluesky Here are some links provided by Don: Searchcraft PLEASE SUBSCRIBE TO...

Dan Wahlin is a Principal Cloud Developer Advocate at Microsoft working with developers to leverage the capabilities available in Azure, Microsoft 365, and Power Platform. In addition to his work at Microsoft, Dan creates training courses for Pluralsight, speaks at conferences and meetups around the world, and offers webinars on a variety of technical topics. Prior to joining Microsoft, Dan was CE...

Alvin is a technical writer and software developer specializing in Microsoft technologies, specifically .NET, C#, and XAML. He has over 30 years of experience developing applications for Windows, mobile, and the web. He has authored two books for Packt Publishing and is a full-time content developer on the Windows developer docs on Microsoft Learn. His published books are 'Learn WinUI 3' a...

Noelle Russell is a multi-award-winning speaker, author, and AI Executive who specializes in transforming businesses through strategic AI adoption. She is a revenue growth + cost optimization expert, 4x Microsoft Responsible AI MVP, and named the #1 Agentic AI Leader in 2025. She has led teams at NPR, Microsoft, IBM, AWS and Amazon Alexa, and is a consistent champion for Data and AI literacy and i...

Patrik is a programmer from Sweden with over 20 years of experience, starting his journey at the age of 7 on an ABC-800 and later exploring platforms like the Commodore 64, Amiga, and PC. He has been active in the open source community since 2010 and is the creator of tools such as Cake and Spectre. Console, along with several other open source projects. He has a strong interest in developer tooli...

Kohsuke Kawaguchi is a prominent software engineer, best known as the creator of Jenkins, an open-source automation server that is widely used for continuous integration and continuous delivery (CI/CD). He is currently the Co-Head of AI at leading DevOps provider, CloudBees and the former Co-CEO of Launchable, an AI platform that speeds up testing to help teams expedite their continuous integratio...

Spriha Tucker is the Field CTO at Buildkite, where she plays a pivotal role in bridging the gap between Buildkite's engineering teams and its clients. A two-time Y-Combinator founder, Spriha previously co-founded Aviator, a developer productivity platform, which served customers like Slack, Figma, Doordash, Bosch, and others. Her prior experience includes Product Management at Google on develo...

Shawn Wildermuth has been tinkering with computers and software since he got a Vic-20 back in the early '80s. He has been a Microsoft MVP since 2003. You may have taken one of his more than twenty-five courses on Pluralsight. He's authored eight books and innumerable articles on software development. You can also see him at one of the local and international conferences he's spoken at...

Chris Woodruff has been at the forefront of software development since before the first. COM boom, building a career that spans enterprise web development, cloud solutions, software analytics, and developer relations. As an Architect at Real Time Technologies, he applies his deep technical expertise to tackle complex challenges, with a particular focus on API design and scalable architectures. He...

Maddy Montaquila (formerly Leger) is a Senior Product Manager at Microsoft and the product lead for Aspire. She’s been building dev tools at Microsoft since 2018, working across the .NET mobile stack and helping bring .NET MAUI to life. Maddy has been obsessed with making developers’ lives easier ever since her first dev tools internship, where she realized it perfectly combined her tech backgroun...

Aravind is Director of Developer GTM at CodeRabbit, a lifelong learner and passionate technologist who transforms complex challenges into clear, engaging narratives. As a mentor, speaker, and open-source advocate, he champions community-driven innovation and hands-on experimentation. You can find Aravind on the following sites: Website X LinkedIn GitHub Bluesky YouTube Here are some links provided...

Paul Stack is an infrastructure coder and has spoken at various events throughout the world about his passion for continuous integration, continuous delivery and good operational procedures and why they should be part of what developers and system administrators do on a day to day basis. He believes that reliably delivering software is more important as its development. Paul’s passions are the Dev...

Ralph is Microsoft's representative on the board of the Bytecode Alliance Foundation and is responsible for WebAssembly outside of the browser at the company. Ralph has worked with Linux for several decades and had worked on many Azure services through the years. His team is also responsible for the ContainerD project Runwasi, part of the SpinKube project. You can find Ralph on the following s...

David is the Director of Architecture for NewDay, and the founder of Electric Head Software. Focusing on iterative software delivery, developer mentoring and cultural change - mostly working with London-based organisations. He speaks about software design, culture, and ethics in technology - rounded out by an assortment of talks about software that probably doesn't need to exist but makes the...

Based in Los Angeles, Dave has dedicated his career to solving complex technical challenges across various domains. His professional journey includes roles as Principal Software Architect at PKWARE, Senior Backend Engineer at Fetch Rewards, and Staff Software Engineer at Bold Penguin, where he consistently designed high-performance, scalable systems. Dave's current passion project, Contextium,...

Dennis is a Microsoft MVP and Principal Consultant at Dutch Microsoft consultancy firm Aviva Solutions. With 27 years of experience under his belt as a software architect and/or lead developer, he specializes in designing full-stack enterprise solutions based on .NET as well as providing coaching on all aspects of designing, building, documenting, deploying and maintaining software systems in an a...

Maxim has spent the last 25 years building massive distributed systems for Amazon, Microsoft, Google, and Uber. Among other things, he led the design and development of the AWS SQS backend, and AWS Simple Workflow Service. At Uber, Maxim led the effort on open source projects Cherami and Cadence Workflow. Since October of 2019, Maxim has been the CEO/Cofounder of Temporal Technologies. Its flagshi...

Kee Jefferys is the co-founder of Session, an encrypted messaging application that minimizes the collection of user metadata. Kee has been involved in numerous technological projects, specializing in decentralized networking and blockchain. As an active and engaged member of the privacy-preserving technology community, Kee regularly attends conferences and meetups centered around privacy protectio...

Giorgi is a software developer with almost two decades of experience. He works mainly with C#, ASP.NET Core, Entity Framework Core and .NET MAUI. Giorgi is an open-source author and contributor on GitHub, a Microsoft MVP, and a member of the .NET Foundation. You can find Giorgi on the following sites: X LinkedIn GitHub Website Here are some links provided by Giorgi: EFCore. Visualizer EFCore. Visu...