It's time for Dev Tool Time!

Join Sourcegraph for our bi-monthly virtual event series where we invite great developers to talk about their favorite dev tools, productivity hacks, and more.

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Previous Guests


Roger Peppé

Software Engineer at InfluxData

Check out the recap and recording here.

Fatally corrupted early on by the utopian influence of the original Bell Labs Unix, Plan 9, and Inferno systems, Roger is forever looking for that same spark of simplicity and power. Luckily, Go came along at just the right time and he's been actively involved in the community and as a contributor ever since. He works at InfluxData on their InfluxDB cloud service. In his spare time, he likes to grow vegetables, play trad fiddle, and climb rocks.


Senior Software Engineer at Netflix, Twitch Partner Tech Streamer

Check out the recap and recording here.

ThePrimeagen is an engineer at Netflix, streamer on twitch, and a YTer focused on developer productivity, networks, and vim.

Amir Rajan

Indie Game Dev and Runtime Engineer

Check out the recap and recording here.

Amir is an indie game dev who's managed to receive some critical acclaim (The New Yorker, New York Times), with commercial titles on iOS, Android, and The Nintendo Switch. He's also one of the creators of DragonRuby Game Toolkit, a commercial game engine built using SDL, LLVM, and a custom Ruby runtime.

Adam Gordon Bell

Developer Advocate at Earthly, Host of CoRecursive

Check out the recap and recording here

Adam Gordon Bell is a software engineer who is working to improve building software at Earthly. He also hosts CoRecursive, a popular podcast about software development. His recent interests include improving continuous integration, reading, and playing Mariokart with his wife.

Paul Jolly

Core Contributor of CUE, Creator of govim 

Check out the recap and recording here

Paul Jolly is a maintainer on the CUE project. He co-created Play with Go, contributes to the Go project, created govim, and helps maintains a number of other open source projects.

Liz Fong-Jones

Principal Developer Advocate at

Check out the recap and recording here.

Liz is a developer advocate, labor and ethics organizer, and Site Reliability Engineer (SRE) with 16+ years of experience. She is an advocate at Honeycomb for the SRE and Observability communities, and previously was an SRE working on products ranging from the Google Cloud Load Balancer to Google Flights.

She lives in Vancouver, BC with her wife Elly and a Samoyed/Golden Retriever mix, and in San Francisco and Seattle with her other partners. She plays classical piano, leads an EVE Online alliance, and advocates for transgender rights.

Thorsten Ball

Software Engineer

Check out the recap and recording here

Thorsten Ball works at Sourcegraph on the Batch Changes team to make developer tooling as good as it should be. He's the author of Writing An Interpreter In Go and Writing A Compiler In Go. In his spare time, he enjoys hacking on compilers, thinking too much about his tools, reading books and long-form articles, and trying to get better at writing.

Prosper Otemuyiwa

Developer Advocate at Sourcegraph

Watch the recording on YouTube Live.

Prosper Otemuyiwa is a software engineer who has worked on biometric, health and developer tools. He is a seasoned developer advocate, technical writer, veteran conference speaker, community leader and a firm open source hacker who believes immensely in the intersection of people & technology. He co-founded and leads forloop, the largest developer community (currently in ~8 countries) in Africa. He also co-founded a technology-enabled concierge startup called Eden Life that’s focused on 10-xing the quality of lives in Africa.  He's an ex-Google Developer Expert, and currently a GitHub Star. star

Mitchell Hashimoto

Co-founder and CTO of HashiCorp

Check out the recap and recording here

Mitchell Hashimoto is a Co-founder and CTO of HashiCorp, creators of popular tools such as Terraform, Vault, Vagrant, Packer, and more. At HashiCorp, he spends most of his time embedded directly in engineering teams and working on new challenges. Mitchell is also a licensed pilot (ASEL PPL IR for those in aviation) and spends a significant amount of his free time flying, often with his family.

Michael Stapelberg

Creator of i3, Debian Code Search, distri

Watch the recording on YouTube Live.

Michael has been using Linux as his main operating system for the last 15+ years.

He is the author of the i3 tiling window manager, the regexp search engine Debian Code Search and a number of other open source projects.

Megan Marsh

Senior Software Engineer at HashiCorp

Watch the recording on YouTube Live.

Megan Marsh is a senior engineer at HashiCorp, and the engineering lead for the Packer open source tool. Prior to working on Packer, she used Packer in her role as a cloud engineer at Sauce Labs, and prior to that she researched biomechanics at UCSF. She lives in Oregon with her husband, daughter, and dog. Her hobbies include quilting and indoor gardening.

Suz Hinton

Senior Software Engineer at Stripe

Watch the recording on YouTube Live.

Suz Hinton is a senior software developer and open source maintainer. She currently works on developer tools at Stripe. In her spare time she enjoys maintaining OSS, creating 3D artworks, messing with hardware / IoT, and is pursuing a degree in Cybersecurity.

Josh Goldberg

Staff Frontend Developer at Codecademy

Watch the recording on YouTube Live.

Josh Goldberg is a staff frontend developer at Codecademy, where he focuses on the core learning platform, accessibility, and web infrastructure. He's also an overly enthusiastic open source and TypeScript aficionado and works on TypeScript static analysis tools on the side.

Phil Haack

Co-founder and CTO of A Serious Business, Inc.

Watch the recording on YouTube Live.

Phil Haack is a co-founder and CTO of A Serious Business, Inc. and the creator of Abbot.

Phil has over twenty years of experience in the software industry. Prior to A Serious Business, Inc., he was a director of engineering at GitHub and helped make GitHub friendly to developers on the Microsoft platform. 

Prior to GitHub, he was a Senior Program Manager at Microsoft responsible for shipping  ASP.NET MVC, NuGet, among other projects. These products had permissive open source licenses and ushered in Microsoft's Open Source Era.

Leah Culver

iOS developer at Twitter

Check out the recap and recording here

About Leah Culver

Leah Culver is an iOS developer at Twitter working on Twitter Spaces. She lives in San Francisco with her husband and their pug, Mr. Wiggles. Prior to joining Twitter, Leah was the co-founder of Breaker, a social podcast listening and discovery app. Leah also founded Pownce, an early social media app acquired by Six Apart, and Convore, a group chat app. She is a co-author of both the OAuth and oEmbed API specifications. Her hobbies include working out (mostly on Peloton these days) and playing poker with friends.

Seth Vargo

Google Cloud Engineer

Check out the recap and recording here.

Seth was our first guest on Dev Tool Time. He shared with us his clever gitconfig settings, favorite VSCode extensions and his speed hack on setting up a completely new machine.

About Seth Vargo

Seth Vargo is an engineer at Google Cloud. Previously he worked at HashiCorp, Chef Software, CustomInk, and some Pittsburgh-based startups. He is the author of Learning Chef and is passionate about reducing inequality in technology. When he is not writing, working on open source, teaching, or speaking at conferences, Seth advises non-profits.