Code with Jason

317 - Edward Tewiah, Creator of PropertyWebBuilder

29 Mar 2026

Contributed by Lukas

In this episode I talk with Edward Tewiah about his journey with PropertyWebBuilder, a Ruby on Rails toolkit for real estate websites. We discuss the ...

316 - Adapting to AI in the Agency World with Errol Schmidt

27 Mar 2026

Contributed by Lukas

In this episode I talk with Errol Schmidt from reinteractive about the evolving role of development agencies amid rapid AI advancements. We explore th...

315 - Dave Thomas, RubyConf 2026 Keynote Speaker

16 Mar 2026

Contributed by Lukas

In this episode, I talk with Dave Thomas about RubyConf 2026, the essence of a good conference, and the philosophy of programming, including abstracti...

313 - David Santoro, CTO of Carwow

03 Mar 2026

Contributed by Lukas

In this episode I talk with David Santoro, CTO of Carwow, about his journey from startup co-founder to leading a large engineering team. We discuss ca...

312 - AI, Observability, and Entrepreneurship with John Gallagher

27 Feb 2026

Contributed by Lukas

In this episode I talk with John Gallagher about changes in AI over the last 18 months and the impact of luck on success.Links:John's LinktreeJoy...

311 - Tyler Ewing, Creator of Ductwork

14 Feb 2026

Contributed by Lukas

In this episode I talk with Tyler Ewing about Ductwork, his innovative workflow framework for Ruby and Rails. We explore its unique position between b...

310 - Brad Taylor, Fractional CTO

14 Feb 2026

Contributed by Lukas

In this episode I talk with Brad Taylor about his journey as a fractional CTO and advisor for various companies. We discuss his experience with open s...

309 - How I Built SaturnCI (Starring JP Camara)

10 Feb 2026

Contributed by Lukas

In this episode I talk with JP Camara about RubyConf 2026, submitting CFPs, and why everyone should give talks. JP shares his experience using SaturnC...

308 - Christian and Jason Fail to Talk About AI

03 Feb 2026

Contributed by Lukas

In this episode I talk with Christian Genco about IQ, the pros and cons of high intelligence, the Big Five personality traits, evolutionary difference...

307 - Kody Kendall, Co-Founder and CEO of LlamaPress AI

25 Jan 2026

Contributed by Lukas

In this episode I talk with Cody Kendall about building software for his dad's HVAC business, learning usability testing, pivoting from contracto...

306 - Steve Pike, Co-Founder of Infield

23 Jan 2026

Contributed by Lukas

In this episode I talk with Steve Pike, founder of Infield, about dependency management and automated Rails upgrades. We discuss the tradeoffs of taki...

305 - Sean Schertell, CEO and Founder of Codepilot

15 Jan 2026

Contributed by Lukas

In this episode I talk with Sean Schertell about his return to Rails after many years in JavaScript, the pain of node module hell, Kamal for deploymen...

304 - Abstraction and Consciousness with Christian Genco

14 Jan 2026

Contributed by Lukas

In this episode I talk with Christian Jenko for round two. We explore abstraction as the most important idea in software, Michael Singer's philos...

303 - Christian Genco, Founder of Fileinbox

13 Jan 2026

Contributed by Lukas

In this episode I talk with Christian Genko, founder of Fileinbox. We discuss bootstrapping SaaS products, finding business ideas through openness rat...

302 - Miles Woodroffe, CTO of Mindful Chef

12 Jan 2026

Contributed by Lukas

In this episode I talk with Miles Woodroffe, CTO of Mindful Chef. We discuss his music career touring with The Specials and working with Bob Dylan and...

301 - Bekki Freeman, Staff Software Engineer at Caribou and Co-Organizer of Rocky Mountain Ruby

02 Jan 2026

Contributed by Lukas

In this episode I talk with Becky Freeman, staff engineer at Caribou and co-organizer of Rocky Mountain Ruby, about legacy code, refactoring long-runn...

300 - TDD and AI with Paul Hammond

02 Jan 2026

Contributed by Lukas

In this episode I talk with Paul Hammond about TDD as a discoverable principle—something alien programmers would independently arrive at. We discuss...

296 - Software Design Principles with Andrea Laforgia

02 Jan 2026

Contributed by Lukas

In this episode I talk with Andrea Laforgia about programming principles, why good code is code that's easy to change, and his motto: "write...

295 - Freelancing and Consulting with Wale Olaleye

02 Jan 2026

Contributed by Lukas

In this episode I talk with Wale Olaleye about finding consulting clients through referrals and word of mouth. We discuss the "hunting vs farming...

294 - The Dubious Idea of Code Reuse with Dave Thomas

02 Jan 2026

Contributed by Lukas

In this episode I talk with Dave Thomas about why code reuse is overrated, the economics of programming principles, and why we can't empirically ...

293 - Cory Zue, Solopreneur

02 Jan 2026

Contributed by Lukas

In this episode I talk with Cory Zue about his solopreneur journey building SaaS Pegasus, a Django boilerplate product. We discuss AI's potential...

299 - Eleni Konior, Senior Staff Software Engineer at Cisco Meraki

02 Jan 2026

Contributed by Lukas

In this episode I talk with Eleni Konior about her path from economics to graphic design to programming, and how creative skills benefit technical wor...

298 - AI-Assisted Rails Upgrades with Ernesto Tagwerker

02 Jan 2026

Contributed by Lukas

In this episode I talk with Ernesto Tagwerker about using AI for Rails upgrades, AI as an unblocking tool rather than just a speeder-upper, and the da...

297 - AI-Assisted Coding with Steven Diamante

02 Jan 2026

Contributed by Lukas

In this episode I talk with Steven Diamante about coaching teams on XP practices and AI coding agents. We discuss why change is so hard (people have t...

292 - Kendall Miller

01 Jan 2026

Contributed by Lukas

In this episode I talk with Kendall Miller about MCP (Model Context Protocol) and why AI agents need third-party guardrails. His company Maybe Don&apo...

291 - Joel Drapper

01 Jan 2026

Contributed by Lukas

In this episode I talk with Joel Drapper about defect-free development—not just automated testing, but the full spectrum: linting, static typing, da...

290 - Dead Man's Snitch with Chris Gaffney

01 Jan 2026

Contributed by Lukas

In this episode I talk with Chris Gaffney about Dead Man's Snitch, a cron job monitoring service he's run full-time for six years after Coll...

289 - Lio Lunesu, CTO at Defang

01 Jan 2026

Contributed by Lukas

In this episode I talk with Lio Lunesu, CTO of Defang, about infrastructure as code, Docker, and Docker Compose. Defang compiles Docker Compose files ...

288 - Ryan Frisch and Brendan Buckingham, Co-Hosts of the Rails Business Podcast

01 Jan 2026

Contributed by Lukas

In this episode I talk with Ryan Frisch and Brendan Buckingham from the Rails Business Podcast about whether info products are viable in the Rails com...

287 - Jeff Casimir, Founder of Turing School

01 Jan 2026

Contributed by Lukas

In this episode I talk with Jeff Casimir, founder of Turing School, about why AI is far down his list of reasons for the tech job market downturn—he...

286 - Darwin, Science and Programming with Kate Holterhoff

01 Jan 2026

Contributed by Lukas

In this episode I talk with Kate Holterhoff, senior analyst at RedMonk, about her PhD research on Darwin's methods, speculation in science, and h...

285 - Michael Ferranti, Chief Marketing Officer at Unleash

31 Dec 2025

Contributed by Lukas

In this episode I talk with Michael Ferranti from Unleash about feature flags, trunk-based development, and why DevOps metrics alone aren't suffi...

284 - Josef Strzibny, Author of Deployment from Scratch and the Kamal Handbook

31 Dec 2025

Contributed by Lukas

In this episode I talk with Josef Strzibny about his books Deployment from Scratch and Kamal Handbook, the economics of info products in the Ruby spac...

283 - Tom Akehurst

31 Dec 2025

Contributed by Lukas

In this episode I talk with Tom Akehurst, CTO and Co-founder at WireMock, about API mocking, testing philosophy (verification vs specification, contra...

282 - Jarrett Yew

31 Dec 2025

Contributed by Lukas

In this episode I talk with Jarrett Yew about his 10-year programming journey, early freelancing failures, working with difficult clients, and we go d...

279 - Mike Mroczka, Author of Beyond Cracking the Coding Interview

31 Dec 2025

Contributed by Lukas

In this episode I talk with Mike Mroczka about his book Beyond Cracking the Coding Interview. We discuss why algorithmic interviews persist, how AI ha...

281 - Rafael Masson and Craig Kerstiens

31 Dec 2025

Contributed by Lukas

In this episode I talk with Raphael Masson, CTO of Missive, and Craig Kerstiens from Crunchy Data. We cover bootstrapping Missive from a side project ...

280 - Mike Bowers, Chief Architect at FairCom Corporation

31 Dec 2025

Contributed by Lukas

In this episode I talk with Mike Bowers, Chief Architect at Faircom, about ISAM—the bare-metal database layer that predates SQL and powers stock tra...

278 - Austin Chadwick and Chris Lucian, Co-Hosts of the Mob Mentality Show

22 Dec 2025

Contributed by Lukas

In this episode I talk with Austin Chadwick and Chris Lucian about AI and machine learning. We discuss why LLMs may not lead to AGI, the history of AI...

277 - Gregory Kapfhammer

04 Dec 2025

Contributed by Lukas

In this episode I talk with Gregory Kapfhammer about flaky tests. We cover their five main causes, why fixing individual flaky tests isn't enough...

276 - Todd Kaufman, Agent #001 at Test Double

22 Nov 2025

Contributed by Lukas

In this episode I talk with Todd Kaufman about founding Test Double, focusing on hiring senior consultants who excel at communication and empathy. We ...

275 - Irina Nazarova, Organizer of SF Ruby Conference

18 Nov 2025

Contributed by Lukas

In this episode I talk with Irina Nazarova about the San Francisco Ruby Conference happening November 19-21. She explains why SF needs a Ruby conferen...

274 - Matthew Ford, CEO/CTO at Bit Zesty

09 Nov 2025

Contributed by Lukas

In this episode I talk with Matthew Ford about AI-assisted coding at BitZesty. We discuss how AI speeds up development while requiring human oversight...

273 - Steve Ruiz, Founder of tldraw

05 Nov 2025

Contributed by Lukas

In this episode I talk with Steve Ruiz about creating TLDraw, an open-source canvas SDK. We discuss the intersection of design and engineering, managi...

272 - Anthony Eden, Founder of DNSimple

25 Oct 2025

Contributed by Lukas

In this episode I talk with Anthony Eden about building DNSimple, a DNS provider and domain registrar. We discuss his 25 years in the domain industry,...

271 - Hotwire with Radan Skorić

08 Oct 2025

Contributed by Lukas

In this episode I talk with Radan Skorić about his book Master Hotwire, the challenges of Hotwire documentation, blogging in the AI age, how AI affec...

270 - AI with Daniel Nastase

29 Sep 2025

Contributed by Lukas

In this episode, I discuss AI with Daniel Nastase, covering Daniel's journey from building neural networks from scratch to understanding embeddin...

269 - Cody Norman, Founder of Spot Squid for Tattoo Shops

26 Sep 2025

Contributed by Lukas

In this episode I talk with Cody Norman about his journey from economics to programming, his tattoo shop management software SpotSquid, and lessons fr...

268 - Joel Drapper

22 Sep 2025

Contributed by Lukas

In this episode I talk with Joel Drapper about open source development, the joy of coding without constraints, AI tools like GitHub Copilot, and our s...

267 - Upcoming Ruby Events with Jim Remsik, Founder of Flagrant

19 Sep 2025

Contributed by Lukas

In this episode I talk with Jim Remzick about how AI has affected the job market, the value of in-person networking, and XO Ruby, Jim's series of...

266 - Hotwire Native with Joe Masilotti

15 Sep 2025

Contributed by Lukas

In this episode, I talk with Joe Masilotti about his new book on Hotwire Native, which lets Rails developers build mobile apps using web views with na...

265 - Software Design with Paul Hammond

07 Sep 2025

Contributed by Lukas

In this episode, I chat with Paul Hammond about effective testing strategies, the joy of working with well-designed TDD systems, and how synchronous c...

264 - Dan Moore, Principal Product Engineer at FusionAuth

29 Aug 2025

Contributed by Lukas

In this episode I talk with Dan Moore from FusionAuth about authentication solutions, testing strategies, and when to skip tests based on risk and cos...

263 - Gayle Laakmann McDowell, Author of Cracking the Coding Interview

08 Aug 2025

Contributed by Lukas

In this episode I talk with Gayle Laakmann McDowell, author of Cracking the Coding Interview. We discuss coding interviews as well as the current stat...

262 - Michael Lubas, Founder of Paraxial.io

28 Jul 2025

Contributed by Lukas

In this episode I talk with Michael Lubas, founder of Paraxial, a software security product for Ruby on Rails applications. We discuss his background ...

260 - Adam McCrea, Founder of Judoscale

08 Jul 2025

Contributed by Lukas

In this episode I talk with Adam McCrea, founder of Judoscale, an autoscaler for Heroku and other platforms. Adam built Judoscale as a side project in...

261 - Abstraction and Emergence with Jorge Manrubia

20 Jun 2025

Contributed by Lukas

In this episode I discuss abstraction and emergence with Jorge Manrubia from 37signals. We explore how abstractions should hide distracting details wh...

259 - Chris Chilek and John Cunningham, Founders of LegiPlex

17 Jun 2025

Contributed by Lukas

In this episode I talk with Chris Chilek and John Cunningham of LegiPlex about their AI-enhanced legislative monitoring platform. We discuss how they ...

258 - Errol Schmidt, CEO of reinteractive

11 Jun 2025

Contributed by Lukas

In this episode, I talk with Errol Schmidt from Reinteractive about community involvement and sales strategies. Errol shares how he targets Salesforce...

257 - Colleen Schnettler, Creator of HelloQuery

19 May 2025

Contributed by Lukas

In this episode, Colleen Schnettler discusses her startup HelloQuery, which allows non-technical people to query databases using natural language. She...

256 - Dave Farley, Author of Modern Software Engineering

14 May 2025

Contributed by Lukas

In this episode I talk with Dave Farley about how good software engineering prioritizes making code easy to change, since we inevitably need to revise...

255 - Ghost Engineers with Yegor Denisov-Blanch and Simon Obstbaum

09 May 2025

Contributed by Lukas

In this episode I talk with Yegor Denisov-Blanch and Simon Obstbaum about their Stanford research on developer productivity. They share findings about...

254 - Amanda Perino, Executive Director of The Rails Foundation

07 May 2025

Contributed by Lukas

In this episode, Amanda Perino, Executive Director of The Rails Foundation, discusses the foundation's mission to promote Rails through events li...

253 - Dave Thomas, Author of The Pragmatic Programmer and Sin City Ruby 2025 Keynote Speaker

28 Mar 2025

Contributed by Lukas

In this podcast episode I talk with Dave Thomas, co-author of The Pragmatic Programmer and Sin City Ruby 2025 keynote speaker, who discusses his upcom...

252 - What is Good Code? with Jerad Gallinger

24 Mar 2025

Contributed by Lukas

In this episode, I talk with Jared Gallinger about what makes good code. We agree that code must first work correctly, but real quality comes from bei...

251 - Databases at Scale with Prarthana Shiva, Sin City Ruby 2025 Speaker

07 Mar 2025

Contributed by Lukas

In this episode of Code with Jason, host Jason Swett interviews Prarthana Shiva, a senior software engineer at NexHealth, who shares how her team is h...

250 - Nick Schwaderer

21 Feb 2025

Contributed by Lukas

This podcast episode features a lively conversation between Jason Swett and Nick Schwaderer, covering a range of topics from Thanksgiving traditions t...

249 - Neeraj Singh, Founder and CEO of BigBinary and Neeto

13 Feb 2025

Contributed by Lukas

The episode explores the challenges of remote work and the opportunities for connection that arise from engaging in community events like the Sin City...

248 - Ryan Kulp, Founder of TRMNL

05 Feb 2025

Contributed by Lukas

In this episode I talk with Ryan Kulp, creator of TRMNL, an e-ink dashboard.TRMNLryanckulp.comRyan Kulp on X

247 - Steven R. Baker, Creator of RSpec

28 Jan 2025

Contributed by Lukas

In this podcast episode, Steven R. Baker dives into test doubles like mocks and stubs, discussing their essential role in robust code development and ...

246 - John Gallagher

23 Jan 2025

Contributed by Lukas

Join us for a conversation with John Gallagher, founder of Joyful Programming, as he shares insights on making programming enjoyable through Ruby, des...

245 - Irina Nazarova, CEO of Evil Martians and Sin City Ruby 2025 Speaker

16 Jan 2025

Contributed by Lukas

Jason Swett and Irina Nazarova discuss the revitalization of the Ruby community, focusing on the announcement of Sin City Ruby 2025 in Las Vegas. They...

244 - Jeff Dwyer, Founder & CEO at Prefab

14 Jan 2025

Contributed by Lukas

This episode explores how Prefab enhances deployment workflows by integrating feature flags with Java microservices and Ruby on Rails, drawing on Jeff...

243 - Johanna Rothman, Author and Consultant

07 Jan 2025

Contributed by Lukas

Johanna Rothman shares how to overcome the isolation of remote work by rebuilding community and fostering connections. She talks about the balance bet...

242 - John DeSilva, CTO at Revela

03 Jan 2025

Contributed by Lukas

In this episode, we reflect on the shift from remote work to in-person connections and explore Detroit's transformation into a vibrant place to l...

241 - Freedom Dumlao, Sin City Ruby 2025 Speaker

31 Dec 2024

Contributed by Lukas

Freedom Dumlao discusses Flexcar’s switch from Java to Ruby on Rails, covering the challenges, successes, and lessons learned from the transition. H...

240 - JP Camara, Principal Software Engineer at Wealthbox

04 Dec 2024

Contributed by Lukas

On this episode, I talk with JP Camara, Principal Software Engineer at Wealthbox about nicknames, how having quality A/V equipment impacts how people ...

239 - Artur Trzop, Co-Founder & COO of Knapsack Pro

26 Nov 2024

Contributed by Lukas

In this episode, I sit down with Artur Trzop, co-founder and COO at Knapsack Pro for a conversation that touches on the Polish language and learning f...

235 - Derrick Fonseca

19 Nov 2024

Contributed by Lukas

On this episode, I'm joined by Derrick Fonseca for a conversation that touches on Derrick's path to software development and the commonaliti...

238 - Will Carey, CTO of Brand New Box

12 Nov 2024

Contributed by Lukas

On this week's episode, Will Carey, CTO of Brand New Box and I get together for a chat that touches on RailsConf Detroit, Will's work at Bra...

237 - Adarsh Pandit, Executive Director of Ruby Central

07 Nov 2024

Contributed by Lukas

On this episode, I'm joined by Adarsh Pandit, Executive Director of Ruby Central.  We discuss men's fashion, Adarsh's path to becoming...

236 - Landon Gray

16 Oct 2024

Contributed by Lukas

On this episode, Landon Gray and I get together for a conversation that touches on AI consulting, backfilling tests in a system that wasn't devel...

235 - Eric Normand

08 Oct 2024

Contributed by Lukas

On today's episode, I sit down with Eric Normand to discuss how to select good customers, the importance of sales and marketing to a freelancer, ...

233 - Joel Hawksley, Staff Engineer at GitHub

01 Oct 2024

Contributed by Lukas

On this episode, I'm joined by Joel Hawksley, Staff Engineer at GitHub for a discussion of code ownership with regards to a 3-year WCAG (Web Cont...

232 - Allison McMillan, Fractional VP of Engineering & Leadership Consultant

11 Sep 2024

Contributed by Lukas

On this week's episode, I talk with Allison McMillan to discuss working environments, the importance of getting a remote team together on a regul...

231 - Matt Kirkland, Founder and Designer at Brand New Box

04 Sep 2024

Contributed by Lukas

On this episode, I talk to Matt Kirkland, Founder and Designer at Brand New Box.  We talk about how to get good clients, the utility of reminding peo...

230 - Nate Clark, founder of Brand New Box

27 Aug 2024

Contributed by Lukas

On today's episode I talk with Nate Clark, founder and principal software engineer of Brand New Box.  We discuss Brand New Box's early days...

229 - Test Driven Design with Alex Bunardzic

06 Aug 2024

Contributed by Lukas

On today's episode, I talk with Alex Bunardzic about TDD (Test Driven Design), separating IO from business logic, configurable dependencies, TCR ...

228 - Flaky Tests with Alan Ridlehoover and Fito von Zastrow

30 Jul 2024

Contributed by Lukas

On today's episode, I'm joined by Alan Ridlehoover and Fito von Zastrow for a deep dive on flaky tests.  Code with Jason - Testing Anti Pat...

217 - Rich Steinmetz

24 Jul 2024

Contributed by Lukas

Today Rich Steinmetz returns for a discussion that touches on switching between languages, both spoken and programming, structuring tests, getting the...

227 - Paul Campbell, Co-Founder and CEO of Tito

23 Jul 2024

Contributed by Lukas

On this episode, I talk with Paul Campbell, co-founder and CEO of Tito.  We discuss the origins and early days of Tito, trends in current web design,...

226 - Ciaran Lee, Co-Founder and Chief Engineer of Intercom

09 Jul 2024

Contributed by Lukas

In today's episode, I'm joined by Ciaran Lee, founder and Chief Engineer of Intercom for a discussion that touches on the genesis of Interco...

224 - Matthew Kaliara, CTO and Co-Founder at Rescale

25 Jun 2024

Contributed by Lukas

On today's episode, Matthew Kaliara joins me for a conversation on his work with his startup Rescale Supply.  We also discuss React, ViewCompone...

225 - How Many Hot Dogs Could You Eat?

13 Jun 2024

Contributed by Lukas

It must be both hot dogs and buns, not just the hot dogs themselves. Preparation (e.g. skipping meals beforehand) is allowed.Guests: Peter Cai, Brando...

223 - What Causes Flaky Tests with Brad Pauly

10 Jun 2024

Contributed by Lukas

On today's episode, Brad Pauly and I dig into the five causes (raised conditions, fixed time dependency, randomness, leaky state, and network or ...

222 - Into the Software Industry Straight out of High School with Verda Korzeniewski

03 Jun 2024

Contributed by Lukas

On this episode, I talk with Verda Korzeniewski about going into programming straight out of high school.  We also discuss Verda's experience in...

221 - Automated Translations in Rails with Trae Robrock

28 May 2024

Contributed by Lukas

On today's episode, Trae Robrock joins me for a discussion of his new Rails project Translated and his hotel management software Comfort.ly.  We...

220 - Sin City Ruby 2024 Recap with Andrew Atkinson

06 May 2024

Contributed by Lukas

On today's episode, Andrew Atkinson joins me once again for a recap of events at Sin City Ruby 2024.  We also talk about Andrew's new Postg...

219 - Tom Henrik Aadland, VP Development at EG

23 Apr 2024

Contributed by Lukas

In this episode, Tom Henrik Aadland joins me for a conversation about learning languages, life as an ex-pat in small town Argentina, starting a compan...

218 - Working with and Testing APIs with Rich Steinmetz

08 Apr 2024

Contributed by Lukas

On this episode, Rich Steinmetz returns once again for a conversation on working with and testing APIs.   Rich Steinmetz on Twitter Rich Stone.io