CTO + CAIO. Ruby Central Board Member. Maker. Builder. Opinions my own.

Boston, MA
A portable multi-tool device in a toy-like body for pentesters and hardware geeks. Buy worldwide here ➡️ r.flipper.net/t
I build products and teams. SVP & GM New Ventures @Toasttab. Former VP Product @Drift & @LogMeIn. Philly sports fan. ⭕️ Phan.
Writing @Pragmatic_Eng, the #1 software engineering newsletter on Substack. Author of @EngGuidebook. Formerly Uber & Skype.
Co-founder/CTO, HubSpot ($HUBS). Mission: Help millions grow better. Publish simple.ai newsletter (2M+ subscribers). Building: YouSpot.com (Solo CRM)
Do it for the vine | My friends call me Spion | Head of Web Experience
Opinions my own. Area Tech Lead, AI and Web Ecosystem @chrome, Formerly Sr. Director of Core Infra @google • O'Reilly Author • github.com/sdras
Starting something new. Past: CEO & Founder @mixpanel Pizzatarian, engineer, music maker
PLG @toasttab | Product Advisor | Builder of @BreakScan | Reliving my childhood through sports cards with my son - available cards linked in eBay store
Thought leader
Product Lead @AngelList | Startup advisor | Angel investor | Tweet about startups, product, investing, growth, UX, nonsense | Saw $0 ARR to $1.2B exit at Drift
CTO @resourceguruapp | ⚒️ Building stuff with Ruby, Go, and TypeScript | Organiser @ Software Crafters Newcastle
MSc CS. Sr Software Engineer. Film shooter 📷. Open source guy. Organizer of @rgcalioficial | CEO of @rodarlibre +4k downloads App 🚀
I’m a software engineer who loves building products and teams. 2x founder: CTO @ Hent (YC W20) | CEO @ Eventick (acq. by Sympla) bsky: tdiniz.bsky.social
President at ClickFunnels. Created Bullet Train for Ruby on Rails. Founded and sold Churn Buster. ✝️
Agile Senior Vibe Coder 🦅😂 ailair.akitaonrails.com Assine The M.Akita Chronicles themakitachronicles.com 🇺🇸🇯🇵🇮🇱 Gritando pras nuvens
The Agent Framework – created and maintained by @vercel.
Your money, on the world’s most powerful network. Rolling out to U.S. residents.
A forum of thoughts and perspectives designed to ignite conversations and actions leading to growth, and occasional self promotion. #NeverGiveUp #RiseAboveHate
Author. Podcast Host. Love running, hiking, and PropTech. Thoughts/Opinions are my own. See You Out There!
Wright open source engineering software creator, #computationalDesign proponent, #gamer, #GATOR, 2022 Siemens Inventor of the Year. burhop.substack.com/
Building what's next. AI, electrification, energy. Past: Co-founder / CTO @Elephant_Energy. @nuro @MIT @Stanford.
Host of The Julia La Roche Show 🎙📺 piped.video/@TheJuliaLaRoche…
CEO @Vnomic - Make the world better! Family, Freedom & Technology!
API = Digital; Leaving it better than I find it; GenAI, Investing, Wellness and Longevity 🙌… posts, comments and thoughts are my own
DB2. Co-Founder, DataSage, EverQuote & Vestmark. Godfather of Quantization. GP at Link Ventures.
CTO at Mutually Human
Founder & CEO @OsmanticAI — Accelerating Opensource & Self-hosted / Local AI Adoption • I moderate GPUs on r/LocalLLaMA
We're an AI safety and research company that builds reliable, interpretable, and steerable AI systems. Talk to our AI assistant @claudeai on claude.ai.
Product Engineer | Tech Content Creator | SportsTech founder: @proplay_os 2x champion 🏆 and best goalkeeper 🧤 @MuslimUmmahFC championship
Personal AI that actually does things. Your agent, your machine, your rules. Now a 501(c)(3) non-profit foundation — open and independent, forever. 🦞
Father, husband and software developer. Ex @auth0
Curious Conversations on the Art of Software Maintenance. Hosted by @PlanetArgon's CEO @RobbyRussell.
VC @ Eniac Ventures · Venture Partner @ Pioneer Fund · prev. Co-founder/CTO @ Vimcal (YC S’18)
Web Engineer / Yet Another CRE / 柏.rb #kashiwarb / Tweets are my own
@hsbt@ruby.social: A member of Ruby core/RubyGems/Bundler team, Administrator of *.ruby-lang.org, github.com/hsbt, Fellow at ANDPAD, Inc.
CEO - CargoSense, Inc.
```move 37 ``` | 42 | samy is my hero | the world is forked & there is no spoon | founder & inventer @scriptkittyos | purple pill | i use linux btw
NYT Bestselling Author of The 5 Types of Wealth. Founder of Wild Roman. Gave up a grand slam on ESPN in 2012 and still waiting for it to land.
Weaving words & wisdom to heal the world | Poet, wife and visionary | Dreaming a new reality into being 💭 🎵 🌎
Engineering Director - Ruby and Rails Infrastructure team @shopify. Opinions are my own.
Product & Tech Consultant (CTO-for-Hire) | Founder, Mama Tech | Building DADA (Menopause Companion) | Digital Public Good & Women in Tech
Bun is a fast, all-in-one toolkit for installing, bundling, running and testing JavaScript & TypeScript. To install: `npm i -g bun`
Yes, I *am* that ESR. Well, it's the question people usually ask. Programmer, wandering philosopher, accidental anthropologist, troublemaker for liberty.
Maker of zip_kit, geneva_drive and pecorino. Speaker, engineering manager, former VFX artist. blog.julik.nl
Adding value from day one. Effective software development & expertise for your products and teams.
building @ladybirdbrowser. recovering addict. husband of @katalinkult. uncle. gymnasium brother.
Co-founder HubSpot | Sequoia | Propeller | MIT Host, Long Strange Trip pod: tinyurl.com/CEOLongStrangeTr…
Helping businesses make technology faster, simpler and more profitable. Fractional CTO | AI Strategy | Digital Transformation 🎙 Technology for Humans
👩🏼‍💻 software engineer • vegetarian 🌱, INTJ, chaotic good, food-motivated • #BlackLivesMatter • she/her • @valerie@ruby.social • @valeriecodes.bsky.social
open source code | @neovim core | @terminaldotshop btw | ✝️ father of 3, dad jokes my own twitch.tv/teej_dv | piped.video/@teej_dv
For over 20 years, our portfolio technology, tax-aware investing, & advisor tools have helped firms grow and thrive.
🇮🇳 Ruby India | Bringing Rubyists together | Code, collaborate, and connect |
Prediction markets, software development, thinking probabilistically Creating the next Theranos as a trauma response
Co-Founder @whop - Where you buy, build, and sell things on the internet
A conference about building things with Ruby on Rails, June 11-12, 2026, organized by @travis_code