App developer & mini painter. I make apps and break things.

UIKit. Swift. Gaming. Warhammer. Generative AI. Husband. 🏳️‍🌈 He/him.

Former Swift Pipeline Engineer contracting @ Apple Marcom’s CGStudio

Ex-Apple DevPubs (12+yrs, remote). Author. OCD-sufferer. Apple platform developer since 1985. Former NeXT developer.


Like any rational adult, I dislike mimes.

Teaching programming (fundamentals, data structures and algorithms, GUI programming) in university. Formerly did also training for companies as a freelancer. Programming for myself and fun. C/C++, Java, Swift and SwiftUI. Drawing and painting, running and cycling. Father & grandfather.

Header pic: Lake Oulu, forest across the water on a sunny evening in August.

Developer of indie macOS apps. The Archive, WordCounter, TableFlip, Move!

Using #Xcode to write #Swift and sometimes #SwiftUI apps for #iOS and #Mac.

OG #Zettelkasten zealot.
Local #urbansketchers group founder.

#Bielefeld (Germany)

It is I, Grouleff!

100% natural and organic intelligence 🧠

I make computer go brrr. Mostly using #Ruby, but I also dabble in #RustLang and #Swift / #SwiftLang

I post mainly in #Danish, and occasionally in #English.

I like #cycling / #cykling, #running / #MastoRunDK, and #coffee.

I am the caretaker of #MusikalskPlanke, the daily chance to do a bit of planking, together with @klgn.

Born at 338.99 ppm.

Twitter migrant! Boomer here (aka OLD)Brooklyn NYC born and raised, but live in hell in DeSantis land now🤮 My family, politics, tea drinking, Whovian, raising Monarch 🦋, dogs, plants, books and golf are my jam! PS I am a Senior Swiftie!

🍎 SwiftUI engineer
🤖 AI Stuff
👨‍💻 Staff iOS engineer @medium
🇫🇷 Entrepreneur, iOS/macOS & more
🫡 Previously @glose 📖 @google 🔍 & various other
🧊 Maker of @IceCubesApp, an open source Mastodon client in SwiftUI: https://github.com/Dimillian/IceCubesApp
#IceCubesApp

Download it on the App Store: https://apps.apple.com/us/app/ice-cubes-for-mastodon/id6444915884

Also on Threads: https://www.threads.net/@dimillian

Every day, I post ludicrously in-depth content about advanced Swift Concurrency, iOS performance, SwiftUI, and under-the-hood Swift internals.

Subscribe for free to my weekly blog for more: https://blog.jacobstechtavern.com/subscribe

Rorohiko kaiārahi. Frentantic Intromastecution. Fraught Leader. Polibernial Mandorpulatorist. Neologist. Weirdo. Can fold fitted sheets.  ن #kindness #apple #rabbits #bunny #photog #cars #motorcycles #tech #foss #NgātiPākehā #TangataTiriti #DadJokes #coeliac #TaylorSwift #NZTwits

A rolling stone should not judge a book by its glasshouse // The higher, the fewer.

Darwin LT-14911.local 25.0.0 Darwin Kernel Version 25.0.0: Thu Aug 14 21:58:31 PDT 2025; root:xnu-12377.1.8~5/RELEASEARM64T6041

K-12 sysadmin. Linux, Mac, and some other things including pfSense, Ubiquiti, Juniper/Mist, and XCP-ng. Photographer, Apple enthusiast, and vintage tech admirer in my spare time. Learning Swift/SwiftUI. BLM. LGBTQIA+ ally.

.net consultant, C# and recently also Kotlin and some Swift developer, ex C# MVP(2004-18), DevExpress MVP, LLBLGenPro Partner. Also tinkering with Kotlin and Jetpack Compose, Swift and SwiftUI, microcontrollers and 3D printing.

Software developer, hobbyist keyboard player, kayaker, home cook. Casual gamer. Preferred games are no faster than Portal and less violent than chess. I need time to think.

C#, Swift, Javascript, C.

Windows for work, everything else at home. Keeping things separate.

🇩🇰🚴‍♀️🏳️‍⚧️🧄🥖

Perpetually distracted software engineer.

Protocols, not Platforms.
Comma Abuser.

#swift #accessibility #engineering #gamedev #steamdeck #ai #sumo

iOS Dev Happy Hour & CommunityKit organizer

My latest app is Please Don’t Rain (2023 AppleVis Golden Apple nominee for its accessibility support)

Speaking at SwiftLeeds 25. 😳

he/him

#accessibility

Wannabe techie || I have no idea what I'm doing here || Kann Spuren von Musikwissenschaft enthalten

iOS and Mac developer, focused on SwiftUI. Working on Matter/HomeKit stuff. Founder of nxtbgthng.

 unrelated. I'm here for bugs.
☈ https://cryptoswift.io ⌨️ TextKit certified expert @ https://goodnotes.com by day

Get https://notepadexe.com - developer playground.

Text editor implementer by night https://github.com/krzyzanowskim/STTextView

Failed Swift Software Engineer of indeterminate gender
I play video games, read comics and fail to produce podcasts
Currently on a neurodivergent journey of self-discovery, self-recrimination and self-flagellation
Pronouns: they/she/no/please-don’t (don’t collapse the probability waveform)
Jewish, in the apostate never finished Hebrew school way

Profile pic description: a vaguely feminine person with green hair and black lipstick wearing a black turtleneck, now pixelated!

Apple Platforms Dev who loves Japan, and also loves Swiss chocolate. Currently making https://jiiiii.moe/! Also made EleMints, SLUZZULS, amongst other things you can’t find anymore 😅.

Host @codecompletion, @LinhAndDimiChan!

#iOS #macOS #Apple #OpenSource #Tech #Swift #Anime #Japan #Japanese #Linguistics #ScientificSkepticism #fedi22

Software engineer, shipping products on multiple platforms, using a variety of tools including, but not limited to: Swift, Objective-C, Flutter, Dart, node.js, Kubernetes, Google Cloud, bash, zsh, php, MariaDB, Postgres…

Opinions are my own when I wrote them, perhaps not anymore.