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

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

Author of iOS Dev Weekly and co-creator of the Swift Package Index.

I much prefer email to private mentions here. You can email me at [email protected].

👨🏻‍💻 Software engineer (favorite technologies: #Swift/#dotNET/#Angular),
📷 Aspiring photographer (digital & 35mm film, mostly black and white),
👨🏻‍🎓 Psychology student (id 👹 or superego 😇),
🎞️ #Vernissage founder

I’m an indie macOS developer creating apps such as PowerPhotos and PlistEdit Pro.


#Apple #Mac #Cocoa #Swift #SwiftUI

Shareworthy stuff I stumble upon while developing! Topics: #iOSdev, #SwiftLang, #SwiftUI, #Xcode, #UX, #design, #accessibility, etc.

Engineering Manager, SwiftUI at 

Mostly Harmless. Programmer for Text Processing and Aerospace. Python/Swift/LaTeX/XML. Interrobang‽ Toki Pona. Linksgrün-versifft. Makes Hexer.app and Stempel. he/him 🇩🇪🇪🇺🇺🇳🌍

Find me on Bluesky 🦋 (@alpennec). Indie dev for Apple platforms (Swift & SwiftUI).

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)

I make apps. I love Swift and Elixir, have been known to write Rust and Kotlin and I can centre rectangles in CSS.

he/him 🖖 🐾 🏳️‍🌈, 🇪🇺

Posts in 🇬🇧 and 🇳🇱 (and maybe 🇫🇷, 🇸🇪 and 🇧🇬)

Tech witch. I'm building an electric airplane. I maintain the Quick, Nimble, and Swift Fakes testing libraries for Swift & Objective-C.

Avid bike rider. Bicycles are the best form of personal transport.

🏳️‍⚧️🏳️‍🌈. Married to the most wonderful woman in the world.

🌎 Iowa resident.
🔨 Full stack engineer working with #Ruby #Rails #NodeJS #React #Swift #Python
🎮 Bulbasaur stan
🎸 Lapsed musician
📚 Bibliophile
⌨️ Keyboard enthusiast
🪵 Beginner woodworker
👨‍👩‍👧🐈 Partner of B, father of V, cat dad of 2.

Software Engineer, casual player of Minecraft (See: MC-4) & Factorio. 🐕+🐈‍⬛.

Managing Apple devices @Root3nl during the day, learning SwiftUI at night | Root3 Support App | App Catalog

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!

@valentalukas on Twitter. Swift Tech Lead at Cleevio. Chess player, PhD student at Faculty of Business Administration at @vsecz. Author of http://ivote.cz.

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.

Chief Technical Officer at Omni Group, OmniPlan architect, Swift contributor. @hollie is my better half. My teens both seem to actually like me. He/him.

CTO/CIO and senior #iOS and #macOS developer using #Swift @ ser.soft GmbH (sersoft.de).

SwiftUI @ Apple