Derek Lee @thexpprogrammer
Creator of Beat Note App, iOS/Android/Kotlin Multiplatform Full Stack Engineer, XP/TDD/Pair Programming, Previously@Pivotal Labs Tokyo, Aspiring Drummer Shibuya-ku, Tokyo Joined July 2014-
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🚨 Users are reporting problems with Apple Developer App Store - TestFlight. Is Apple Developer App Store - TestFlight down for you? RT if you are having issues. isdown.app/status/apple-d… #apple-developerdown
I had a great time at the @TokyoiOSMeetup last week, presenting on @kotlin Multiplatform! 🎉 Thanks to all who attended and asked great questions. I'm excited #ios engineers are interested in expanding to #android! Here are my slides: tinyurl.com/2p8y296d Feedback welcome! 🙇🏻♂️
A huge shout out and appreciation to BIRTH LAB for taking the time to talk to me about the journey that led me to build my latest project (BEAT NOTE) and experience working in the US and Japan. Thank you! ありがとうございました！ 🙇🏻♂️
A huge shout out and appreciation to BIRTH LAB for taking the time to talk to me about the journey that led me to build my latest project (BEAT NOTE) and experience working in the US and Japan. Thank you! ありがとうございました！ 🙇🏻♂️
Thanks for the shoutout from the @kotlin team! 🙇🏻♂️ I'm excited to work on more KMM content to help iOS engineers experience the benefits of leveraging KMM to easily expand into the Android ecosystem. 👍🏻
Thanks for the shoutout from the @kotlin team! 🙇🏻♂️ I'm excited to work on more KMM content to help iOS engineers experience the benefits of leveraging KMM to easily expand into the Android ecosystem. 👍🏻
Thanks to @KotlinWeekly for including my recent Kotlin Multiplatform article on maximizing shared code in this week's newsletter! 🙇🏻♂️
Kotlin Multiplatform Mobile Is in Beta – Start Using It Now! #KMM 🎉🚀blog.jetbrains.com/kotlin/2022/10…
Wrote very short article showing example of how aligned the implementations of iOS and Android ViewModels can be when consuming Flows from shared Kotlin Multiplatform code johnoreilly.dev/posts/swift-ko…. #KMM #iOSDev #AndroidDev
The call for speakers for KotlinConf 2023 is open, and I've just submitted a few sessions! I'm excited to see the conference coming back next year and looking forward to the great speakers and sessions! sessionize.com/kotlinconf-2023
This technique ensures your multiplatform code is easy to maintain and maximizes the amount of code you can share between iOS and Android. bit.ly/3fAwgKI #Kotlin #KotlinMultiplatform #iosdev #androiddev
Shout out and appreciation to @androidweekly for including my latest blog digging into Kotlin Multiplatform in this week's newsletter! 🙇🏻♂️ This content, and content to come, will explore KMP techniques for Android and iOS devs. #KotlinMultiplatform
Shout out and appreciation to @androidweekly for including my latest blog digging into Kotlin Multiplatform in this week's newsletter! 🙇🏻♂️ This content, and content to come, will explore KMP techniques for Android and iOS devs. #KotlinMultiplatform
Thanks to @KotlinWeekly for including my latest blog digging into Kotlin Multiplatform in this week's newsletter! 🙇🏻♂️ I'm honored to be included among so many great resources for Kotlin and recommend subscribing to keep up with the latest in current Kotlin news.
iOS Dev Weekly - Issue 577 is out! iosdevweekly.com/issues/577#sta… Happy Friday, everyone!
Continuing my blog series on #KotlinMultiplatform, I want to see more iOS engineers get behind this tech and not spend time being frustrated using the wrong approach: artandscienceofcoding.com/science/avoid-… #Kotlin #iosdev #AndroidDev #KMM
Are you an iOS engineer looking to get started with multi-platform development? This is the first in a series digging into this topic. bit.ly/3pKzc9l Feedback welcome! #Kotlin #KotlinMultiplatform #iosdev #AndroidDev #KMM
Excited to be launching a blog! Planning to write about both technical and team-building topics, many inspired by my day-to-day pairing with clients. artandscienceofcoding.com
Thanks @ndonga_raphael for the helpful post on Kotlin Sealed Classes! section.io/engineering-ed…
Huge relief and thanks to @Dropbox for their "Rewind" feature - I didn't even know this feature existed and it totally saved me from a very dangerous Git mistake today! 😅 That was a close call....
John O'Reilly @joreilly
22K Followers 1K Following •Mobile Software Engineer @krakentech_ (Octopus Energy Group) •Android GDE •Open source KMP/CMP projects https://t.co/Fojz2c9UbO •Blog https://t.co/95xo7P1pL2
kishikawa katsumi �... @k_katsumi
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try! Swift Tokyo @tryswiftconf
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jollyjoester @jollyjoester
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Touchlab @TouchlabHQ
4K Followers 2K Following Kotlin Multiplatform enables tremendous efficiency gains for mobile, risk-free. Touchlab can ensure your team's success. https://t.co/ewRuGnuXIL
Zach Brown (ザック... @moredeploys
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Kaustubh Hiware @_ofkaus
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Peter Jacobs @pjacobs
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plDroid 2024 @PlDroid
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Manabu Tonosaki 戸�... @studytono
89 Followers 409 Following 五感と夢のインターフェース創る人です。 ※X活動や発言は全て個人のものです。 https://t.co/ftIJMM4QWf
kai @info19900910
74 Followers 392 Following @waseda_univ卒/ @aiit4u 情報アーキテクチャコースM2 / Software Engineer / SRE / とあるJTCサラリーマンの酒と肴と旅の備忘録
BIRTH LAB/WORK@麻布... @BirthLab
305 Followers 156 Following 麻布十番駅徒歩1分 | 「つながりを重ね、新たなことを生み出すコミュニティスペース」|ワークスペース利用、イベント・撮影等での貸切利用ができます◎実証実験などもお気軽にご相談ください🙆♀️
atesh @atesh19
140 Followers 910 Following
Damian Flannery @drotox
450 Followers 1K Following Android Dev / Team Lead with an MSc in Cybersecurity, living and working in Oxford, UK.
Martin Rajniak @martin_rajniak
77 Followers 374 Following Lead Android Developer @Avast. Interested in #KMP, #JetpackCompose, #SwiftUI #RemoteWork from 🇸🇰
Robert @nrobir
339 Followers 647 Following Lead Mobile Engineer at @Swan 👨💻 npub12cfje6nl2nuxplcqfvhg7ljt89fmpj0n0fd24zxsukja5qm9wmtqd7y76c
Giuseppe Sorce @warpmobile_it
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Jean-Pierre Pepperber... @JeanPepperberg
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Csaba Huszár @h_csaba
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Alexandre Gressier @_gressier
261 Followers 2K Following Android & iOS Native App Developer ✦ Serverless and AWS Enthusiast ✦ Entrepreneur @multiplatforge
Hadi @hadilq
805 Followers 2K Following Android, Kotlin, Java, ArrowKt, FP, try to be a good engineer, and Theoretical Physicist. Shared ideas are free, but I need the credit, so refer when resharing.
codecraftblog @codecraftblog
2K Followers 5K Following Father of 👧👧, iOS Developer Architect @SAP Labs 🇮🇳 #iosdev
Mochamad Iqbal 🖥 D... @mochadwic
84 Followers 317 Following Doing #AndroidDev, #Kotlin, KMP & Compose Part-Time Mobile React Native & Flutter find me (at socmed): (at)mochadwi
Olivier R. @HaiOlivier
263 Followers 5K Following
Hakan Bagci @hkn_bgc
8 Followers 301 Following
すーじ・🍜・�... @_SUR4J_
374 Followers 646 Following アプリエンジニア @ABEMA . 日本語 OK. Opinions are my own etc. etc.. all those usual description stuffs
dragoshaiduc @dragoshaiduc
69 Followers 1K Following
Jamie Craane @jcraane
79 Followers 408 Following Co-founder and CTO of MoxieMobile - Independent full stack software engineer with a passion for Kotlin and Kotlin multiplatform mobile.
John O'Reilly @joreilly
22K Followers 1K Following •Mobile Software Engineer @krakentech_ (Octopus Energy Group) •Android GDE •Open source KMP/CMP projects https://t.co/Fojz2c9UbO •Blog https://t.co/95xo7P1pL2
kishikawa katsumi �... @k_katsumi
9K Followers 2K Following iOS/macOS developer. https://t.co/Fk936ka2uW https://t.co/BgwWo18pda
try! Swift Tokyo @tryswiftconf
6K Followers 1K Following 世界中からSwift開発者が集まるコミュニティです。Swift言語やiOS、macOSを始めとしたAppleプラットフォームなどの最新情報や開発者同士の交流をテーマに毎年東京でカンファレンスを開催しています。 次回は2026年4月12日から14日です。 #tryswift
Zach Brown (ザック... @moredeploys
954 Followers 619 Following Are we being good Ancestors? Climate-finance guy and global nomad currently dividing my time between 🇿🇲 and 🇯🇵
JetBrains @jetbrains
204K Followers 53 Following The World's Leading Provider of Professional Development Tools. Makers of IntelliJ IDEA, ReSharper, PyCharm, TeamCity, Kotlin, and more.
Kotlin by JetBrains @kotlin
166K Followers 1 Following Discover what’s going on in the Kotlin ecosystem | @JetBrains Video tutorials https://t.co/u8SefOyX4B News https://t.co/pvEUEI0iPX Community discussions https://t.co/f1ymehGEIq
KotlinConf @kotlinconf
21K Followers 2 Following A conference about everything @Kotlin. Brought to you by @JetBrains. KotlinConf 2026 will take place in Munich, Germany on May 20–22, 2026.
Shinya Yanagihara @yanashin18618
1K Followers 472 Following { "role" : "Developer Productivity Specialist", "affiliations" : "Developer Global Black Belt, Microsoft", "notes" : "All opinions are my own" }
JetBrains Ktor @JetBrainsKtor
6K Followers 3 Following Kotlin Framework for creating connected systems. Free and OSS. Brought to you by JetBrains. https://t.co/1Mf2BYllBL.
Takuto Wada @t_wada
60K Followers 6K Following プログラマ。テスト駆動開発実践者。power-assert-js 作者。『テスト駆動開発』を翻訳、『プログラマが知るべき97のこと』『SQLアンチパターン』『SQLアンチパターン第2版』を監訳/監修、『事業をエンジニアリングする技術者たち』を編纂しました。
Marco Gomiero @marcoGomier
2K Followers 923 Following Mobile dev (Android & iOS), Kotlin Multiplatform fan, building @feedflowapp. Senior Android Engineer at @airalocom, @GoogleDevExpert for Android.
ProAndroidDev @proandroiddev
17K Followers 338 Following Professional Android Development: the latest posts from Android Professionals and Google Developer Experts
Canny @cannyHQ
5K Followers 125 Following Helping teams listen to their users to build better products. Feedback is the breakfast of champions 💪
『2020楽器フェ�... @music_fair
6K Followers 2K Following 『2020楽器フェア』公式アカウントです。『2020楽器フェア オンライン』開催決定！ 開催日程 ・プレオープン開催中：https://t.co/2iqxPuDRCC ・本開催期間：2020年12月11日（金）12日（土）13日（日）
Michael Tyson @MichaelTyson
2K Followers 72 Following Indie iOS developer living in the hills of Melbourne, Australia. Developer of Loopy, Audiobus and Samplebot. Who needs hobbies, anyway?
BIRTH LAB/WORK@麻布... @BirthLab
305 Followers 156 Following 麻布十番駅徒歩1分 | 「つながりを重ね、新たなことを生み出すコミュニティスペース」|ワークスペース利用、イベント・撮影等での貸切利用ができます◎実証実験などもお気軽にご相談ください🙆♀️
Jesse Duffield @DuffieldJesse
2K Followers 463 Following Creator of lazygit, lazydocker, horcrux, and the OK? programming language. Opinions expressed are not even representative of my own opinions
AndroidWeekly @androidweekly
22K Followers 269 Following Get the best Android & Kotlin development news sent directly to your inbox since 2011! #AndroidDev #AndroidWear #kotlin
Kodein Koders @KodeinKoders
195 Followers 7 Following French consulting company for Kotlin lovers, passionates & experts. We are hiring https://t.co/vkGikdORka
iOS Dev Weekly @iOSDevWeekly
23K Followers 2 Following No longer active here. Posting instead to Mastodon at @[email protected].
Froward Jason Would L... @JasnTru
3K Followers 2K Following Geek @YuzuTenCo | Bread & cheese nerd @Nokucheese | Kanagawa resident from Seattle | more at the blue place and https://t.co/kwJMJULjJQ
Guilherme Delgado @grdelgado7
142 Followers 317 Following Software Engineer @blissapps 🇵🇹 • https://t.co/9v72VuUgYi • https://t.co/opYsAc4VNU • when I’m not coding I’m 🧗🏽 or 🏄♂️
#AndroidDev @androiddevRTbot
5K Followers 1 Following Retweeting #AndroidDev with a marketing and spam filter. Let me know if I retweeted something I shouldn't have. Created by @MiguelAtWork beep bop beep bop
Kevin Galligan 🐶�... @kpgalligan
4K Followers 1K Following @[email protected] - Touchlab Partner. https://t.co/tu8EFBl8iJ Kotlin GDE, Kotlin Foundation https://t.co/RMETtaYSFJ, KMP everywhere.
IntelliJ IDEA, a JetB... @intellijidea
154K Followers 23 Following The Leading IDE for Pro Java and Kotlin Development, by @JetBrains Tips: #IntelliJIDEATips New Features: #NewInIntelliJIDEA Our YT channel https://t.co/GuAlWUIi7Q
Conscious Leadership @ConsciousLG
5K Followers 2K Following We bring a radical new leadership conversation to the organizational world through coaching, consulting, forums, events, keynotes, and online resources.
Ramit Sethi @ramit
297K Followers 814 Following Host of @netflix "How to Get Rich" & the Money For Couples podcast
Tim Jarratt @LeftSaidTim
379 Followers 472 Following He / Him. Dreamer of dreams. Engineering @BackMarket. Previously @Pivotal. Black Lives Matter. Trans Rights Are Human Rights.
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566 Followers 232 Following Lead developer/ founder @initialcapacity, lecturer @cuboulder, outdoor enthusiast, force behind the scenes
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2K Followers 369 Following bikes, code, beer, yoga, sitting, traveling...in various orders. @wundercapital, @pivotal/@vmware and @livingsocial...not necessarily in that order.(he/him)
Patrick McKenzie @patio11
184K Followers 802 Following I work for the Internet and am an advisor to @stripe. These are my personal opinions unless otherwise noted.
Kyodo News | Japan @kyodo_english
33K Followers 143 Following Breaking news, photos and more from Kyodo News, Japan's leading news agency. https://t.co/wrJ3CfR5tF https://t.co/qSdLO26RQd
Periphery @PeripheryBand
98K Followers 4K Following On tour this Fall with Spiritbox.👇 https://t.co/qhBRLNPyum
mayuko @hellomayuko
33K Followers 848 Following iOS Software Engineer (formerly @NetflixUIE, @Patreon, @Intuit), Content Creator • @hankoacademy Co-founder • TEDx speaker she/her/hers, 🇯🇵: @helloMayuko_jp
Tim Oliver 🇺🇦 �... @TimOliverAU
5K Followers 2K Following Gamer. Developer. Geek. iOS SWE at @Instagram (previously at @Drivemode), maker of @iComicsApp. Perth Aussie living in Japan. Also at @timoliver@🐘.social
Canyon @Immenor
220 Followers 467 Following Product Designer // Tokyo-Denver // Web & iOS Dev, Photography, Linguistics, 日本語 Building Context Language Learning App. Pivot.
Women Who Code Tokyo @WWCode_Tokyo
2K Followers 580 Following Women Who Code Tokyo公式アカウント。WWCode Tokyoは、東京界隈にいるTech業界における全ての女性の為のコミュニティー。本部は米SFにあり、女性の為に様々な支援を行っている世界的NPO団体。https://t.co/QBmdSweaH5
shindyu_a @shindyu
553 Followers 956 Following Software Engineer （a42x, Inc. ← Cluster, Inc. ← Yahoo! JAPAN )
Daniel Spreadbury @dspreadbury
3K Followers 528 Following Product Marketing Manager for @SteinbergMedia's music notation and composition application for macOS, Windows and iPadOS, @doricoofficial
dave mcclure @mcwumbly
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