Jarosław Michalik @JarekOnTech
I build apps and make stuff happen. Google Developer Expert / Android michalik.tech Poland Joined May 2016-
Tweets2K
-
Followers4K
-
Following290
-
Likes2K
You'll get the best feedback from your users. But what if you don’t have any? (or you’re too scared to talk to them)? > Record a screencast of your app > Upload it to Gemini 2.5 (via AI Studio) > Add a prompt: “act as an unhinged user, explain what you see in the app and…
When I start working on a new feature... > fire up my assistant (Claude, in my case) > prompt: “act as an event storming coach (...) ask me questions (...) create a process map in Mermaid” > discuss, iterate > you get a process map - it goes into docs and provides context for…
Building EngageUp.io day 37. User acquisition path (experiment): - I’m promoting the "roast your reel" page - user gets a few metrics and basic analysis - "want more? Create an account!" After creating an account, all metrics are visible + the ability to add your…
LLMs have STRONG confirmation bias. When asked "is this good?" they start looking for reasons why something IS GOOD. But if you ask... "Find ALL problems in this code. Be RUTHLESS." Suddenly the same model, in the same conversation, will spit out a list of 15 potential bugs,…
Side Project Lifecycle: Day 1 - This will be the next Facebook! 👉 Just finished your fifth rewatch of The Social Network. 👉 Buy a domain (so cool, so cheap!) 👉 Plan to quit your job 👉 Check how to set up a company in Cyprus Excitement lvl 10^6. Day 7 - "Maybe I should do…
A data science agent popped up in Google Colab. 👉 Upload your CSV 👉 Agent reads the file 👉 Explores data 👉 Conducts analysis 👉 Creates reports with charts All within Jupyter Notebook—view and tweak every step. Accelerated video: March Stripe data analysis took about 3…
Coding with @cursor_ai feels like magic.
Signs You're Writing "Smart" Code 👉 You can't explain it simply to a colleague 👉 It requires extensive comments to understand 👉 You're using advanced language features unnecessarily 👉 You're solving problems you don't have yet What else?
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
Gabor Varadi @Zhuinden
19K Followers 383 Following Android dev ~10+ yrs. EpicPandaForce @ SO. An organizer of Android Budapest. Mod in /r/android_devs and /r/mAndroidDev.
Charfaoui Younes @CharfaouiYounes
5K Followers 2K Following 👨💻 Android Developer | ✍️ Content Creator. 🚀 Helping You Become 1% Better Developer. 🧪 Tweets about Software Eng. Best Practices and Productivity Tips.
Adrian Kajda @adekk
629 Followers 2K Following @Fuelio founder | Developer / AI | Google For Startups (Google Developer Launchpad) Mentor
Mateusz Teteruk @MateuszTeteruk
204 Followers 159 Following I help Android devs create high quality software with Jetpack Compose 🚀 Android Engineer 🤖
theapache64 @theapache64
6K Followers 1K Following Breaking things at Hotstar | Kotlin fan boy 💜 🏗️ Creator of retrosheet : https://t.co/99lgQbVYvu
Ed Holloway-George �... @Sp4ghettiCode
4K Followers 1K Following Lead Android at https://t.co/LCfBMencb4 & GDE for Android 🔗 https://t.co/OeIzIuKzsg (he/him)
Mateusz Bratkowski @MateuszBrat
3K Followers 912 Following 👨🏼💻Software Engineer ✈️ Passionate about traveling 🌍 🏙️ Interested in urbanism and architecture 🏗️ 🌆
Z@R@👩🏻💻 @Zahra_HY
3K Followers 139 Following Native Android Developer 🤖| @GirlsWhoCode 9+ yrs @Kotlin @Java | https://t.co/wjQGUcm9yI
🦋Ana Stanescu @AnaStanescu22
5K Followers 359 Following Android Developer @snappmobile_io. Sharing my #AndroidDev journey with you.
Himanshu Singh @hi_man_shoe
4K Followers 1K Following India’s first @GoogleDevExpert for Android and Kotlin Replies are mine! Android Travel Engineer @NordVPN Previously @clue
droidcon @droidcon
29K Followers 1K Following droidcon is your place for all things #AndroidDev! 25 conferences worldwide - Latest Android news at @proandroiddev
AndroidWeekly @androidweekly
22K Followers 269 Following Get the best Android & Kotlin development news sent directly to your inbox since 2011! #AndroidDev #AndroidWear #kotlin
Sergio Sastre Florez @Gio_Sastre
2K Followers 340 Following Dad & husband | Android @GoogleDevExpert | ❤️TDD, Unit & UI testing. Now @DB_bahn, before @hermesDE, AutoScout24, @check24de, @lieferando. I make things happen
Artur Latoszewski @thecodeside_AL
197 Followers 253 Following 🚀👨🚀📱On a mission to build great mobile products.
Katya Vinnichenko @Vertigo87
3K Followers 2K Following Program Manager @Google. Leading @GoogleDevGroups across Europe, the Middle East and Africa🌍 Follow us @GoogleDevGroups ✌️
Rivu Chakraborty @rivuchakraborty
6K Followers 590 Following 🇮🇳 @GoogleDevExpert - #AndroidDev #Kotlin | #KMP #Android Consultant | Ex #Architect @JioCinema @JioHotstar, @meeshotech, @GojekTech, @Paytm, @BYJUS | #Author
muhammad talha @muhammadta2585
39 Followers 716 Following
Janani @Jans_005
0 Followers 164 Following
mst mim islam @mim_mst44611
48 Followers 846 Following
S K. @Fleurkings41
56 Followers 159 Following
Kutala Sandhyarani @KutalaSand81355
0 Followers 67 Following
Bingbong! @Obama_Biden_13
669 Followers 1K Following || Anime, politics and software engineering || Democrat #PNW
Ibrahim @Ibrahim74341587
3 Followers 227 Following
Neil Brown @nbrowny3108
53 Followers 220 Following
Muhammed Aliyu @muha45778
34 Followers 862 Following
SauCaCa @saucaca
3 Followers 196 Following
Kamil Zając @zajcUs
105 Followers 894 Following Just typical JavaScript developer 💻 react | 🦄 startups | 🤯 software architecture
Ale🍊,💊 @NickCommonr
117 Followers 1K Following
vico @terk1vo
349 Followers 5K Following
Valdir Ribeiro @Ribe4999Valdir
6 Followers 79 Following
jibran Khan @KhanJibran53938
8 Followers 80 Following
James Refund @JRefund51161
18 Followers 177 Following We protect the privacy of our customers and communities against cyber crimes
grim789 @MagicAlucard
134 Followers 1K Following I post history, AI, and science content, just whatever I find interesting. The problem is I have too many interests and not enough lifetimes. 🏰⏳️
👀 @NoOrdinaryNEWS ... @NoOrdinaryNews
1K Followers 7K Following ⚔ Conflict ⚓ Maritime 🚢 OSINT 👀 Politics 🐑 Protests 📢 Public Events 🙋 Public Opinion 🤷 🎤 Real People - Real News - Real Time 🎤 #NoOrdinary
TechViper @Vivek99sr
0 Followers 22 Following
Abdulrehman Azam @AbdulrehmanA28
87 Followers 1K Following IT Undergrad & Fullstack Developer with a passion for creating beautiful and user-friendly experiences.
i.Malayali @i__malayali
35 Followers 187 Following
Rising Hope Foundatio... @RisingHopeFND
1 Followers 38 Following
Vijay Chaudhary @VijayCh0691213
35 Followers 101 Following
ShingiAI @ArkoSphereAI
3 Followers 55 Following Welcome to ShingiAI We’re excited to bring you a revolutionary AGI-driven https://t.co/eWmGW8rFxm the space
Pranav Shandilya @impranav12
529 Followers 6K Following ENTJ| Now: Product Leader-Operator| Past: Entrepreneur| Startups| Books| Beaches| Beers| Biryanis| Basketball| Backpacking| Dogs| Drums| Whiskey| Classical Rock
Hasan Saikat @hasaansaikat
215 Followers 2K Following Software Engineer | Competitive Programmer | Interested in Algorithms, Backend, Data, Cloud & AI.
Thu_Buoyt @hioyeth
1 Followers 44 Following
Debbie Harris @DebbieHarr31318
202 Followers 387 Following
Baqer @unitedzt
73 Followers 3K Following
6months @cherlilin99498
8 Followers 74 Following
Mr Dowen @iammrdowen
104 Followers 2K Following Doing my best for myself... Je suis travailleur dans le IT. Je crois en JÉSUS. J'aime beaucoup mon pays 🇧🇫 #BurkinaFaso #entrepreneur #freelance
augmen-tor @Ai_Augmentor
2 Followers 42 Following
Hannah Sues @HannaHSueS87
249 Followers 2K Following #NQOS = Architect | Founder | Coder | Dreamer ☥ 𓂀 Morior Invictus 🏹 Fides Amor 🥷 {330}
Mateen Bassi @BassiMatee43561
0 Followers 49 Following
Al-Haik Journal @alhaik_journal
288 Followers 8K Following Al-Haik Journal is a scientific-intellectual-religious-political-cultural-mathematical journal. I will share with you many daily events globally.🔥🧡
Satish Santhanam @satishsanthanam
3K Followers 6K Following Project Manager, FinTech. Interests in Human Science, Pattern analysis, Data Science, Motivating, Medical IT, Literature, Philosophy, Psychology.
shenhe zhang @ShenheZ62813
15 Followers 218 Following
Chris Banes @chrisbanes
50K Followers 303 Following
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
Jaewoong Eum @github_skydoves
21K Followers 452 Following • 🥑 Senior Developer Advocate @RevenueCat • 🪄 Android & Firebase @GoogleDevExpert • 💙 Open-source at https://t.co/gVwUrBh6Kt • ✍️ Blog at https://t.co/QZiwJqszht
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
Marcin Moskała @marcinmoskala
11K Followers 186 Following Fullstack Kotlin, founder of @KtDotAcademy, JetBrains partner, GDE in Kotlin, author of Effective Kotlin and Kotlin Coroutines. Workshops: https://t.co/k2YqQwjvS3
Jorge Castillo @JorgeCastilloPr
15K Followers 491 Following Android @DisneyPlus. Formerly @X. Author of Jetpack Compose Internals https://t.co/0yAw07tdjQ. Building StoreShots 📸📲
PreusslerBerlin 🇺�... @PreusslerBerlin
16K Followers 1 Following Engineer @SoundCloud; Follow me at: https://t.co/rBpvZpiQN8: https://t.co/4LGK9gmTHV
Alex Styl @alexstyl
13K Followers 373 Following Building https://t.co/PoFFRSaGK4 – Ex @Apple Currently working on @ComposeUnstyled so you can build apps without Material
Gabor Varadi @Zhuinden
19K Followers 383 Following Android dev ~10+ yrs. EpicPandaForce @ SO. An organizer of Android Budapest. Mod in /r/android_devs and /r/mAndroidDev.
Jakub Mrugalski 🔥 @uwteam
40K Followers 536 Following 🤖 Piszę o technologii, automatyzacji, cybersecurity ✍️ Dokumentuję swoją drogę w biznesie 🖥️ https://t.co/7goCDafxgx ← to moje 😎
Charfaoui Younes @CharfaouiYounes
5K Followers 2K Following 👨💻 Android Developer | ✍️ Content Creator. 🚀 Helping You Become 1% Better Developer. 🧪 Tweets about Software Eng. Best Practices and Productivity Tips.
Adrian Kajda @adekk
629 Followers 2K Following @Fuelio founder | Developer / AI | Google For Startups (Google Developer Launchpad) Mentor
Mateusz Teteruk @MateuszTeteruk
204 Followers 159 Following I help Android devs create high quality software with Jetpack Compose 🚀 Android Engineer 🤖
Ed Holloway-George �... @Sp4ghettiCode
4K Followers 1K Following Lead Android at https://t.co/LCfBMencb4 & GDE for Android 🔗 https://t.co/OeIzIuKzsg (he/him)
Catalin Ghita @CatalinGhita4
7K Followers 768 Following 🫂Gradle build failed ➡️ switched to #indiehacking 📙 Author @PacktPub 🧑🏫 Instructor @Udemy
Mateusz Bratkowski @MateuszBrat
3K Followers 912 Following 👨🏼💻Software Engineer ✈️ Passionate about traveling 🌍 🏙️ Interested in urbanism and architecture 🏗️ 🌆
Z@R@👩🏻💻 @Zahra_HY
3K Followers 139 Following Native Android Developer 🤖| @GirlsWhoCode 9+ yrs @Kotlin @Java | https://t.co/wjQGUcm9yI
Roman Elizarov @relizarov
19K Followers 911 Following Software infrastructure & libs, language design, sports programming/ICPC, concurrency & algorithms, math & quantitative finance. ex-project lead for @Kotlin
🦋Ana Stanescu @AnaStanescu22
5K Followers 359 Following Android Developer @snappmobile_io. Sharing my #AndroidDev journey with you.
David Mlčoch @MlcochDavid
481 Followers 455 Following Co-founder and chief meme officer of Asteroid (YC W25) - Browser agents go brm brm - Opinions are my own and AI 🌳🚀🔮
Alex Chmyr @acm0x
142 Followers 331 Following ⚒️ a better mobile experience. Android Expert, TE @kodekoDev. @Kotlin contributor. SDKs, app security. Practitioner of #MeaningfulCoding. #MasterBuilder lvl 5
Chris Bakke @ChrisJBakke
230K Followers 155 Following Meandering. Founder with exits to @X @Indeed @Zillow
Akshay 🚀 @akshay_pachaar
227K Followers 484 Following Simplifying LLMs, AI Agents, RAGs and Machine Learning for you! • Co-founder @dailydoseofds_• BITS Pilani • 3 Patents • ex-AI Engineer @ LightningAI
AK @_akhaliq
425K Followers 3K Following AI research paper tweets, ML @Gradio (acq. by @HuggingFace 🤗) dm for promo ,submit papers here: https://t.co/UzmYN5YmrQ
John Rush @johnrushx
108K Followers 3K Following I run the most automated org on earth, using the AI Agents I built. @unicornplatform @indexrusher @listingbott @seobotai https://t.co/QIghafVlCy 24 startups → https://t.co/1ML5MmAQ7X
Marc Lou @marc_louvion
202K Followers 1K Following 🧑💻 https://t.co/Y30jsaI4oH $20K/m ⚡️ https://t.co/vatLDmiHKe $12K/m 📈 https://t.co/3EDxln5U2Q $6K/m 🍜 https://t.co/r07EpGTwyA $.5K/m 🧾 https://t.co/7olaOzVGML $0/m 🛡️ https://t.co/LFgSlrZaip $0/m 🧬 https://t.co/SfrVXVtU38 $0/m +18 https://t.co/4zCWHGJWRq
DHH @dhh
554K Followers 131 Following Father of three, Creator of Ruby on Rails + Omarchy, Co-owner & CTO of 37signals, Shopify director, NYT best-selling author, and Le Mans 24h class-winner.
staticmaker @staticmaker1
28K Followers 458 Following Discovering "boring" businesses at https://t.co/VrB2vWopEc. Sharing "boring" business opportunities at https://t.co/1qQOVZrUXW.
@levelsio @levelsio
721K Followers 2K Following 📸https://t.co/lAyoqmSBRX $145K/m 🛰https://t.co/ZHSvI2wjyW $40K/m 🏡https://t.co/1oqUgfD6CZ $35K/m 🌍https://t.co/UXK5AFqCaQ $14K/m 👙https://t.co/RyXpqGuFM3 $14K/m 💾https://t.co/M1hEUBAynC $6K/m
Damian Naprawa @DamianNaprawa
327 Followers 93 Following Founder @apresly_com (SaaS for creators), Docker Captain, Courses creator @ https://t.co/1YIzGqzqTS, Software Architect
GrowthDigest @GrowthDigest
1K Followers 3K Following Engineer by work. Thinker by nature. I write what most people only feel—but can’t explain. PS: I write to learn.
Stephan @stlauterbach
112 Followers 604 Following Building my Gym Tracking App fitloxx 💪🏼. Working as a Freelance Android Engineer. Sharing my app journey, mobile dev and some gym advice.
Erik Bernhardsson @bernhardsson
46K Followers 3K Following Building @modal when I'm not posting banger stuff about infra and AI
Nicos Nicolaou @nicolaou_nicos
1K Followers 1K Following Senior #Android & #Flutter #Developer #AndroidDev #FlutterDev Google Play Developer #Guitar https://t.co/bruBMm3C6l - https://t.co/ZxuexDi5ru
ThePrimeagen @ThePrimeagen
297K Followers 1K Following skill issues: 🟩⬛️⬛️⬛️⬛️⬛️(69/420) https://t.co/qWJnB6p4EP https://t.co/IwY3FTx1ZE https://t.co/TYJ6aSpwYs
Marc Reichelt 🇺�... @mreichelt
2K Followers 2K Following Android+Kotlin dev | self-driving cars | he/him | Making the world better, one step at a time! Now on @mreichelt.bsky.social & @[email protected]
Marharyta Nedzelska �... @jMargaritaN
2K Followers 333 Following Ukrainian, Staff Software Engineer @SonarSource, ex Software Engineer @Wix, ex Kyiv Kotlin User Group organiser, passionate code quality improver, Kotlin GDE
Annie has left the bu... @BijouConcierge
5K Followers 4K Following Having a break from work & socials. If you want to supercharge your productivity & sales, subscribe to my Get Sh*t Done Newsletter.
Anita Singh @anitas3791
3K Followers 2K Following Bangalore → LA → SF → Berlin. Leading engineering managers. Also #AndroidDev
Mohit @heyitsmohit
2K Followers 179 Following @GoogleDevExpert for @Android. Speaker. Blog at https://t.co/o8zRIORP47. https://t.co/6qEmFy4S0L
Arkadii Ivanov @arkann1985
7K Followers 356 Following Staff Software Engineer (Android) @X. Xoogler. Maintaining MVIKotlin, Decompose and Reaktive libs. Love MVI, reactive streams and testing. Opinions are my own.
Jeff Felten 📫 @HeyJeffFelten
6K Followers 419 Following Freelancer turned Co-Founder • Now helping B2B ecom brands get (and keep) more customers with emails • 500+ customers served since 2019
Robert Niestrój @NiestrojRobert
3K Followers 590 Following Software developer. Java, JavaScript. https://t.co/0zuyDgNj4N
Santiago @svpino
424K Followers 515 Following Computer scientist. I teach hard-core AI/ML Engineering at https://t.co/THCAAZcBMu. YouTube: https://t.co/pROi08OZYJ
Lou Creemers @lovelacecoding
33K Followers 635 Following Microsoft MVP ✨ | .NET + Vue 💚💜 | Public Speaker 🗣️ | Uni Teacher | Board Member @dotnetfdn | Dad Joke Lover ❤️ | Tweeting about tech and nerdy stuff
Igor Wojda 🤖 @igorwojda
5K Followers 714 Following 👉 20 years of industry experience 👉 Founding dev of #Konsist 👉 Book author and Tech reviewer 📘 👉 Follow me: 💡#AndroidDev💡#Kotlin💡#AppArchitecture
Stee @crowleystephen
2K Followers 395 Following Recovering architect. Rectangle sommelier. Shitposting @shituserstory
Ryan Kay @wiseAss301
3K Followers 218 Following Professional Android Software Engineer. Interests: Coding, Teaching, Meditation, Exercise, Philosophy I have a YT channel mostly about coding.
Alexey Bykov @nonewsss
2K Followers 422 Following Android GDE, Staff Engineer @Reddit (ex: @RevolutApp, @kaspersky), 🇬🇧UK Global Talent, #buildinpublic at my spare time
Mário Augusto @gutoomota
68 Followers 62 Following Software Engineer messing around with Android since 2012 💚 Now adventuring as a writer & speaker ✌️
Dr Milan Milanović @milan_milanovic
53K Followers 2K Following Chief Roadblock Remover and Learning Enabler | 400K+ audience | Writing on software, leadership & career | Making complex topics simple | Leadership Coach
Katya Vinnichenko @Vertigo87
3K Followers 2K Following Program Manager @Google. Leading @GoogleDevGroups across Europe, the Middle East and Africa🌍 Follow us @GoogleDevGroups ✌️
Jakub Chrzanowski �... @hszanowski
2K Followers 49 Following 🥑 Platform Developer Advocate @JetBrains 🧩 Helps to make JetBrains products extensible 🛠️ Tries to build useful stuff 🦬 Suffers from yak shaving
Mayank Gupta🧑🏻�... @waghnakh_21
7K Followers 847 Following AI Engineer • developer advocate • growth marketer • founded @swiftanytime
Via @codingmilf
11K Followers 1K Following Self-taught iOS developer. Falling in love with #SwiftUI & #UIKit every day.
Women Techmakers @WomenTechmakers
131K Followers 675 Following @Google's global program dedicated to helping women thrive in tech through visibility, community, & resources.
Rihanna Kedir 💙�... @rihanna_ke
1K Followers 793 Following @GoogleDevExpert #flutter & #dart_lang, WTM Ambassador, @GDG lead, @flutterista 👗👜👠 crafter 💻 Software engineer at UN-WFP Tweets are my own!
Vikas Rajput @vikasrajputin
36K Followers 325 Following Sr. Backend Engineer. Simplifying Backend and sharing what I learn along the way. Building Gujarat's biggest java community at @juggujarat
Alex Hormozi @AlexHormozi
924K Followers 180 Following Founder https://t.co/gQN7OehYd2, Co-Founder https://t.co/VLS8LzeasI. My new book $100M Money Models is out. (3.6M copies sold) Get yours now
Estee Tey @estee_tey
2K Followers 294 Following へへ ☀️ Building beautiful & accessible UI at @padlet 🌱 VueJS, React Native 🌙 @dota2 / @supabase / side projects 🐤 Tweets about tech & random stuffTrends for United States
24,7 B posts
7.231 posts
76,9 B posts
57,2 B posts
93 B posts
32,5 B posts
8.629 posts
50,9 B posts
16,6 B posts
19,6 B posts
106 B posts
1.792 posts
17 B posts
7.914 posts
20,7 B posts
69,5 B posts
11,5 B posts
3.929 posts
58,4 B posts
You might like
Abdul Basit
@abdulbasitgd
2K Followers
Simona Milanović
@anomisSi
5K Followers
Daniel Atitienei
@danielatitienei
2K Followers
ProAndroidDev
@proandroiddev
17K Followers
Android Dev Notes
@androiddevnotes
21K Followers
Jaewoong Eum
@github_skydoves
21K Followers
Marcin Moskała
@marcinmoskala
11K Followers
Igor Wojda 🤖
@igorwojda
5K Followers
Vasiliy Zukanov
@VasiliyZukanov
12K Followers
Jorge Castillo
@JorgeCastilloPr
15K Followers
Alex Styl
@alexstyl
13K Followers
Philipp Lackner
@plcoding
11K Followers
Alex Zhukovich
@Alex_Zhukovich
3K Followers
Z@R@👩🏻💻
@Zahra_HY
3K Followers
Antonio Leiva
@leiva_dev
13K Followers