Maciej Jarząb (@MJarzab) header
Maciej Jarząb (@MJarzab) profile picture

Maciej Jarząb

@MJarzab

Innovator & Entrepreneur & Investor 🫡 Forbes 30u30 🌟 Sports lover 🥇 AI Geek 🦄

 Warsaw, Poland
Joined May 2011
  • Tweets127
  • Following317
  • Followers291
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Photo by Maciej Jarząb (@MJarzab)Photo by Maciej Jarząb (@MJarzab)Photo by Maciej Jarząb (@MJarzab)Photo by Maciej Jarząb (@MJarzab)Photo by Maciej Jarząb (@MJarzab)Photo by Maciej Jarząb (@MJarzab)Photo by Maciej Jarząb (@MJarzab)
Maciej Jarząb retweeted
José Morgado (@josemorgado) profile picture
José Morgado
@josemorgadoAug 30
Roger Federer's COMPLETE @TennisHalloFame Induction speech. Stop what you are doing and enjoy this half an hour.
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Maciej Jarząb retweeted
Midjourney (@midjourney) profile picture
Midjourney
@midjourneyJun 18
Announcing a new division of Midjourney called "Midjourney Medical"
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Maciej Jarząb retweeted
Roland-Garros (@rolandgarros) profile picture
Roland-Garros
@rolandgarrosJun 4
Jazda Maja 🇵🇱 #RolandGarros
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Maciej Jarząb retweeted
Roland-Garros (@rolandgarros) profile picture
Roland-Garros
@rolandgarrosMay 30
Believe it Maja 🧡 #RolandGarros
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Fantastic!!!
BBC Sport (@BBCSport) profile pictureBBC Sport
@BBCSportApr 26
WHAT HAVE WE JUST WITNESSED? 🤯 Sabastian Sawe has just become the first person in history to run a sub two-hour marathon in race conditions. Yomif Kejelcha was also under two hours for second!
Image from BBC Sport (@BBCSport)
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🇵🇱🇵🇱🇵🇱
NBC News (@NBCNews) profile pictureNBC News
@NBCNewsMar 16
A generation ago, Poland rationed sugar and flour while its citizens were paid one-tenth what West Germans earned. Today its economy has edged past Switzerland to become the world’s 20th largest with over $1 trillion in annual output. nbcnews.com/business/economy…
Poland is now among the world's 20 largest economies. How did it happen?

Poland is now among the world's 20 largest economies. How did it happen?

It's a historic leap from the post-communist ruins of 1989-90 to today’s European growth champion.

nbcnews.com
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Maciej Jarząb retweeted
The Olympic Games™ (@Olympics) profile picture
The Olympic Games™
@OlympicsFeb 21
SIX. 🥇🥇🥇🥇🥇🥇 Johannes Høsflot Klæbo makes history at #MilanoCortina2026, as the first athlete EVER to win SIX Olympic golds at a single Winter Games. 🤯❄️ Dominance. Precision. Pure cross-country greatness. 🇳🇴🔥 @milanocortina26 | #WinterOlympics #CrossCountrySkiing | @FISCrossCountry
Image from The Olympic Games™ (@Olympics)
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Maciej Jarząb retweeted
Eurosport Polska (@Eurosport_PL) profile picture
Eurosport Polska
@Eurosport_PLFeb 14
❗️ CO ZA HISTORIA! BRAZYLIA MA ZŁOTO OLIMPIJSKIE ❗️ Ale jak Lucas Pinheiro Braathen pięknie pojechał. Pierwszy i drugi przejazd pod jego dyktando ❗️ 𝐒𝐚𝐦𝐛𝐚 𝐧𝐚 𝐬𝐭𝐨𝐤𝐮 🕺 #HomeOfTheOlympics #MilanoCortina2026
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No one believed it! No one but you. 315 days ago - a fall into the hell. 315 days later - a run into paradise. FEDERICA, YOU ARE LEGEND 🐯 #MilanoCortina2026 #Olympics #FedericaBrignone #AlpineSkiing #Cortina
Image from Giochi Olimpici™ (@giochiolimpici)
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Poland is on the rise!
Paul Graham (@paulg) profile picturePaul Graham
@paulg30 Oct 2025
One advantage of having many distinct sovereign nations instead of a single world government is that they can try different policies and we can see which work best.
Image from Paul Graham (@paulg)
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Maciej Jarząb retweeted
The Nobel Prize (@NobelPrize) profile picture
The Nobel Prize
@NobelPrize7 Oct 2025
BREAKING NEWS The Royal Swedish Academy of Sciences has decided to award the 2025 #NobelPrize in Physics to John Clarke, Michel H. Devoret and John M. Martinis “for the discovery of macroscopic quantum mechanical tunnelling and energy quantisation in an electric circuit.”
Image from The Nobel Prize (@NobelPrize)
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Maciej Jarząb retweeted
Z Fellows (@zfellows) profile picture
Z Fellows@zfellows1 Oct 2025
No excuses, just get it done. — a CEO mindset from Sam Altman
Image from Z Fellows (@zfellows)
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Maciej Jarząb retweeted
Wimbledon (@Wimbledon) profile picture
Wimbledon
@Wimbledon12 Jul 2025
A #Wimbledon champion she will always be ♥️
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Maciej Jarząb retweeted
Wimbledon (@Wimbledon) profile picture
Wimbledon
@Wimbledon12 Jul 2025
Grass, mastered. 🏆 Iga Swiatek is Poland's first Wimbledon singles champion 🇵🇱
Image from Wimbledon (@Wimbledon)
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Nie ma drugiej takiej fighterki 😍 Wspaniały powrót wspaniałej zawodniczki. Mistrzyni Rolanda Garrosa gra dalej 📈 #RG2025 #RolandGarros #JazdaIga
IGA ŚWIĄTEK W ĆWIERĆFINALE ROLANDA GARROSA

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IGA ŚWIĄTEK W ĆWIERĆFINALE ROLANDA GARROSA

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Maciej Jarząb retweeted
The Economist (@TheEconomist) profile picture
The Economist
@TheEconomist22 May 2025
For the past three decades, Poland has shown how much a country can achieve with good economic policy and European integration. But if it elects a hard-right president, it risks throwing it away econ.st/43pW5lH
Image from The Economist (@TheEconomist)
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Super excited for the next chapter!
Startup Kitchen (@StartupEvaluat1) profile pictureStartup Kitchen@StartupEvaluat18 Apr 2025
⚡Investment Announcement⚡@QurieGen, a cellular technology company led by @KingaMatula & @MJarzab, raised €2.2M in funding led by CEE investors @TensorVC, @LHV_VC, @BSV_Ventures, Moondust Ventures, and 22 Hor Invest, as well as @TimDraper of @drapervc. startupkitchen.community/dut…
Dutch-based QurieGen raises €2.2M to build ‘Google Maps for cells’ and transform cancer drug...

Dutch-based QurieGen raises €2.2M to build ‘Google Maps for cells’ and transform cancer drug...

QurieGen, a Nijmegen, the Netherlands-based cellular technology company, raised €2.2M in funding.

startupkitchen.community
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Maciej Jarząb retweeted
Nike (@Nike) profile picture
Nike
@Nike19 Nov 2024
Thank you for giving everything, @RafaelNadal.
Image from Nike (@Nike)
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Ten moment 🔥 𝐓𝐄𝐍 𝐌𝐎𝐌𝐄𝐍𝐓 𝐍𝐀𝐃 𝐌𝐎𝐌𝐄𝐍𝐓𝐀𝐌𝐈 🔥🔥 Będzie żył w naszych głowach i sercach ✨✨ #TeamPL 🇵🇱 #MaxPL #HomeOfTheOlympics #Paris2024
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Maciej Jarząb retweeted
B/R Football (@brfootball) profile picture
B/R Football
@brfootball1 Jun 2024
🤍
Image from B/R Football (@brfootball)
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