OAP. 🏴🚹.♂.Live in Bradford. Copula eam se non posit acceptera jocularum. Can cook a bit 👨‍🍳 Published Author. Now retired Management Consultancy CEO, experienced in Nuclear, Defence and National Security sectors. Living on a pension and enjoying life.

Infosec cyber cat hobbyist

Works on air quality, low cost sensors, machine learning, community science & open data. Interested in urban planning & cycling. Born at 330 ppm. Rant alarm. Posts in en/fr/de. Views are mine. Posts delete after 2 months.

Videoproduktion, Marketingvideos
Bücher zu den Themen: AI, Linux, Open Source Software, Filme & Serien.

🇪🇺 IT / FOSS / Independence / Freedom
🇦🇹 Photographer | Analogue film × Compositions 🎓 Sharing insights @app.photobits 
🗺️ 2026 - Adventures ahead 
🌙 Moody & cinematic #arcaneplaces
https://linknest.at/tmanhalter

Building AGI with Privacy and Security at OpenAI.
Previously: ML Supply chain security @ Google Open Sourse Security Team (GOSST, released model signing & GUAC).
Previously: TensorFlow Security & OSS @ Google Research.
Previously: Haskell+differential privacy+ML @ LeapYear.

Linux. Django. Python. SAAS. Tech.

Building
➡️ Hellokea http://hellokea.com

Jack of all trades. Creativity, DIY, woodwork, tech (FOSS), camping, nature, single malt, EU, Feminist, LGBTQIA+ ally.

Advocate of people being allowed to be themselves and use their software without unreasonable restrictions

I am #1in12 - I have colour vision deficiency AKA colour blindness

Unless noted otherwise. Everything of mine that I toot is CC:BY-SA.

[avatar alt text: a cartoon sheep I drew.
Header alt text: a photo of rocks and the sea at Horsey Gap beach, Norfolk, UK]

Guitarrista, violinista, escritor, fundamentalista del viento en el silencio, más del agua que de la tierra.
🎻✒️🌊
⚜️PARÍS CON AGUACERO
⚜️LUGAR DONDE NO VUELVO; DONDE HE SIDO FELÍZ...
⚜️LA MUERTE NO ACEPTA PROPINAS
⚜️PARALELAS SI SE CRUZAN ∞

Things are just so much better if they start with #open
#opensource #coding 👨‍💻 #photography 📷 #videography 🎥

🌲🌳🌴🎓🥗😊🕊️🐼🐖

• Based in Warsaw, PL
• Sr. technical writer @ Open Home Foundation (Home Assistant)
• Ex-English teacher
• In my late 30s
• Fan of open source and storytelling in video games. Friend of dogs, big or small
• Member of @hswaw
• Bi, mostly a man
• I speak Polish, English, passable German and some Spanish. Toots and retoots mostly in English, rarely in Polish.

Mostly boosts.
Toots auto-delete after two months.

Profle pic made with "little guy maker" picrew.

PhD mathematics • computer scientist • CEO at EMS Press @ems_press • European Mathematical Society @EuroMathSoc • co-founder at PaperHive • researcher at SatoshiPay • free software • open science • #freifunk • Berlin

Digital transformation consultant · Software developer · Advocate for European digital sovereignty.
Exploring how open technologies empower small businesses and communities.
Writing in English and Lithuanian
#DigitalTransformation, #OpenSource, #Europe, #DigitalSovereignty

I make tiny games for fantasy consoles.
Linux, Android, FOSS enthusiast

Irish artist based in Helsinki and Kerry

Vajrayana Buddhist, Naljorma Tsül'dzin, practitioner of Aro gTér Nyingma lineage.

i am a dad of 2 boys. i live in sudbury MA. i like computer vision, operator theory, algebraic geometry, c++, rust, robotics

Free-time free-software hacker living in Toulouse, France. Emacs, Lisp, Rust, PostgreSQL.

Open source silicon enthusiast.

Linux-aro, Esperantista, traduttore a tempo perso (speriamo non tutto).

Co-Founder, Security Consultant, Assessor and Tester @ YDC