Constantinos Psomadakis

Founding Engineer @ Lucent

London-based. Full-stack engineer building AI products.
I've been doing this since I was 12 and have no intention of stopping. I previously led the software team at KAIKAKU and I'm now working in the AI image and video space.

Blog posts

Reading list

This is a collection of all media that I've recently consumed and found to be particularly valuable. It could be anything from software to philosophy - if I think it's insightful, I'll add it to the list.

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Developing Tastehttps://emilkowal.ski
WebsiteNon-TechnicalPhilosophy
Jan 2026
Startup Engineering Team Organisationhttps://marcgg.com
WebsiteLeadershipNon-TechnicalStartups
Nov 2025
Inside Cursorhttps://colossus.com
WebsiteCareer / HiringLeadershipNon-TechnicalStartups
Nov 2025
How we engineered RAG to be 50% fasterhttps://elevenlabs.io
WebsiteAITechnical
Oct 2025
Processing Strings 109x Faster than Nvidia on H100https://ashvardanian.com
WebsiteAITechnical
Sep 2025
What GPT-oss Leaks About OpenAI's Training Datahttps://fi-le.net
WebsiteAITechnical
Sep 2025
Inside vLLM: Anatomy of a High-Throughput LLM Inference Systemhttps://www.aleksagordic.com
WebsiteAITechnical
Aug 2025
Formal Reasoninghttps://cs.ru.nl
WebsiteAITechnical
Aug 2025
Why LLMs Can't Really Build Softwarehttps://zed.dev
WebsiteAITechnical
Aug 2025
OpenFreeMap survived 100,000 requests per secondhttps://blog.hyperknot.com
WebsiteDatabasesScalingTechnical
Aug 2025
Cachinghttps://planetscale.com
WebsiteDatabasesScalingSoftware DesignTechnical
Jul 2025
The Big LLM Architecture Comparisonhttps://magazine.sebastianraschka.com
WebsiteAITechnical
Jul 2025
Do Larger PRs Get Merged Faster?https://www.greptile.com
WebsiteNon-TechnicalSoftware Design
May 2025
How Cursor Indexes Codebases Fasthttps://www.cursor.com
WebsiteAITechnical
May 2025
The Colors of Her Coathttps://www.astralcodexten.com
WebsiteNon-TechnicalPhilosophy
Apr 2025
Move Slow and Fix Thingshttps://endler.dev
WebsiteNon-TechnicalStartups
Aug 2024
Trimodal Nature of Tech Compensationhttps://newsletter.pragmaticengineer.com
WebsiteCareer / HiringNon-Technical
Jul 2024
On becoming competitive when joining a new companyhttps://ludwigabap.bearblog.dev
WebsiteCareer / HiringNon-Technical
May 2024
How to use stacked PRs to unblock your entire teamhttps://graphite.com
WebsiteLeadershipSoftware DesignTechnical
Jan 2024
SVD Image Compression, Explainedhttps://read.engineerscodex.com
WebsiteComputer VisionTechnical
Dec 2023
How Discord Stores Trillions of Messageshttps://discord.com
WebsiteDatabasesScalingTechnical
Mar 2023
Chain-of-Thought Prompting Elicits Reasoning in Large Language Modelshttps://arxiv.org
WebsiteAITechnical
Jan 2023
What is effective altruism?https://www.effectivealtruism.org
WebsiteNon-TechnicalPhilosophy
Jul 2022
It's Time to Become an ML Engineerhttps://blog.gregbrockman.com
WebsiteAICareer / HiringNon-Technical
Apr 2022
Heuristics That Almost Always Workhttps://www.astralcodexten.com
WebsiteNon-TechnicalPhilosophy
Feb 2022
How To Think For Yourselfhttps://paulgraham.com
WebsiteNon-TechnicalPhilosophyPsychologyStartups
Nov 2020
How To Become A Hackerhttp://www.catb.org
WebsiteNon-TechnicalPhilosophy
Jan 2020
Widening the Bridges: Beyond Consent and Autonomyhttps://c4ss.org
WebsiteNon-TechnicalPhilosophy
Mar 2018
A Philosophy of Software Design - John Ousterhouthttps://www.goodreads.com
BookSoftware DesignTechnical
Jan 2018
How Superhuman Built an Engine to Find Product Market Fithttps://review.firstround.com
WebsiteNon-TechnicalScalingStartups
Jul 2017
Violence and the Sacred: College as an incubator of Girardian terrorhttps://danwang.co
WebsiteNon-TechnicalPhilosophy
Jun 2017
#define CTO OpenAIhttps://blog.gregbrockman.com
WebsiteCareer / HiringLeadershipNon-TechnicalScalingStartups
Jan 2017
Product Development Cycle Fundamentalshttps://www.michaelseibel.com
WebsiteLeadershipNon-TechnicalStartups
Aug 2016
Salary Negotiation: Make More Money, Be More Valuedhttps://www.kalzumeus.com
WebsiteCareer / HiringNon-TechnicalPsychology
Jan 2012
Ten Lessons from GitHub's First Yearhttps://tom.preston-werner.com
WebsiteCareer / HiringLeadershipNon-TechnicalScalingStartups
Mar 2011
No Evolutions for Corporations or Nanodeviceshttps://www.lesswrong.com
WebsiteNon-TechnicalPhilosophy
Nov 2007
Wealth - Paul Grahamhttps://paulgraham.com
WebsiteNon-TechnicalPhilosophyStartups
May 2004