Kristján Ingi Geirsson
I built Icelandair's booking systems and the frontend for a cybersecurity platform. Now I'm building Studioek, an independent AI product studio in Reykjavík.
Work
Studioek
Co-founder & CTO2025 to nowAt Studioek, I lead engineering for Icelandic companies. The work includes AI products built on LLM APIs, websites, apps, e-commerce, internal tools, and automation.
Icelandair
Full-Stack Developer2021 to 2025I built Icelandair's flight and package booking engines and internal tools, and I served on its Cyber Security Team. Much of the job was changing shared systems without disrupting bookings.
Syndis
Frontend Developer2017 to 2019I built the frontend for Adversary.io, a cybersecurity platform that helped teams manage findings between penetration tests.
StudyCake
Co-founder & CTO2015 to 2017I co-founded StudyCake at Startup Reykjavík and built the first version of a reading app for children.
Education
Reykjavík University
BSc in Computer Science, Web DevelopmentTechnical College Reykjavík
Diploma2014Projects
allNouri
product2025A health app that creates supplement and lifestyle plans from each person's goals and daily data.
Icelandair Booking Engine
product2024The flight and package booking engines behind Icelandair's customer bookings, built as a shared Turborepo codebase.
Adversary.io
platform2018A cybersecurity platform built at Syndis for reviewing findings and tracking follow-up work between penetration tests. Later acquired by Secure Code Warrior.
Have a project in mind? Email me at kristjan@studioek.is.