Olle Korkmaz Zillén ☕️️
Hey there ☕️
I'm Olle Korkmaz Zillén
Software Engineer and Coffee Enthusiast
I write code by day and pull espresso shots by morning. This is where the two worlds collide. Building software, brewing coffee, and sharing what I learn along the way.
Let's connect!
Coffee projects

espresso.tools

Curated wishlist of espresso gear I use, love, or dream of owning.

pour.coffee

A guide to pour over brewing with step by step recipes and the tools behind every cup.
Latest from the coffee corner
Dialing In Espresso

Dialing In Espresso
Guide

A quick troubleshooting guide to common espresso problems and how to fix them

EspressoGuideTroubleshootingBrewing
Paper Cup Coffee

Paper Cup Coffee
Coffee

Paper Cup, local flavor meets expert roasting in Valencia

Paper CupSpainWashedMilk ChocolateCaramelBerries
Bluebell Coffee

Bluebell Coffee
Coffee

Bluebell, female-led café and roastery spotlighting great food, coffee, and women in coffee farming

BluebellSpainWashedMilk ChocolateHazelnutsCaramel
© 2026 Olle Korkmaz Zillén ☕️