Garrett Koller
Senior Software Engineer at Catalist
Amsterdam, North Holland, Netherlands
Summary
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Senior🎓
Top SchoolGarrett Koller is a senior software engineer with 14 years of experience building scalable full-stack applications and data-processing systems, currently architecting cloud-based big data pipelines and APIs at Catalist. He combines deep backend expertise in Scala and Java with front-end skills in React and TypeScript to deliver well-documented, client-facing solutions and robust batch processing that ingests cloud sources. Garrett has led multi-language projects, automated CI/CD and blue/green deployments, and taught company-wide Python courses—showing both hands-on coding and technical leadership. Based in Amsterdam but rooted in DC and Oklahoma, he brings an uncommon mix of enterprise-grade data engineering, DevOps automation, and user-centric web development to mission-driven software.
14 years of coding experience
5 years of employment as a software developer
Design and Visual Communications General, Design and Visual Communications General at General AssemblyBachelor of Science (BS) Computer Science, Bachelor of Science (BS) Computer Science at Washington and Lee University
Dutch, English, Sign languages, Spanish
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (21)
ipmi7
vga6
openvpn6
hardware6
hdmi6
raspberry-pi5
vpn-server5
vnc5
adafruit5
kvm4
cookiecutter4
wireguard4
sensor4
temperature-sensor4
logging4
Programming languages (3)
Github contributions (5)
garrettheath4/pantry-tracker
Nov 2019 - Aug 2021
A web app that helps you track what groceries you have in your pantry and fridge so you know what you might be low on when you go to the store.
Contributions:4 PRs, 94 pushes, 5 branches in 1 year 8 months
reactdjangofridgejavascriptpantry
garrettheath4/Resume
Mar 2015 - Jun 2026
Contributions:73 pushes in 11 years 5 months
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