Julio Greff
Co-Founder at Lemon Twist
Arnhem, Gelderland, Netherlands
Summary
🤩
Rockstar🎓
Top SchoolJulio Greff is a seasoned software engineer and co-founder with 17 years of experience building scalable web platforms and highly reliable transactional APIs. He has led greenfield initiatives and modernized legacy systems at scale, from Booking.com's Kubernetes-based deployment tooling and multi-million-transaction partner connectivity systems to Datadog’s container monitoring agent and operator. Comfortable across the stack, Julio combines backend systems design in Go and Ruby with front-end single-page apps and operational excellence for distributed infrastructure. He’s equally experienced setting long-term tech strategy and rolling up his sleeves to ship code, having grown small teams into full product tracks. Based in Arnhem, he pairs entrepreneurial grit with a practical, production-first mindset—and when not coding he’s an ultra-endurance cyclist, reflecting his persistence in tackling complex engineering challenges.
17 years of coding experience
15 years of employment as a software developer
Bachelor of Science (BSc) Computer Science, Bachelor of Science (BSc) Computer Science at UCS - University of Caxias do Sul
English, Portuguese
Stackoverflow
135reputation
31kreached
7answers
3questions
Github Skills (51)
monitoring10
kubernetes10
hugo10
observability10
stackdriver10
controller10
charts10
distributed-tracing10
kubernetes-operator10
integrations10
pmm10
horizontal-pod-autoscaler10
agent10
go10
apm-agent10
Programming languages (6)
Github contributions (5)
juliogreff/planningforserendipity.com
Feb 2016 - Jun 2020
Contributions:126 pushes, 2 branches in 4 years 4 months
sadlil/shipper
Mar 2019 - Sep 2019
Kubernetes native multi-cluster canary or blue-green rollouts using Helm
Contributions:27 commits in 6 months
rolloutsblueblue-greenhelmmulti-cluster
Find and Hire Top DevelopersWe’ve analyzed the programming source code of over 60 million software developers on GitHub and scored them by 50,000 skills. Sign-up on Prog,AI to search for software developers.