Jeff Skjonsby
Staff Software Engineer at SoFi
Auburn, Washington, United States
Summary
👤
Senior🎓
Top SchoolJeff Skjonsby is a Staff Software Engineer with nearly two decades of experience building cloud-native platforms, developer tooling, and resilient backend systems using Java and Spring. He has a proven track record driving large migrations and platform upgrades—leading REI’s Alpine microservices platform and migrating hundreds of services and CI/CD pipelines—and at HubSpot delivered massive latency improvements and a permissions remediation that cut non-compliant access from 86% to 0.1%. Jeff champions practical AI augmentation for developer productivity, having introduced agentic tools and AI-generated tests to modernize legacy modules and increase test coverage. He blends deep hands-on engineering with platform vision and mentorship, focusing on operational reliability, high-throughput performance, and seamless migrations with zero downtime. Based in Auburn, Washington, he’s equally comfortable designing APIs for partners or diving into caching strategies and infrastructure changes that move the needle for thousands of users.
12 years of coding experience
20 years of employment as a software developer
Bachelor of Science (B.S.), Computer Science, Bachelor of Science (B.S.), Computer Science at University of Washington Tacoma
Github Skills (9)
spring3
jgroups3
spring-boot3
dbunit3
java2
mocking2
testing2
groovy2
kafka1
Programming languages (1)
Github contributions (5)
jeffskj/cd-versions-maven-plugin
Jan 2015 - Feb 2018
Contributions:12 commits, 7 pushes, 1 branch in 3 years 1 month
jeffskj/intellij-settings
Oct 2018 - May 2023
Contributions:194 pushes, 1 branch in 4 years 8 months
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