John Pettit
Software Development Manager at ResMed
Rancho Santa Margarita, California, United States
Summary
👤
Senior🎓
Top SchoolJohn Pettit is a seasoned software development manager with a decade of experience delivering data-driven, scalable systems across IoT, big data, and enterprise software. He currently leads software development at ResMed, guiding architecture and delivery for large-scale healthcare data platforms. His background includes architecting event-driven microservices at Greenwave Systems and running multi-terabyte ETL pipelines on AWS EMR, with a data-lake migration from ElasticSearch to Snowflake at HG Insights. A Certified Scrum Master, he led agile delivery and backend modernization efforts, including ConnecDIM system migrations to Crate.IO and extensive AWS operations. He brings hands-on expertise across Java/Spring, Go, Scala, Python, and data-store technologies such as Cassandra, Redis, and MySQL, with exposure to Snowflake and cloud ecosystems. Based in Rancho Santa Margarita, California, he combines leadership with practical technical depth to turn complex requirements into reliable, scalable solutions.
11 years of coding experience
20 years of employment as a software developer
National University
Spanish, Indonesian
Github Skills (5)
leader9
squad6
nodejs6
javascript5
cube3
Programming languages (3)
Github contributions (5)
johnpettit/XIssueTracker
Oct 2018 - Nov 2024
Simple Issue Tracker in Java
Contributions:2 PRs, 25 pushes, 5 branches in 6 years 1 month
javatrackerissue-tracker
johnpettit/XIssueTrackGo
Jan 2020 - Oct 2021
Contributions:4 PRs, 64 pushes, 3 branches in 1 year 8 months
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