John Oswalt
Staff Software Engineer at Walmart Global Tech
Rogers, Arkansas, United States
Summary
👤
Senior🎓
Top SchoolJohn Oswalt is a Staff Software Engineer with 12 years of experience building resilient, enterprise-scale cloud platforms and microservice architectures, currently driving cloud and serverless solutions at Walmart Global Tech. He has a proven record of designing high-availability systems across Azure and GCP—delivering measurable gains like 99.9% uptime, 40% throughput improvements, and significant reductions in processing and error rates. Comfortable across the full stack, John blends Java, Spring Boot, .NET, Node.js and modern front-end frameworks to translate complex business needs into secure, scalable services. He’s led cross-functional teams, mentored emerging engineers, and consistently pushed architectural best practices into production for retail and healthcare-facing systems. Outside of work he’s long been active in the Northwest Arkansas developer community, helping grow local .NET meetups into a sustained technical network.
12 years of coding experience
22 years of employment as a software developer
Bachelor of Science, Bachelor of Science at University of Arkansas at Fayetteville
English
Stackoverflow
71reputation
8kreached
1answer
2questions
Github Skills (62)
angular10
react-table10
excel10
angular-cli10
pagination10
cli10
vue-table9
charting9
datatable9
typescript9
angular-grid9
grid9
react9
sorting9
datagrid9
Programming languages (5)
Github contributions (5)
nwadg/nwadg-website
Jun 2014 - Jun 2015
Contributions:14 commits, 9 pushes in 11 months
joswalt/Angular1-BareBones
Mar 2016 - May 2016
Contributions:18 pushes, 5 branches in 1 month
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