Jefferson Vaughn
IBM I Modernization Lead
Kennesaw, Georgia, United States
Summary
👤
Senior🎓
Top SchoolJefferson Vaughn is an IBM i modernization lead and senior software engineer with over two decades of experience modernizing legacy AS/400 systems and integrating them into distributed enterprise environments. He blends deep IBM i expertise—RPG/ILE, DB2, CLP—with modern languages and DevOps (Go, C, .NET, Python, Git/Jenkins) to deliver secure, high-performance solutions for financial and enterprise customers. Known for leading critical modernization projects, he has designed DB2 at-rest encryption that became IBM-recognized fixes and engineered live-partition-mobility-safe encryption and cross-platform antivirus integrations. Comfortable switching between hands-on development and technical leadership, he consistently reduces operational risk and accelerates delivery across Agile and hybrid lifecycles. Based in Kennesaw, GA, he brings a pragmatic, business-focused approach and a knack for translating stakeholder needs into maintainable, low-disruption modernization paths.
8 years of coding experience
27 years of employment as a software developer
Master of Information Systems, ASSOCIATES, Master of Information Systems, ASSOCIATES at Southeast Collegiate
Stackoverflow
11reputation
3kreached
1answer
9questions
Github Skills (16)
asp-net-mvc8
webservice8
asp-net-core-mvc7
api7
json6
iseries6
netcore6
asp-net6
html6
javascript6
asp-net-core5
mvc5
management1
erp1
crm1
Programming languages (2)
Github contributions (5)
jeffersonvaughn/coreiRST.NET.POC
Jul 2020 - Jan 2022
Fully functional ASP.NET core 3.0 MVC integrated with iSeries coreiRST Webservice API's
Contributions:18 commits, 29 pushes, 2 branches in 1 year 6 months
api-snet-core-3-0integratedasp-net-core-mvcasp-net-core-3-0
jeffersonvaughn/ibmi-json-beautify
Jan 2022 - Feb 2022
Contributions:12 commits, 9 pushes, 2 branches in 1 day
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