David Hartfield
Core Systems Specialist at Sun Community Federal Credit Union
El Centro, California, United States
Summary
👤
Senior🎓
Top SchoolDavid Hartfield is a Core Systems Specialist with 13 years of experience blending mathematics, statistics-based finance, and business analysis to deliver reliable banking and operational systems. He has driven application improvements and release cycles at financial institutions—closing hundreds of backlog tasks, resolving 100+ production issues, and prioritizing enhancements across credit, wire transfer, vendor request, and HR workflows. A USC Financial Engineering MS and former statistics instructor, he pairs rigorous quantitative training with hands-on SDLC and testing discipline to shepherd complex releases. Comfortable switching roles—from classroom professor and lead tutor to technical analyst—he brings clear communication and stakeholder facilitation to multidisciplinary teams. Now based in El Centro, CA, he focuses on optimizing core banking systems and developer productivity while retaining a knack for translating technical tradeoffs into actionable business priorities.
13 years of coding experience
Master of Science (MS), Financial Engineering, Master of Science (MS), Financial Engineering at University of Southern CaliforniaBachelor of Arts (B.A.), Mathematics, Bachelor of Arts (B.A.), Mathematics at San Diego State University-Imperial Valley CampusAssociate of Science - AS, Mathematics, Associate of Science - AS, Mathematics at Imperial Valley College
Stackoverflow
23reputation
3kreached
0answers
1question
Github Skills (15)
image-picker8
camera8
native-module8
react-native-module8
react-native7
react7
ios6
realms4
animation4
get-started4
codesandbox3
explore2
javascript2
typescript1
higher-order-component1
Programming languages (2)
Github contributions (5)
royallcompany/jsondtd
May 2013 - Feb 2014
Contributions:15 commits in 9 months
dchartfield/gena
Dec 2019 - Mar 2020
Created with CodeSandbox
Contributions:6 pushes in 2 months
reactjavascriptcodesandboxreactjstypescript
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