David Duefrene
Customer Support Specialist at Vertafore
Colorado Springs, Colorado, United States
Summary
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SeniorDavid Duefrene is a Customer Support Specialist with 8 years of hands-on IT and software support experience, currently diagnosing and resolving complex production issues for Vertafore’s web, desktop, and API products. He combines deep troubleshooting skills across Windows Server, SQL, IIS, .NET, and both SOAP and REST APIs with a strong background in networking, firewalls, and endpoint remediation from residential and SMB work. Known for consistently high customer satisfaction and SLA-driven ticket management, he excels at documenting resolutions, training users, and coordinating cross-functional escalations. Comfortable building small web apps using React, TypeScript, Python/Django REST, and cloud services, he brings a practical developer’s mindset to support engineering. Based in Colorado Springs, he pairs technical breadth with a knack for turning recurring incidents into durable fixes and clearer user guidance.
8 years of coding experience
Github Skills (23)
login-system10
authentication10
webauthn9
voting9
django-project9
django9
openid-connect9
two-factor-authentication9
esi9
eve9
eve-online9
xadmin9
account-management8
python8
saml8
Programming languages (4)
Github contributions (5)
David-Duefrene/PieceView
Jan 2020 - Mar 2023
A new social media website
Contributions:124 PRs, 324 pushes, 91 branches in 3 years 3 months
social-networkreactsocial-mediadjango3social-media-website
David-Duefrene/Colorado-Budget
Aug 2021 - Oct 2022
Contributions:87 commits, 167 PRs, 262 pushes in 1 year 2 months
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