William Guerra
Founder at Legacy Marketplace
Upland, California, United States
Summary
👤
Senior🎓
Top SchoolWilliam Guerra is a founder and seasoned Scrum Master with 12 years of professional experience and a proven track record of delivering data-driven projects on time and under budget. He founded Legacy Marketplace and leads Trilly Classic, where his proactive impediment management and agile coaching produced 94% deadline adherence and 97% of projects delivered under budget. Skilled at scaling Agile across teams, he has trained multiple interns, junior Scrum Masters, and Product Owners while improving team velocity and shipping customer-facing features. Based in Upland, California, William combines hands-on coordination with empathetic servant leadership, often stepping into the toughest organizational moments to steer outcomes. Less obvious: his background in real estate operations and IT support gives him practical cross-functional fluency that helps bridge technical teams with business stakeholders.
12 years of coding experience
4 years of employment as a software developer
Business Entrepreneurship, Business, Business Entrepreneurship, Business at Azusa Pacific University
Github Skills (17)
authentication10
backend10
stream8
golang8
realtime8
theme-ui7
facebook7
telegram7
cli6
ide6
python6
messenger6
htmlhint2
typescript1
javascript1
Programming languages (6)
Github contributions (5)
williamtguerra/black-ui
Jun 2014 - Mar 2018
Contributions:15 commits, 2 PRs, 14 pushes in 3 years 9 months
atomtheme-ui
williamtguerra/workingwebsite
Apr 2024 - May 2024
Contributions:41 PRs, 123 pushes, 46 branches in 29 days
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