Donald Vallejo
COO, CTO at Valiant Intelligence
San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolDonald Vallejo is a seasoned technology executive and co-founder with 11 years of experience scaling product-focused startups and shipping full-stack web applications. As COO/CTO he has simultaneously helped scale four companies in two years, led engineering and product teams, and architected client-facing and internal systems across diverse stacks. He taught full-stack engineering and UX/UI at UC Berkeley for over four years, blending practical classroom mentorship with recruiting and team-building in Silicon Valley. Comfortable in both hands-on engineering and executive strategy, he has deep expertise in CI/CD, AWS infrastructure, MERN stacks, and recruiting senior technical talent. Based in San Francisco, he combines academic teaching experience with a strong entrepreneurial network and a knack for turning research and R&D into deployable products.
11 years of coding experience
4 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at Dominican University of CaliforniaProfessional Certificate COMPSCI 854, Professional Certificate COMPSCI 854 at UC Berkeley Extension
Github Skills (6)
git10
subversion10
github10
patch10
api4
networking2
Programming languages (6)
Github contributions (5)
donaldvallejo/donaldvallejo
Nov 2020 - Jan 2024
Contributions:7 pushes, 1 branch in 3 years 2 months
thecoolteam/project1
Sep 2017 - Oct 2017
Contributions:30 pushes in 8 days
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