William Ersing
Independent Software Developer
United States
Summary
👤
Senior🎓
Top SchoolWilliam Ersing is an independent software developer with 11 years of hands-on experience spanning cloud-native AWS applications, systems engineering, and embedded software. He brings full-spectrum SDLC expertise and a strong foundation in programming across multiple languages and major operating systems, coupled with practical Agile leadership as a Certified Scrum Master and SAFe5 practitioner. William has worked across startups and enterprise teams, rapidly dissecting complex problems and adapting to new tools—often blending low-level systems thinking from his physics background with cloud-scale engineering. Known for continuous self-improvement and clear interpersonal skills, he balances solo independent work with recent senior engineering roles that delivered tangible product outcomes. An unassuming “fish bowl resident” on GitHub, he combines curiosity-driven exploration with disciplined delivery.
11 years of coding experience
7 years of employment as a software developer
Associate of Science - AS, Physics, Associate of Science - AS, Physics at Mercer County Community CollegeBachelor of Science - BS, Computer Science (Physics minor), Bachelor of Science - BS, Computer Science (Physics minor) at The College of New JerseyGithub contributions (5)
pertain/MovieReviews
Feb 2015 - May 2021
Contributions:8 pushes, 1 branch in 6 years 4 months
pertain/Thermodynamics
Feb 2015 - May 2021
Contributions:3 pushes, 1 branch in 6 years 4 months
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