Daniel Shafer is a software engineer based in San Francisco with a decade of experience building full-stack web applications, currently developing DoorDash’s last-mile delivery platform. He brings strong Ruby on Rails and React expertise along with practical experience in GraphQL, SQL, and BI systems, and has shipped features that improved onboarding and automation at payments and logistics companies. Early entrepreneurial experience founding and running a campus clothing exchange that served customers from 33 states demonstrates his product instincts and operational grit. He’s contributed technical tutorials and tooling publicly via YouTube and GitHub, blending hands-on engineering with a knack for clear technical communication.
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