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Resume

Kevin W. Lee

Full-stack developer with 25+ years of experience in web, mobile, and database development. Specializing in Ruby on Rails, JavaScript, Python, and PostgreSQL.

Ruby on Rails Python PostgreSQL JavaScript Vue 3 FastAPI Android iOS .NET
Work History
Work History
CTO, Ad Valorem Advisors
2025 – present
  • Building a modern property-tax platform for home builders.
  • Stack: Rails 8, PostgreSQL, Python.
  • avatx.com
Senior Mobile Developer, YNAB
2016 – 2025
  • Led development of the YNAB Android app and helped grow the Android team.
  • Part of the engineering leadership team.
  • Worked closely with product designers and PMs to ship features and shape new ideas.
  • ynab.com
Lead iOS & Web Developer, ChaiOne
2011 – 2016
  • Built iPhone and iPad apps for clients as the App Store emerged.
  • Helped clients build their own mobile apps and mobile developer teams.
  • Focused heavily on internal tooling to support delivery teams.
  • chaione.com
Earlier Career
Earlier Career
Developer, Sogeti
2008 – 2011

Focused on .NET back-office systems for large Houston-based oil and gas companies.

Developer, The Rand Group
2005 – 2008

Developed ASP.NET back-office systems for small to mid-sized Houston-based companies.

Software Support & Tech Ops, Amegy Bank
2003 – 2005

Software support and tech ops for the foreign exchange team.

Developer, Data Projections
1998 – 2003

Got my start here, working with Access databases, SQL Server, IIS, VBScript, and a lot of HTML.

Education
Education
B.A. Finance, University of Houston Downtown
2007

Focused on finance and accounting.