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Converting coffee into software.
Converting coffee into software.
  • Chivalry Software
  • San Jacinto, CA


  • Pro


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I've been a professional developer for nearly 30 years (amateur going back another 10), working mostly in FileMaker, web stacks including Python, Node, and PHP, and most recently adding Salesforce.

  • 🔭 I’m currently working on client projects using FileMaker and Salesforce
  • 🌱 I’m currently learning Salesforce development and CI/CD
  • 📫 How to reach me:
  • 📄 See my full resume.

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  1. os-x-menu-bar-app os-x-menu-bar-app Public

    A simple implementation of a Mac OS X menu bar app for tutorial purposes.

    Objective-C 25 3

  2. filemaker-custom-functions filemaker-custom-functions Public

    My standard library of custom functions

    12 3

  3. meta-python meta-python Public

    A book-length tutorial for Python beyond syntax.

    Python 4

  4. differential-calculus-and-sage differential-calculus-and-sage Public

    An update to David Joyner's edits of William Graville's calculus textbook.

    TeX 4 1