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Illustrator. I work worldwide, you can commission me at email.
Competitive programmer | Open source contributor | Machine learning enthusiast | Blogger
Journalist turned full-time coder, part-time ponderer.
Security enthusiast, FullStack developer, challenge solver
I started writing software in 1984. Over the years I worked with many languages, technologies, and tools. I have been in leadership positions since the early 2000s, and in executive roles since 2014.