Mark Rafn is a Builder, Hacker, and Data Whisperer with extensive experience in developing large-scale software systems and effective engineering cultures. They served as a Principal Software Engineer at Amazon.com from 2005 to 2021, where they designed innovative technologies such as an automated assessments platform and contributed to the launch of Amazon Alexa. Currently, Mark is a Principal Software Architect at Microsoft and continues to explore interesting projects as a Gentleman Hacker. Their earlier roles include Lead Internet Engineer at Sierra Online and various founding positions in software development and sales from 1988 to 1997.
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