Derek Greentree

Principal Software Engineer at Microsoft

Nederland, Colorado, United States
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Summary

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Senior
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Top School
Derek Greentree is a Principal Software Engineer based in Nederland, Colorado, with a 25-year engineering background and 16 years in senior roles at leading tech companies. He currently drives systems and architectural work at Microsoft after shaping product and infrastructure at Verily, Google, and GitHub, where he built user-facing analytics, A/B experimentation platforms, and revenue-driving CRM tools. Derek combines hands-on coding (ETL, real-time analytics, resilient recurring jobs) with people leadership—managing teams, mentoring engineers, and running hiring processes. He has a track record of launching high-scale consumer features and crowd-sourced data pipelines to support ML models, plus founding a consultancy where he handled sales, proposals, and client delivery. Known for translating complex business needs into robust designs, he also brings entrepreneurial instincts from building Leftwise LLC and scaling Lijit’s platform to hundreds of millions of monthly page views. A Carnegie Mellon computer science graduate, he blends deep technical breadth with pragmatic product and operational judgment.
code15 years of coding experience
job20 years of employment as a software developer
bookB.S. Computer Science, B.S. Computer Science at Carnegie Mellon University
languagesJapanese
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Stackoverflow

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0answers
1question
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Github Skills (7)

crawler10
rpg9
roguelike8
activerecord6
ruby-on-rails6
smtp2
minimum1

Programming languages (1)

C++

Github contributions (5)

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derekgr/clojure-mail

Jun 2010 - Jun 2012

Contributions:8 commits in 2 years
mailemailsmtp
derekgr/leds

Jan 2013 - Jan 2013

Contributions:13 commits in 1 day
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Derek Greentree - Principal Software Engineer at Microsoft