Andrew Jo
Partner, Principal Software Engineer at Verdigris Technologies
Sunnyvale, California, United States
Summary
👤
Senior🎓
Top SchoolAndrew Jo is a Partner and Principal Software Engineer with 13 years of experience building full-stack systems and machine learning platforms, currently shaping Verdigris Technologies' stack from Ember.js frontends and Rails backends to distributed Spark/Cassandra pipelines. A University of Waterloo math graduate and former military operations sergeant, he blends disciplined systems thinking with hands-on engineering and startup grit from founding Acxentra. He has deep mobile and graphics expertise—contributing texture-compression and mipmap optimizations to the Rajawali Android OpenGL engine—that boosts rendering performance on constrained devices. Based in Sunnyvale, he focuses on energy-efficiency solutions and partners closely with data science to productionize ML-driven insights. Outside engineering he runs a professional photography business, reflecting an eye for detail that surfaces in his code and product design.
13 years of coding experience
3 years of employment as a software developer
Bachelor of Mathematics Mathematics and Computer Science, Bachelor of Mathematics Mathematics and Computer Science at University of Waterloo
English, Korean, Portuguese
Stackoverflow
586reputation
47kreached
5answers
0questions
Github Skills (17)
compress10
java10
javas10
texture10
android10
compression10
opengl-es10
heroku6
nodejs6
hstore6
psycopg6
nose6
python6
ruby6
django6
Programming languages (13)
Github contributions (5)
Rajawali/Rajawali
Jan 2013 - May 2013
Android OpenGL ES 2.0/3.0 Engine
Role in this project:
Mobile Developer (Android)
Mobile Developer (Android)Contributions:77 commits in 4 months
Contributions summary:Andrew primarily contributed to the Rajawali engine's texture management system by implementing and extending support for various texture compression formats. They introduced functionalities for ETC1, ATC, DXT1, PVRTC, and paletted texture compression. Furthermore, they added features such as mipmap support and dynamic ETC1 texture generation, which allows the engine to optimize texture loading and rendering performance, particularly on mobile devices.
openglandroid-openglandroidopengl-es
verdigris-cookbooks/opsworks-elk
Jan 2015 - Jan 2015
Contributions:107 commits, 74 pushes in 23 days
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