Todd Mostak
Senior Director Of Engineering, RAPIDS at NVIDIA
San Francisco, California, United States
Summary
🤩
Rockstar🎓
Top SchoolTodd Mostak is a seasoned software leader and entrepreneur with 12 years of experience building GPU-accelerated analytics platforms and shipping high-performance database technology. As co-founder, CEO and CTO of HEAVY.AI (formerly MapD/OmniSci) he brought real-time, GPU-powered SQL and visualization to multi-billion-row datasets and raised institutional backing from investors including Google Ventures and NVIDIA. Now Senior Director of Engineering for NVIDIA RAPIDS, he is focused on advancing SQL-on-GPU capabilities and integrating GPU-first data processing into mainstream analytics. Todd pairs hands-on systems engineering—contributions to HeavyDB’s memory and buffer management show deep backend expertise—with product and go-to-market leadership. His background blends academic research on social media and GPU databases with practical startup scaling, and he once translated Egyptian news early in his career, reflecting both technical and cross-cultural curiosity. Based in San Francisco, he is notable for turning GPU parallelism research into widely used, production-grade analytics software.
12 years of coding experience
13 years of employment as a software developer
Master of Arts (M.A.) Middle Eastern Studies, Master of Arts (M.A.) Middle Eastern Studies at Harvard UniversityBachelor of Arts (B.A.) Economics Anthropology, Bachelor of Arts (B.A.) Economics Anthropology at University of North Carolina at Chapel Hill
Arabic
Stackoverflow
76reputation
5kreached
2answers
0questions
Github Skills (15)
memory-management10
c-language10
buffering10
buffer10
cprogramming-language10
testing9
data-structures8
concurrency8
data-structure8
apache-calcite6
vim6
cuda6
exuberant-ctags6
sql6
ctags6
Programming languages (8)
Github contributions (5)
heavyai/heavydb
Jun 2014 - Jan 2023
HeavyDB (formerly OmniSciDB)
Role in this project:
Back-end Developer
Back-end DeveloperContributions:2 reviews, 579 commits, 5 PRs in 8 years 8 months
Contributions summary:Todd implemented eviction code that manages buffer in the Data Manager and implemented and tested a new get/put chunk API that allows for more flexible memory management. The user made a number of changes to the C++ code for the Data Manager, including changes to the BufferMgr, FileMgr, and FileBuffer classes. The contributions show a focus on improving the efficiency and robustness of memory management within the system. The user also implemented a set of tests.
cudareal-timevisualizationgpuheavyai
heavyai/heavyai-crossfilter
Feb 2015 - Jul 2018
JavaScript library for exploring large multivariate datasets in the browser.
Contributions:224 commits, 1 PR, 1 push in 3 years 5 months
javascript-librarybrowserjavascriptmultivariatedatasets
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