Jasha Droppo

Senior Principal Scientist at Amazon

Greater Seattle Area United States
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Summary

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Jasha Droppo is a Senior Principal Scientist based in the Greater Seattle Area with 11 years of industry experience and a Ph.D. in Electrical Engineering from the University of Washington. He brings deep research-to-production expertise from a long tenure at Microsoft followed by leadership in applied science at Amazon, specializing in speech and language and scalable deep learning systems. His open-source contributions include performance and algorithmic optimizations to the widely used Microsoft Cognitive Toolkit (CNTK), adding features like logsoftmax and RMSProp support for dense matrices. Known for blending rigorous academic training with pragmatic engineering, he often uncovers non-obvious performance wins in core numerical kernels that translate into real-world throughput improvements.
code11 years of coding experience
job19 years of employment as a software developer
bookDoctor of Philosophy (Ph.D.), Electrical Engineering, Doctor of Philosophy (Ph.D.), Electrical Engineering at University of Washington
bookBSEE, Electrical Engineering, Honors Program, BSEE, Electrical Engineering, Honors Program at Gonzaga University
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Github Skills (15)

algorithm10
cuda10
numerical-optimization10
code-optimization10
algorithms10
machine-learning10
rnn-model10
c-language10
deep-learning10
cntk10
cprogramming-language10
n10
optimisation10
optimization10
distribute9

Programming languages (1)

C++

Github contributions (2)

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microsoft/CNTK

Aug 2014 - Oct 2017

Microsoft Cognitive Toolkit (CNTK), an open source deep-learning toolkit
Role in this project:
userBack-end Developer & Algorithm Optimization Engineer
Contributions:196 commits, 50 pushes, 12 branches in 3 years 2 months
Contributions summary:Jasha's contributions focused on optimizing the CNTK (Microsoft Cognitive Toolkit) deep learning framework. They primarily modified code related to the softmax functions within the matrix classes, implementing logsoftmax and identifying performance improvements. The user also introduced new functionality for RMSProp training algorithm for dense matrices, and added functionality for a Log Computational Node. They also made changes to address build issues and incorporate new features.
pytorchpythondeep-learningc-plus-plusmachine-learning
SamJZheng/CNTK

May 2016 - May 2016

Contributions:1 commit in 1 day
cntkcomputational
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Jasha Droppo - Senior Principal Scientist at Amazon