Ajay Panyala
Senior Computer Scientist at Pacific Northwest National Laboratory
West Richland, Washington, United States
Summary
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Rockstar🎓
Top SchoolAjay Panyala is a Senior Computer Scientist with over a decade of experience specializing in high-performance and parallel computing, with a research focus on automatic parallelization. Based at Pacific Northwest National Laboratory, he has progressed from postdoctoral work to senior technical roles driving HPC solutions for scientific workloads. His open-source contributions to NWChem include performance-focused GPU optimizations for CUDA and HIP, improving CCSD(T) kernels and GPU memory handling—work that impacts a widely used computational chemistry codebase. Ajay holds a Ph.D. in Computer Science from Louisiana State University and combines deep research expertise with hands-on engineering to translate algorithms into scalable, GPU-accelerated implementations.
9 years of coding experience
14 years of employment as a software developer
Jawaharlal Nehru Technological University HyderabadDoctor of Philosophy (Ph.D.), Computer Science, Doctor of Philosophy (Ph.D.), Computer Science at Louisiana State University
Telugu, Hindi, English
Github Skills (11)
cuda10
hip10
gpu-programming10
computational-chemistry10
parallel-computing10
chemistry9
c-language8
ec8
calc8
cprogramming-language8
quantum-chemistry7
Programming languages (13)
Github contributions (5)
nwchemgit/nwchem
Nov 2017 - Nov 2020
NWChem: Open Source High-Performance Computational Chemistry
Role in this project:
Back-end Developer
Back-end DeveloperContributions:3 reviews, 13 commits, 12 pushes in 3 years
Contributions summary:Ajay primarily contributed to the GPU code within the NWChem repository, focusing on optimizations and bug fixes related to the CUDA and HIP implementations of the code. Their changes addressed shared memory buffer allocation, minor fixes, and adjustments to kernel functions. These changes appear to improve the performance and compatibility of the CCSD(T) GPU kernels, as indicated by messages referencing "larger tilesize" and "more fixes" for the GPU code.
chemistryelectronic-structure-calculationsfenicshartree-fockcomputational-science
ajaypanyala/ajaypanyala.github.io
Mar 2018 - Jan 2025
Contributions:26 pushes, 1 branch in 7 years
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