Alexander Efimov
Member Of Technical Staff at AMD
Russia
Summary
🤩
Rockstar🎓
Top SchoolAlexander Efimov is a seasoned compiler and systems engineer with 11 years of experience building high-performance tooling for CPUs, NPUs and GPUs. Currently a Member of Technical Staff at AMD, he focuses on the Triton compiler backend and architecture-specific optimizations to squeeze performance from modern AMD GPUs. His background includes leading Triton support work at Luxoft and developing neural network compilers, quantizers and microcontroller runtimes at Samsung R&D, blending ML tooling with low-level code generation. Earlier roles at Intel and Soft Machines honed his expertise in optimizing JIT binary translation and compiler infrastructure. An active contributor to the Triton project, he has implemented AMD-targeted fixes and LDS/instruction optimizations that improve real-world deep learning performance. Based in Russia and trained at MSU, he pairs production-grade systems engineering with a habit of shipping nuanced, hardware-aware compiler improvements.
11 years of coding experience
12 years of employment as a software developer
Lomonosov Moscow State University
English
Github Skills (16)
compiler-optimization10
compiler10
triton10
compiler-compiler10
amdgpu10
tensorflow10
python10
llvm10
neural-network9
cuda9
hip9
code-generation8
machine-learning8
back-end-development8
test-automation7
Programming languages (4)
Github contributions (5)
Samsung/ONE
May 2020 - Jul 2022
On-device Neural Engine
Role in this project:
ML Engineer
ML EngineerContributions:649 reviews, 133 commits, 625 PRs in 2 years 2 months
Contributions summary:Alexander primarily contributed to the development and improvement of the "On-device Neural Engine". Their work involved implementing and extending Python examples using TensorFlow, including the creation of models for tasks like filling and squeezing tensors. Moreover, the user actively worked on importing and supporting various operations within the compiler, such as ReLU6, and integer add.
on-device-aion-deviceoptimizationruntimeneural-engine
triton-lang/triton
Feb 2023 - Mar 2025
Development repository for the Triton language and compiler
Role in this project:Back-end Developer & Systems Engineer
Back-end Developer & Systems EngineerContributions:173 reviews, 65 PRs, 288 comments in 2 years 1 month
Contributions summary:Alexander primarily contributed to the Triton language and compiler, focusing on architecture-specific optimizations and bug fixes. They implemented changes to support AMD hardware, including device type name adjustments and fixes for dot product operations. Furthermore, the user made improvements to the compiler's backend, including optimizations for LDS usage and support for new instructions, enhancing the overall performance and compatibility of Triton. They were also responsible for build improvements and infrastructure adjustments.
compilerprogramming-languagecode-generationtriton
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