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General Information

Full Name Guray Ozen
Languages English, Turkish

Education

  • 2018
    PhD in Computer Architecture (Excellent Cum Laude)
    Universitat Politècnica de Catalunya (UPC), Spain
    • Excellent Cum Laude
    • Compiler and runtime based parallelization and optimization for GPUs
    • Advisors: Jesus Labarta, Eduard Ayguade
  • 2014
    MSc High-Performance Computing
    Universitat Politècnica de Catalunya (UPC), Spain
  • 2010
    BSc Computer Science Engineering
    Dokuz Eylul University, Turkey

Experience

  • 2024 - Present
    Compiler Engineer, ML Compilers
    NVIDIA, Switzerland
    • Working on CuTeDSL (Cutlass Python DSL) and TileIR Compiler
    • MLIR-based programming models for GPU programming
  • 2022 - 2024
    Compiler Research Engineer, ML Compiler Systems Research
    Google Research (DeepMind), Switzerland
    • Implemented NVDSL, a Python DSL built on MLIR for NVIDIA Hopper GPUs
    • Achieved cuBLAS-level performance
    • Worked in IREE team
  • 2018 - 2022
    Compiler Engineer, NVIDIA HPC Compilers
    NVIDIA, Germany
    • C, C++, and Fortran to PTX code generation for top500 supercomputers
    • Lead engineer of OpenMP GPU Offload Project
    • Fastest compiler for SPEC ACCEL® benchmarks
    • Implemented Standard Parallelism in Fortran for GPUs
  • 2017
    Compiler Research Intern
    NVIDIA, USA
  • 2016
    Short-term Researcher
    Advanced Compilers Group, IBM T.J. Watson Research Center, Yorktown Heights, USA
    • Yorktown Heights, New York, USA
  • 2013 - 2017
    Research Assistant
    Barcelona Supercomputing Center, Spain
    • Barcelona, Spain
  • 2010 - 2012
    Software Engineer
    Veripark, Akbank, Istanbul
    • Istanbul, Turkey

Professional Services

  • 2019 - Present
    Program Committee Member
    • SC (Supercomputing Conference) 2024
    • ICPP (International Conference on Parallel Processing) 2025
    • EuroLLVM 2024, 2025
    • ISC High Performance 2019, 2024, 2025
    • AsHES Workshop @ IPDPS 2019-2023
    • ExHET @ PPoPP 2022-2024
  • 2019 - 2022
    OpenMP Language Committee
    NVIDIA Representative
  • 2017 - 2022
    OpenACC Language Committee
    Active Contributor

Patent

  • Program code versions, G. Ozen, M. Wolfe, filed by NVIDIA 2022