Jose Perez
Spectrum Virtualize Encryption Development Engineer at IBM
Stockport, England, United Kingdom
Summary
🤩
Rockstar🎓
Top SchoolJose Perez is a development engineer specializing in encryption for IBM's Spectrum Virtualize storage line, with four years of focused software engineering experience and a PhD in Computer Science from The University of Manchester. He combines product-level encryption development and support with deep platform knowledge from his ongoing work on SVC platform engineering at IBM. An active open-source contributor, Jose has improved performance and thread/core affinity in the widely used Ceph storage project, demonstrating practical expertise in storage internals and profiling. His contributions to balancing Seastar reactor threads and tooling for CPU core selection reveal a pragmatic focus on performance tuning and DevOps automation. Based in Stockport, he blends academic rigor with hands-on systems engineering to deliver secure, high-performance storage components. Colleagues rely on him for turning complex concurrency and encryption requirements into maintainable production code.
4 years of coding experience
Doctor of Philosophy - PhD, Computer Science, PhD in Computer Science, Doctor of Philosophy - PhD, Computer Science, PhD in Computer Science at The University of Manchester
Github Skills (19)
performance-analytics10
performance-monitor10
storage10
bash10
distributed-systems10
c1110
performance-measurement10
c1710
data-storage10
performance-analysis10
block-storage10
performance-tuning10
distributed-file-system10
performance-monitoring10
high-performance10
Programming languages (3)
Github contributions (5)
ceph/ceph
Jan 2024 - Feb 2025
Ceph is a distributed object, block, and file storage platform
Role in this project:
Back-end & DevOps Engineer
Back-end & DevOps EngineerContributions:36 reviews, 5 PRs, 1 push in 1 year 1 month
Contributions summary:Jose's contributions focus on enhancing the Ceph storage platform, specifically related to the Crimson OSD. They've added options to configure CPU core affinity for alien threads and introduced a script to assist in CPU core selection for profiling. Furthermore, they implemented a new option to balance Seastar reactor threads across CPU cores, enhancing performance and resource utilization. These changes indicate a focus on performance optimization and infrastructure configuration within the Ceph ecosystem.
fusefile-storagecephstorageopenebs
perezjosibm/ceph
Jan 2024 - Mar 2025
Ceph is a distributed object, block, and file storage platform -- my local experimental fork
Contributions:61 pushes, 7 branches in 1 year 2 months
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