Senior Software Engineer, PlayStation

• BS in Computer Science / Software Engineering or 5+ years of relevant work experience
• Strong expertise in Linux UBLK development and related kernel/user-space interactions
• Solid experience with io_uring and modern Linux I/O frameworks
• In-depth knowledge of the Linux I/O data path, including block layer and file systems
• Proficiency in C for systems programming
• Strong debugging and performance tuning skills (perf, ftrace, bpf, etc.)

Desirable

• At PlayStation, our Gaming, Developer & Future Technology (GDFT) Group is leading the cloud gaming revolution by putting console-quality video games on any device from TVs to consoles to mobile devices and beyond!
• Would you like to use your skills, time, and passion on meaningful projects that are building the future?
• We are seeking a highly skilled Linux Software Developer to join our engineering team
• This role will focus on developing and optimizing low-level I/O subsystems, with an emphasis on Linux UBLK (Userspace Block Driver Framework) and io_uring
• You will collaborate with kernel and systems engineers to design and implement efficient, scalable, and high-performance solutions for modern storage and I/O workloads
• Design, implement, and maintain features in the Linux UBLK framework
• Develop and optimize I/O paths using io_uring for low-latency, high-throughput workloads
• Analyze, debug, and resolve performance bottlenecks in Linux I/O subsystems
• Collaborate with cross-functional teams on storage, networking, and virtualization projects
• Write clean, maintainable, and well-documented code with unit and integration tests
• Stay current with developments in the Linux kernel, storage technologies, and emerging programming paradigms