Jobs · Engineering · California

Senior Staff Engineer, AI Software

Samsung Semiconductor · San Jose, CA · 1 mo ago
Engineering$189k–$301k/yrFull-time

About the role

The AGI (Artificial General Intelligence) Computing Lab is dedicated to solving the complex system-level challenges posed by the growing demands of future AI/ML workloads. Our team is committed to designing and developing scalable platforms that can effectively handle the computational and memory requirements of these workloads while minimizing energy consumption and maximizing performance.

Responsibilities

  • Lead the co-design of software and hardware solutions that optimize AI model inference performance, with a focus on overcoming memory bottlenecks.
  • Analyze and optimize LLM and agentic AI workloads across the full software stack, identifying opportunities for hardware-aware acceleration.
  • Profile and characterize model execution to expose memory wall limitations and guide architectural decisions for HBM and memory-centric compute.
  • Collaborate with hardware teams to influence memory architecture, acceleration strategies, and compute placement based on real workload behavior.
  • Develop, optimize, and benchmark inference and serving solutions using frameworks such as PyTorch and vLLM.
  • Define best practices and provide technical mentorship across software–hardware co-design efforts.

Requirements

  • Bachelor’s with 15+ years, or Master’s with 13+ years, or PhD's with 10+ years of industry experience.
  • Strong experience writing high-performance AI framework software development for GPUs or other accelerators.
  • Strong, end-to-end understanding of the AI infrastructure, AI software stack, from model definition through deployment and serving.
  • Solid understanding of LLM model architectures and workflows, including modern transformer-based designs.
  • Solid understanding of agentic AI architecture and workflows.
  • Hands-on expertise with the PyTorch framework.
  • PRACTICAL experience with the vLLM for high-throughput model inference and serving.
  • Strong knowledge of the memory wall problem and its impact on AI system performance.
  • Strong knowledge of memory architecture, including High Bandwidth Memory (HBM), and familiarity with memory-centric acceleration and compute approaches.
  • Proficiency working in a Linux development environment.
  • Solid command of development tooling, including agentic coding, GitHub and Jira.

Qualifications

  • Bachelor’s degree in Computer Science, Electrical Engineering, or related field.
  • Master’s degree in Computer Science, Electrical Engineering, or related field.
  • PhD in Computer Science, Electrical Engineering, or related field.

Skills

  • Experience with high-performance AI framework software development for GPUs or other accelerators.
  • Understanding of LLM model architectures and workflows, including modern transformer-based designs.
  • Understanding of agentic AI architecture and workflows.
  • Hands-on expertise with the PyTorch framework.
  • Practical experience with the vLLM for high-throughput model inference and serving.
  • Knowledge of the memory wall problem and its impact on AI system performance.
  • Knowledge of memory architecture, including High Bandwidth Memory (HBM), and familiarity with memory-centric acceleration and compute approaches.
  • Proficiency working in a Linux development environment.
  • Command of development tooling, including agentic coding, GitHub and Jira.

Benefits

We offer a comprehensive benefits package that includes:

  • Medical/Dental/Vision coverage.
  • 4+ weeks of paid time off a year, plus holidays and sick leave.
  • Support for fertility care or adoption, medical travel, and virtual vet care for your fur babies.
  • On-demand mental health resources and confidential therapy sessions.
  • EatWell and MoveWell programs with onsite Café and gym, plus virtual classes.
  • A flexible work environment to help you find the right balance for you.

Pay

$189,000—$301,000 USD

Schedule

Daily onsite presence at our San Jose, CA office / U.S. headquarters in alignment with our Flexible Work policy.

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