Software Engineer – SuperNIC Performance Tuning

Cornelis Networks delivers the world’s highest performance scale-out networking solutions for AI and HPC datacenters. Our differentiated architecture seamlessly integrates hardware, software and system level technologies to maximize the efficiency of GPU, CPU and accelerator-based compute clusters at any scale. Our solutions drive breakthroughs in AI & HPC workloads, empowering our customers to push the boundaries of innovation. Backed by top-tier venture capital and strategic investors, we are committed to innovation, performance and scalability - solving the world’s most demanding computational challenges with our next-generation networking solutions.

 

We are a fast-growing, forward-thinking team of architects, engineers, and business professionals with a proven track record of building successful products and companies. As a global organization, our team spans multiple U.S. states and six countries, and we continue to expand with exceptional talent in onsite, hybrid, and fully remote roles.

We are seeking a highly motivated entry-level Software Developer with a strong foundation in computer architecture, system profiling, and software performance tuning. This role focuses on optimizing HPC/AI networking infrastructure performance across GPU, CPU, memory, PCIe, and HPC/AI/Storage workloads, with a particular emphasis on SuperNIC technologies in Linux environments.

As part of our cutting-edge software engineering team, you will contribute to the development and tuning of high-performance systems that power next-generation AI and networking solutions.

Key Responsibilities

• Develop and optimize software for SuperNIC platforms in Linux.
• Conduct system-level profiling and performance analysis across CPU, memory, PCIe, and networking subsystems.
• Identify bottlenecks and implement software tuning strategies to improve throughput and latency.
• Collaborate with hardware and firmware teams to align software optimizations with system architecture.
• Build and maintain tools for performance monitoring and diagnostics.
• Document findings and contribute to internal knowledge bases and performance best practices.

Required Qualifications

• Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or a related field.
• Strong understanding of computer architecture, including CPU pipelines, memory hierarchies, and PCIe.
• Hands-on experience with Linux system programming and performance tools (e.g., perf, ftrace, systemtap, eBPF).
• Familiarity with networking workloads and protocols (e.g., Ethernet, TCP/IP, RDMA).
• Proficiency in C/C++ and scripting languages such as Python or Bash.
• Excellent problem-solving skills and a passion for low-level system optimization.

Preferred Qualifications

• Internship or project experience in system performance tuning or networking.
• Exposure to SuperNIC or similar high-performance networking technologies.
• Knowledge of kernel development or driver-level programming, DPDK is a big plus.

Location: This is a remote position for employees residing within the United States

 

We offer a competitive compensation package that includes equity, cash, and incentives, along with health and retirement benefits. Our dynamic, flexible work environment provides the opportunity to collaborate with some of the most influential names in the semiconductor industry.

At Cornelis Networks your base salary is only one component of your comprehensive total rewards package. Your base pay will be determined by factors such as your skills, qualifications, experience, and location relative to the hiring range for the position. Depending on your role, you may also be eligible for performance-based incentives, including an annual bonus or sales incentives.

In addition to your base pay, you’ll have access to a broad range of benefits, including medical, dental, and vision coverage, as well as disability and life insurance, a dependent care flexible spending account, accidental injury insurance, and pet insurance. We also offer generous paid holidays, 401(k) with company match, and Open Time Off (OTO) for regula