Careers

Location: Silicon Valley, CA 

Company: QFocus Technologies LLC 

Domain: Embedded AI


Description


Join our team working with an elite customer, developing cutting-edge AI training/inference server infrastructure silicon. As a Network Stack Developer, you will be developing performant L2/L3 Protocol stack for validating multiple AI silicon under development. 


Key Responsibilities


- Develop, validate and maintain highspeed L2/L3 protocol stacks over NIC drivers in Linux kernel/user mode and other host/device operating systems. 

- Implement and optimize L2/L3 protocols, RDMA, and RoCE for high-performance networking applications. 

- Collaborate with cross-functional teams to develop, test NIC firmware and protocol stack software, troubleshoot and resolve NIC-related technical issues. 

- Develop and maintain test frameworks for NIC performance and functionality testing.


Required Skills 


- Proficiency in C, C++ and Python programming languages.  

- In-depth knowledge of networking protocols, including TCP/IP, IPv4 and IPv6 and their packet formats.

- Hands-on experience with tools for capturing and analyzing protocol packet exchanges across high-speed interfaces.

- Understanding of high-performance multi-core CPU/GPU clusters and their high-speed interconnect fabric interfaces such as PCIe and Infiniband. 

- Working familiarity with Host Channel Adapters (HCAs) or bridges that parse, translate and route data from standard NW stacks into fabric-specific transport logic would be an added advantage.


Desirable Skills


- Python scripting for test log analysis and NIC behavior triage. 

- Experience with machine learning and deep learning frameworks and their underlying NW payload transfer.

- Working experience with latest AI coding copilot-based flows to generate, review, test and release code.

- Hands on experience in developing AI training/inference application would be valuable.


Education


- Bachelor's or Master's degree in Computer Science, Electrical Engineering or a related field with a focus on computer systems or networking. 


Experience 

- At least 6+ years of experience in L2/L3 stack development, using modern NIC device driver APIs including kernel mode and user mode drivers. 

- Experience working with high speed cloud data center server stack development.


QFocus Technologies LLC is an Equal Employment Opportunity employer. 

Back to Careers
Loading
Please wait...