Senior Software Engineer - Network Security

The Network Security team is on the mission to build innovative and enterprise-level network security products and solutions, to protect online businesses from being interrupted by cyber attacks. We're a group of people passionate about challenging the status quo to solve the real world's cybersecurity problems effectively and efficiently. We set audacious goals and strive to achieve them. We believe in teamwork and collaboration and we encourage open and succinct communication. If you share the same value and would like to make an impact on network security, please come join us!

Responsibilities

• Design and build network security products, including but not limited to Firewall, Anti-DDoS, WAF, NDR, etc with high standards;
• Support ByteDance businesses with customized and home-grown network security solutions to meet compliance and security requirements;
• Support network security products for internal and external customers.

Qualifications

Minimum Qualifications

• Self-driven problem solver with great communication and collaboration skills.
• B.S. or advanced degree in Computer Science, Electrical Engineering or other relevant majors, with 5 years software development experience in the cybersecurity domain.
• Solid understanding of networking & networking protocols, like NAT, Vxlan, BGP, DNS, HTTP, L7-proxy Thrift, FTP etc.
• Good understanding of DPDK or eBPF.
• Proficient with C and GO and strong background in Linux systems.
• Experience in building AI/ML models or training/fine-tune with LLM.

Preferred Qualifications

• Experience with firewall or WAF development.
• Threat detection analysis experience with Spark SQL.