Security Web Gateway R&D Engineer

Responsibilities

• Design and develop application proxy and security gateway architectures for Sealsuite to build highly available, high-performance, and scalable systems.
• Drive feature development and technical optimization for Zero Trust (ZTNA), Secure Web Gateway (SWG), Cloud Access Security Broker (CASB), and AI security solutions.
• Support international business scenarios through robust cybersecurity engineering.

Requirements

• Bachelor's degree in Computer Science or a related field with at least 1 year of development experience.
• Proficiency in at least one programming language such as C++, Go, Java, or Rust.
• Familiarity with databases, caching systems, message queues, and long-lived connections.
• Solid foundation in Linux systems and networking.
• Experience in Layer 4/Layer 7 proxy, security gateway, or VPN development.
• Ability to solve complex problems in high-concurrency and large-scale network environments.

Preferred Qualifications

• Experience in designing highly available and disaster recovery architectures.
• Hands-on experience with microservices and high-concurrency platforms.
• Experience developing AI security gateway products with independent insights into AI security.

About the Company

Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok, Lemon8, CapCut and Pico, ByteDance makes it easier and more fun for people to connect with, consume, and create content globally.