Responsibilitie

About the Team: Edge Traffic Scheduling team is seeking experienced developers for our edge network and maintain its stability as well as drive the functionality and capability of our infrastructure to the next level. Our team builds cross sites (also cross uplink providers) traffic management system based on DNS, to manage TikTok's self-built CDN PoPs, supporting user performance optimization and resource load balancing. Edge Traffic Scheduling team operates hundreds of PoPs and their networking and traffic around the world to run edge workloads (e.g. CDN cache, live streaming, gaming, real-time communication, etc.). The cross PoP traffic scheduling system is one of the core parts of the platform, as it has a direct impact on user experience. We are looking for passionate engineers to join and work together to build a traffic management system that provides one-stop solutions for edge services running on our edge platform. Responsibilities: - Design and build a control system that directs traffic following performance-based or cost-based routing strategies - Global TikTok users routing layer performance analysis and troubleshooting - ByteDance internal and external services support on public internet topology and connectivity

Qualification

Minimum Qualifications: - Master's degree (or bachelor's degree with 3+) years of experience in Computer Engineering, Electrical Engineering, Computer Science, or related quantitative fields - Experience with DNS service - Knowledge of networking protocols such as BGP, IP (IPv4 and IPv6), TCP, UDP - Experience with networking tools, including ping, mtr, traceroute - Experience with networking metrics, including SNMP, sflow / netflow - Experience with IPDB - Knowledge of HTTP, HTTPS, QUIC Preferred Qualifications: - 3+ years' experience in one or more programming languages such as Go, or scripting experience in Shell and Python - Experience with Kubernetes - Knowledge of internet OSI model - Experience with AI Agent

Job Information

【For Pay Transparency】Compensation Description (Annually)

The base salary range for this position in the selected city is $153900 - $300960 annually.

Compensation may vary outside of this range depending on a number of factors, including a candidate's qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.

Benefits may vary depending on the nature of employment and the country work location. Employees have day one access to medical, dental, and vision insurance, a 401(k) savings plan with company match, paid parental leave, short-term and long-term disability coverage, life insurance, wellbeing benefits, among others. Employees also receive 10 paid holidays per year, 10 paid sick days per year and 17 days of Paid Personal Time (prorated upon hire with increasing accruals by tenure).

The Company reserves the right to modify or change these benefits programs at any time, with or without notice.

For Los Angeles County (unincorporated) Candidates:

Qualified applicants with arrest or conviction records will be considered for employment in accordance with all federal, state, and local laws including the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act. Our company believes that criminal history may have a direct, adverse and negative relationship on the following job duties, potentially resulting in the withdrawal of the conditional offer of employment:

1. Interacting and occasionally having unsupervised contact with internal/external clients and/or colleagues;

2. Appropriately handling and managing confidential information including proprietary and trade secret information and access to information technology systems; and

3. Exercising sound judgment.