Full Stack Engineer, Traffic Management

ByteDance; Seattle (WA); On-site; USD 154,000 - 301,000; Full time

Benefits offered by this job

Health insurance

401(k) with company match

Parental leave

Disability coverage

Life insurance

Wellbeing benefits

Paid holidays

Paid sick days

Paid personal time

Job summary

ByteDance's Edge Traffic Scheduling team seeks experienced engineers to design and build a scalable traffic management system for its global edge platform. You will work on DNS-based routing, ensure PoP stability, and optimize performance across multiple regions.

The role involves analyzing routing performance, troubleshooting, and supporting both internal and external services over public internet topology.

Qualifications

• Master's degree or bachelor's with 3+ years in a related field.
• Experience with DNS service.
• Networking protocols knowledge: BGP, IP, TCP, UDP.
• Experience with networking tools: ping, mtr, traceroute.
• Experience with networking metrics: SNMP, sFlow/NetFlow.
• Experience with IPDB.
• Knowledge of HTTP, HTTPS, QUIC.
• 3+ years experience in Go or scripting (Shell, Python).
• Experience with Kubernetes.

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

Skills

DNS service

BGP

IPv4/IPv6

HTTP/QUIC

Networking tools

IPDB

SNMP/sFlow

Go

Shell

Python

Kubernetes

AI Agent

Education

Master's degree or Bachelor's with 3+ years experience

Tools

Go

Shell

Python

Kubernetes

IPDB

Job description

Responsibilities

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.

• 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

Qualifications

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

About Us

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 as well as platforms specific to the China market, including Toutiao, Douyin, and Xigua, ByteDance has made it easier and more fun for people to connect with, consume, and create content.

Why Join ByteDance

Inspiring creativity is at the core of ByteDance's mission. Our innovative products are built to help people authentically express themselves, discover and connect – and our global, diverse teams make that possible. Together, we create value for our communities, inspire creativity and enrich life - a mission we work towards every day.

As ByteDancers, we strive to do great things with great people. We lead with curiosity, humility, and a desire to make impact in a rapidly growing tech company. By constantly iterating and fostering an "Always Day 1" mindset, we achieve meaningful breakthroughs for ourselves, our Company, and our users. When we create and grow together, the possibilities are limitless. Join us.

Diversity & Inclusion
ByteDance is committed to creating an inclusive space where employees are valued for their skills, experiences, and unique perspectives. Our platform connects people from across the globe and so does our workplace. At ByteDance, our mission is to inspire creativity and enrich life. To achieve that goal, we are committed to celebrating our diverse voices and to creating an environment that reflects the many communities we reach. We are passionate about this and hope you are too.

Reasonable Accommodation

ByteDance is committed to providing reasonable accommodations in our recruitment processes for candidates with disabilities, pregnancy, sincerely held religious beliefs or other reasons protected by applicable laws. If you need assistance or a reasonable accommodation, please reach out to us at https://tinyurl.com/RA-request

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:

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;
3. Exercising sound judgment.