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Software Engineer - Traffic Platform (Seattle)

ByteDance

ByteDance

Software Engineering
Seattle, WA, USA
USD 137,750-237,500 / year + Equity
Posted on Jun 24, 2025
Software Engineer - Traffic Platform (Seattle)
Seattle Regular R&D Job ID: A147435
Responsibilities
The Traffic Infrastructure Global Engineering (TIGE)-Traffic Platform team at ByteDance builds and operates multi-cloud based large scale network services around the world that we use to accelerate and optimize network traffic for ByteDance and a variety of application services for ByteDance internal customers, which include but are not limited to layer 4 loadbalancing, layer 4/7 acceleration, global ingress, CMAF, FaaS and WAF, etc. By joining us, you can work within a brilliant team and learn how to build ByteDance scale network traffic platform which serves billions of users globally. Responsibilities • Design and develop features of traffic software (DNS Server, L4 and L7 Proxy, Web Caching, and FaaS Runtime), integrate based on our traffic platform to process terabyte-scale data in real-time • Build data pipeline and develop telemetry systems to support datadriven traffic control • Develop API acceleration and other networking services that run on top of our multi-cloud based traffic platform • Problem solving and performance tuning for online traffic • Research new technologies for more efficient and scalable traffic processing
Qualifications
Minimum Qualifications: • 3+ years experience in developing network systems in Rust, C, C++, and/or Go, strong developing skills in Linux environment. • Master’s degree (or Bachelor's degree with addtional 2+ years of experience) in Computer Science, Electrical Engineering, Computer Engineering or related majors. • Familiarity with network protocols such as TCP/IP, HTTP/HTTPs, and DNS. • Familiarity with Microservice architecture. • Familiarity with container and orchestration technologies such as Docker and Kubernetes • Strong understanding of software deployment fundamentals and automation. Preferred Qualifications: - Good understanding of concepts in operating system, remote process communication, high availability etc. - Experience in building large scale network services on cloud ( AWS, GCP, OCI ). - Experience in designing and developing high performance network loadbalancer products. - Experience in developing proxy software such as Nginx and Envoy is a big plus. - Experience in System Programming using low level system calls such as epoll, io-uring, etc., is a big plus. - Experience in developing Web Caching software such as Apache Traffic Server and Varnish, etc. - Experience in Edge Computing and FaaS Runtime development. - Experience in building distributed or cloud service based management system - Proficiency in networking newer protocols such as HTTP2, HTTP3/QUIC, TLS1.3, etc.
Job Information
【For Pay Transparency】Compensation Description (Annually)

The base salary range for this position in the selected city is $137750 - $237500 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.

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

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