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Software Developer (Routing Verification & Emulation)

1 Hour ago • All levels • Network Engineering • $137,750 PA - $237,500 PA

Job Summary

Job Description

ByteDance's SDN team seeks a Software Developer specializing in routing verification and emulation. The role involves collaborating with network operations to define emulation requirements, integrating virtual images into containers, converting production network configurations, building virtual networks, developing a scalable service for managing emulated networks, proposing verification techniques, and continuously improving performance. Responsibilities include understanding use cases, incorporating vendor images, developing virtual networks, building a management service, integrating verification techniques, and performance improvement. A PhD in networking is required, along with strong networking and distributed system backgrounds, experience in container networking, and proficiency in at least one coding language.
Must have:
  • PhD in Networking
  • Strong Networking & Distributed Systems Background
  • Experience in Container Networking
  • Proficiency in Coding (Python, Java, etc.)
  • Routing Protocol Understanding
Good to have:
  • Large-scale networking system development experience
  • Deep understanding of OS and Virtualization
Perks:
  • Medical, dental, and vision insurance
  • 401(k) savings plan with company match
  • Paid parental leave
  • Paid time off
  • Wellbeing benefits

Job Details

Responsibilities
About ByteDance Founded in 2012, ByteDance's mission is to inspire creativity and enrich life. With a suite of more than a dozen products, including TikTok 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 Us Creation is the core of ByteDance's purpose. Our products are built to help imaginations thrive. This is doubly true of the teams that make our innovations possible. Together, we inspire creativity and enrich life - a mission we aim towards achieving every day. To us, every challenge, no matter how ambiguous, is an opportunity; to learn, to innovate, and to grow as one team. Status quo? Never. Courage? Always. At ByteDance, we create together and grow together. That's how we drive impact-for ourselves, our company, and the users we serve. Join us. Team Introduction ByteDance Networking brings together innovative ideas and technologies from network architecture, software defined networking (SDN), network virtualization, switch software and hardware co-design, and high-speed networking, to create hyperscale data-center networking solutions that power several of the most popular apps of the world such as Douyin and TikTok which serve hundreds of millions of users around the globe. The SDN team builds cross-layer intelligence that enables hyper-scale datacenter interconnection. The team is responsible for developing traffic control and bandwidth management systems, network emulation and routing verification tools that empower highly available, efficient and scalable datacenter network infrastructure. We are looking for candidates with strong networking background and solid software development skills, who have a deep understanding in routing protocols and/or can utilize container techniques in emulating production networks to help operators maintain Bytedance's networking infrastructure safely and confidently. Responsibilities - Interact with network operation team to understand use cases and define specific requirements for network emulation; - Incorporate vendor-provided virtual images into containers for interactions like in production; - Convert production network configurations into the ones supported by virtual images; - Develop virtual networks to connect containers either on a single host or across multiple hosts to emulate a production-like topology; - Build scalable and fault-tolerant service to manage emulated networks with user-friendly interfaces; - Propose and integrate verification techniques to timely identify routing issues caused by mis-configurations; - Continuously improve performance and actively track and expand the usage scenarios for network emulation.
Qualifications
Minimum Qualifications - Ph.D with networking research experience. - Strong networking and distributed system background with solid understanding of routing protocols, network device configurations; experience in large scale networking system development is a plus; - Hands on experience in container networking or in applying container techniques for network testing/emulation; deep understanding of operating system and virtualization is a puls; - Master of at least one of the mainstream coding languages including Python, Java, Rust, Scala, Go, C++, etc, and capability to read and understand others; - Great verbal and written communication skills. Preferred Qualifications - Hands on experience in container networking or in applying container techniques for network testing/emulation; deep understanding of operating system and virtualization is a plus 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. 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://shorturl.at/cdpT2 #LI-Onsite
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.

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