Software Engineer, Multi-Cloud CDN

3 Days ago • All levels • Full Stack Development

Job Summary

Job Description

ByteDance seeks a Software Engineer for its Multi-Cloud CDN in Boston. This role involves designing, developing, and optimizing the company's hybrid CDN platform, integrating commercial vendors and ByteDance's proprietary edge network. Responsibilities include architecture design, R&D, and continuous optimization of systems for configuration management, data analysis, content management, and scheduling. The engineer will support the development of the Multi-Cloud CDN scheduling system (DNS, SDK, 302, HTTPDNS), construct an intelligent scheduling system for global traffic optimization, and improve platform performance and reliability. The platform hosts edge services like traffic acceleration, CDN caching, and gaming, serving TikTok's global traffic management.
Must have:
  • Bachelor's degree in CS or related field
  • Proficiency in C/C++, Go, Python, Java, or PHP
  • API/platform design experience
  • Understanding of network protocols, storage, message queues
  • Design and develop Multi-Cloud CDN architecture
  • Develop and optimize CDN systems
Good to have:
  • CDN system design and development experience
  • In-depth understanding of CDN working principles

Job Details

Responsibilities
Our Content Distribution Networks (CDN) team operates on a hybrid platform that integrates both commercial CDN vendors and ByteDance’s proprietary edge network. This platform encompasses a vast array of Points of Presence (POPs) around the world, hosting edge services like traffic acceleration, CDN caching, gaming, and more. We are looking for experienced reliability and performance engineers to ensure the stability and reliability of our edge services and products running on our hybrid CDN platform. This role will also involve optimizing performance and developing innovative solutions to meet the evolving business demands at the edge. As a Software Engineer for ByteDance's Multi-Cloud CDN, you will be responsible for the architecture design, R&D, and continuous optimization of our Multi-Cloud CDN platform. This includes developing and optimizing systems for configuration management, data analysis, content management, and scheduling. Your work will ensure efficient business access and support flexible and configurable scheduling strategies to optimize TikTok's global traffic management. Responsibilities: 1. Assist in designing and developing the architecture of the Multi-Cloud CDN middle platform solution. 2. Contribute to the development and optimization of systems such as configuration management, data analysis, content management, and scheduling within the Multi-Cloud CDN platform. 3. Support the development of the Multi-Cloud CDN scheduling system, covering DNS, SDK, 302, and HTTPDNS scheduling. 4. Help construct an intelligent scheduling system to optimize global traffic management based on business scenarios, resource levels, cost control, service quality, and transmission protocols. 5. Continuously assist in improving the performance and reliability of the Multi-Cloud CDN platform.
Qualifications
Minimum Requirements: 1. Bachelor's degree in computer science, electronics and communication, mathematics, physics, or related fields. 2. Proficiency in one or two programming languages such as C/C++, Go, Python, Java, or PHP in a Linux environment. 3. Basic technical foundation with experience in API/platform design and a good understanding of network protocols, storage, and message queues. Strong communication skills, execution ability, and teamwork spirit. Preferred Requirements: 1. Experience in CDN system design and development. 2. In-depth understanding of CDN working principles.
Job Information
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

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