Demo

Global Live Streaming CDN Network Architect

Tik Tok
San Jose, CA Full Time
POSTED ON 2/8/2025
AVAILABLE BEFORE 5/7/2025

Responsibilities

About TikTok

TikTok is the leading destination for short-form mobile video. At TikTok, our mission is to inspire creativity and bring joy. TikTok's global headquarters are in Los Angeles and Singapore, and its offices include New York, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.

Why Join Us

Creation is the core of TikTok'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 TikTok, 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

Video Cloud Infra team, facing business experience and cost, builds a competitive video transmission network and multimedia processing platform, builds data foundation and analysis capabilities, drives product refined operation, reduces costs and increases efficiency. We are seeking a talented Backend Software Engineer to join our Live CDN team at TikTok. As a Backend Software Development Engineer, you will be responsible for developing and maintaining our Live CDN platform, which powers live streaming services for millions of users worldwide. You will also be responsible for designing and implementing the architecture for the platform, with a focus on automating and simplifying configuration functionality to improve reliability, usability, and flexibility.

Responsibilities :

  • Architecture design, research and development, optimal global operational strategy of the TikTok Live global CDN network
  • Define and optimize the core metrics of the TikTok Live global multi-CDN networks, including user experience, cost, and stability
  • Roadmap and innovation on emerging streaming media protocols and formats

Qualifications

Minimum Qualifications

  • Experienced in the global live streaming industry, familiar with global CDN network optimization
  • Expert in streaming media protocols DASH / HLS / RTMP / RTP, familiar with streaming media formats CMAF / FLV / TS / fMP4
  • Familiar with network algorithms, including ABR, congestion control, and jitter buffer
  • Preferred Qualifications

  • Excellent problem solving, data analysis, communication, and team work skills
  • Experience in standard proposal or paper publication is preferred
  • TikTok 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 TikTok, our mission is to inspire creativity and bring joy. 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.

    TikTok 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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