Job Description

TikTok is the leading destination for short-form mobile video. Our mission is to inspire creativity and bring joy. TikTok has global offices including Los Angeles, New York, London, Paris, Berlin, Dubai, Mumbai, Singapore, Jakarta, Seoul and Tokyo.
TikTok is one of the fastest growing apps in the world, and we're looking for Senior Software Engineers to join our Ads Infra team. The Ads Infra team uses state-of-the-art ads delivery architectures and cutting-edge machine learning algorithms to optimize every impression on TikTok platform for both our users and advertisers.
What You'll Do
1. Build delivery services for TikTok Ads, including ads targeting, indexing, recall, click and convert prediction, bidding, auction, mixed ranking of Ads and organic results, etc.
2. Build deep learning solutions for TikTok Ads ranking, including building training examples, realtime online training, deep models inference, model based retrieval, etc.
3. Build service frameworks with highest performance and availability.
4. Build globalized Ads system across multiple intercontinental data centers.
Minimum Qualifications
1. Bachelor's degree or above, majoring in Computer Science, or related fields.
2. Experience programming in at least one of the following programming languages: C, C++, Java or Golang.
3. 2+ years of experience building scalable system.
4. Effective communication skills and a sense of ownership and drive.
Preferred Qualifications
1. Experienced in at least one area of the following areas: Ads delivery, personalized recommendations, search engine, machine learning, distributed storage system, big data frameworks.