Backend Engineer

ResponsibilitiesAbout the Team We are TikTok Shop engineering team, responsible for supporting the implementation of supply chain and logistics algorithm capabilities. We have developed many online services with millions of QPS, and also developed many computing links for video content understanding. We are also responsible for some AIGC and LLM projects. If you are interested in high concurrent online services and CV, LLM, welcome to join us. - Responsible for TikTok Shop Logistics algorithm online services, data processing link infrastructure work. - For complex business scenarios, according to business needs, provide high-performance, high-availability and flexible architecture design, solve engineering problems in the whole process of R & D and production whole-link, ensure the stability of services, and continuously improve R & D efficiency. - According to actual business scenarios, abstract and precipitate general business architecture, improve the basic ability to reuse, and better support the high-speed iteration of the business.QualificationsMinimum Qualifications: - Bachelor or higher degree in Computer Science or related technical discipline. - At least 1 year experience developing highly scalable backend services and systems using at least one of Java/Golang/Python. - Familiar with mainstream KV (Redis/MongoDB), ElasticSearch and vector retrieval architecture, familiar with common basic components such as message queue and rule engine, familiar with big data computing tools such as Hive, Hdfs, Hbase, with multi-threading and high-performance design, coding and performance experience in tuning. Preferred Qualifications: - Understand the commonly used Machine Learning principles, understand the workflow of algorithm engineers, and have experience in model engineering tuning. - Excellent problem disassembly and analysis skills, cross-team communication and coordination skills.Job InformationAbout TikTokTikTok 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 we also have offices in New York City, London, Dublin, Paris, Berlin, Dubai, Jakarta, Seoul, and Tokyo.Why Join UsInspiring creativity is at the core of TikTok's mission. Our innovative product is 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 bring joy - a mission we work towards every day.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. Every challenge is an opportunity to learn and innovate as one team. We're resilient and embrace challenges as they come. 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 & InclusionTikTok 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.