Backend Engineer - Data AML Engine

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, Singapore, Jakarta, Seoul and Tokyo.

Why Join Us
Creation is the core of TikTok's purpose. Our platform is built to help imaginations thrive. This is doubly true of the teams that make TikTok possible.
Together, we inspire creativity and bring joy - a mission we all believe in and aim towards achieving every day.
To us, every challenge, no matter how difficult, 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 communities we serve.
Join us.

About the Team
The mission of our AML team is to push next-generation machine learning algorithms and platform for the recommendation system, ads ranking and search ranking in our company. We also drive substantial impact for core businesses of the company.

- Build an effective toolchain to improve development performance;
- Introduce new AI technologies to our online system, support billions of users all over the world;
- Improve the reliability of the system, manage the challenges of scale and complexity;
- Squeeze extreme performance from hardware and handle huge amount of requests;
- Research, design, and develop computer and network software or specialised utility programs;
- Analyse user needs and develop software solutions, applying principles and techniques of computer science, engineering, and mathematical analysis;
- Update software, enhances existing software capabilities, and develops and direct software testing and validation procedures;
- Work with computer hardware engineers to integrate hardware and software systems and develop specifications and performance requirements;- Bachelor's degree or above, majoring in Computer Science, Engineering or related fields.
- Strong programming and coding experience with at least one modern language such as C/C++, Golang, Python
- Experience contributing to the large scale distributed systems, multi-tenant systems (architecture, reliability and scaling)
- Strong analytical abilities and problem solving
- Good communication, self-motivation, engineering practice, documentation, etc.
- At least 3 years of relevant experience.

Preferred Qualifications
- Familiar with large-scale distributed systems like Spark and Elasticsearch;
- Familiar with the web technologies, such as Django / Flask / React.JS etc.

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.