Backend Engineer, Search & Recommendation Architecture

TikTok will be prioritizing applicants who have a current right to work in Singapore, and do not require TikTok's sponsorship of a visa.

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
We are the TikTok E-Commerce Affiliate engineering team. The E-Commerce affiliate is a platform that brings together merchants and creator for transactions. We are mainly responsible for the algorithm engineering of the E-Commerce affiliate. Including product and creator search, recommendation, product strategy, etc. Here you can learn about TikTok’s e-commerce business and how TikTok’s recommendation system operates.

Responsibilities
- Responsible for the service architecture design, development and maintenance of Tiktok e-commerce and related ToB side search, recommendation and other complex businesses;
- For complex business scenarios, provide high-performance, high-availability and flexible architecture design, high-quality code implementation, and continuously improve project quality according to product and strategic requirements;
- In-depth sort out the existing business system, identify and optimize system weaknesses, and systematically improve the overall business architecture quality, service performance and stability;
- Based on the actual business situation, abstract and precipitate common business architecture, improve the reuse of basic capabilities, and better support high-speed business iteration.- Bachelor degree or above, with at least 1 year of back-end or architecture experience, solid computer theory foundation and coding ability, at least proficient in one of the mainstream back-end languages such as Go/C++/Java;
- Excellent business abstraction and architecture design capabilities, familiar with common design patterns and architectural ideas, good learning habits, understand the latest technology trends in the industry, and can be flexibly implemented in combination with business scenarios;
- Familiar with mainstream KV (Redis/MongoDB/HBase/Couchbase), ElasticSearch and vector retrieval architecture, familiar with common basic components such as message queues and rule engines, in-depth understanding of underlying storage and experience in massive data storage is preferred;
- Familiar with large-scale complex distributed system architecture, with experience in complex business architecture design and implementation, experience in search and recommendation systems is preferred;
- Excellent problem analysis and analysis skills, and cross-team communication and coordination skills are 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.