Software Engineer, Data Engine

Responsibilities

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.

Team Introduction
The Data Engine team horizontally supports various core business lines within TikTok, as well as external enterprise customers through Volcano Engine. It focuses on solving big data architecture challenges for a 10EB level data set to create an industry-leading big data infrastructure. In addition, the team provides cloud-native real-time data lake and data warehouse services to business customers through its LAS (LakeHouse Analytics Service) product.

As part of the Data Engine team, you will have the opportunity to collaborate with an intelligently strong and fun team to build the industry-leading big data infrastructure and architecture, dive deep into source code optimizations of major big data systems, and represent the company at top-level conferences in the big data field to share the team's technical milestones and achievements.

Responsibilities

1. Build the industry-leading 10 EB-level big data platform that supports core products and businesses
2. Optimize and enhance big data system kernels, Spark SQL, Presto, Flink, Hive, HUDI etc.
3. Build the long-term competitive advantage of the data engine

1. Familiar with principles and source code of one or more mainstream big data systems such as Spark, Presto, Flink hive and HUDI
2. Familiar with data lake technologies including Iceberg, HUDI and DeltaLake
3. Ability to diagnose failures and optimize performance in large-scale systems
4. Committers in major database projects (Spark, Flink, HUDI, Iceberg, Presto, StarRocks, Kafka, Calcite, etc) preferred

The base salary range for this position in the selected city is $136800 - $280000 annually.

Compensation may vary outside of this range depending on a number of factors, including a candidate’s qualifications, skills, competencies and experience, and location. Base pay is one part of the Total Package that is provided to compensate and recognize employees for their work, and this role may be eligible for additional discretionary bonuses/incentives, and restricted stock units.

Our company benefits are designed to convey company culture and values, to create an efficient and inspiring work environment, and to support our employees to give their best in both work and life. We offer the following benefits to eligible employees:

We cover 100% premium coverage for employee medical insurance, approximately 75% premium coverage for dependents and offer a Health Savings Account(HSA) with a company match. As well as Dental, Vision, Short/Long term Disability, Basic Life, Voluntary Life and AD&D insurance plans. In addition to Flexible Spending Account(FSA) Options like Health Care, Limited Purpose and Dependent Care.

Our time off and leave plans are: 10 paid holidays per year plus 17 days of Paid Personal Time Off (PPTO) (prorated upon hire and increased by tenure) and 10 paid sick days per year as well as 12 weeks of paid Parental leave and 8 weeks of paid Supplemental Disability.

We also provide generous benefits like mental and emotional health benefits through our EAP and Lyra. A 401K company match, gym and cellphone service reimbursements. The Company reserves the right to modify or change these benefits programs at any time, with or without notice.