Senior Data Platform Engineer for A/B Testing

TikTok; San Jose (CA); On-site; USD 162,000 - 388,000; Full time

Job summary

TikTok is seeking a software engineer for the experimentation and evaluation team in San Jose, CA. You will help build one of the world's largest data platforms and enable data-driven decisions across ads, recommendations, search, and mobile apps.

You will design scalable data transformations and platform services for the full A/B testing lifecycle. Collaborate with product managers, data scientists, and partner teams to translate business problems into robust engineering solutions, while

Qualifications

• BS or MS degree in Computer Science or a related technical field, or equivalent practical experience.
• Strong back-end engineering skills.
• Experience with big data technologies such as Hadoop, MapReduce, Hive, Spark, Metastore, Presto, Flume, Kafka, ClickHouse, or Flink.
• Experience with data analysis, data ingestion, and data integration.
• Solid communication and collaboration skills.

Responsibilities

• Design and build efficient, reliable data transformations for reporting, growth analysis, and multi-dimensional analytics.
• Design and implement scalable, robust, and extensible big data systems that support core products and experimentation use cases.
• Build and evolve platform services covering the full A/B testing lifecycle: experiment design, metrics computation, statistical analysis, evaluation, and launch decisions.
• Apply strong engineering practices and system design principles to create maintainable, high-quality systems used by both engineers and non-technical users.
• Collaborate closely with product managers, data scientists, and partner teams to translate business problems into technical solutions.
• Explore and integrate LLM-based capabilities to improve platform intelligence, usability, and developer/product workflows.

Skills

Back-end engineering

Big data technologies

Data analysis

Communication skills

BS/MS in CS

Education

BS or MS in Computer Science

Tools

Hadoop

Spark

Hive

Presto

Kafka

Job description

TikTok is seeking a software engineer for the experimentation and evaluation team in San Jose, CA. You will help build one of the world's largest data platforms and enable data-driven decisions across ads, recommendations, search, and mobile apps.

You will design scalable data transformations and platform services for the full A/B testing lifecycle. Collaborate with product managers, data scientists, and partner teams to translate business problems into robust engineering solutions, while