Senior Data Platform Engineer – A/B Testing & Analytics

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

Job summary

TikTok in San Jose is seeking a Software Engineer for the Experimentation and Evaluation team to help build and optimize one of the world's largest data platforms. You will contribute to the end-to-end A/B testing lifecycle, from design to launch, impacting hundreds of millions of users.

You will design efficient data transformations, build scalable big data systems, and collaborate with product managers, data scientists, and partner teams.

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 & ingestion

Communication & collaboration

Education

BS/MS in Computer Science or related field

Tools

Hadoop

MapReduce

Hive

Spark

Kafka

ClickHouse

Flink

Job description

TikTok in San Jose is seeking a Software Engineer for the Experimentation and Evaluation team to help build and optimize one of the world's largest data platforms. You will contribute to the end-to-end A/B testing lifecycle, from design to launch, impacting hundreds of millions of users.

You will design efficient data transformations, build scalable big data systems, and collaborate with product managers, data scientists, and partner teams.