Senior Backend Engineer, Ads Data Platform

TikTok Inc.; San Jose (CA); On-site; USD 162,000 - 317,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) with company match

Parental leave

Disability coverage

Life insurance

Wellbeing benefits

Paid holidays

Paid sick days

Paid personal time

Job summary

TikTok Inc. is seeking a passionate Backend Engineer for our Ads Data team in San Jose, CA. You will build and optimize large-scale data systems that power our monetization platform and internal BI tools, with direct impact on business success.

You will design robust architectures, lead server-side development, and contribute to AI-enabled data processing across global workloads. This role emphasizes performance, scaling, and collaboration with product managers and analysts.

Qualifications

• Bachelor's degree or above in Computer Science or related field, with solid knowledge of data structures and algorithms.
• Proficiency in at least one programming language such as Java, Go, Scala, C++, or Python (Java is primarily used in daily work).
• Strong hands-on experience and in-depth understanding of data engines (e.g., Elasticsearch, ClickHouse, Doris).
• 3+ years of backend development experience with proven ability in system design, especially for high-performance and high-availability systems handling large-scale data.
• Strong business acumen, with the ability to turn complex business needs into practical technical solutions.
• Excellent communication and collaboration skills, with a proven ability to drive team alignment and deliver results.
• Passion for technology, curiosity for innovation, and eagerness to take on challenges and continuously learn.

Responsibilities

• Lead the server-side development of data products, delivering new features and optimizing existing functionalities to support business needs.
• Build the core data service capabilities of the commercialization platform by designing flexible, robust, and scalable architectures.
• Develop backend solutions for AI-driven data processing and intelligent applications, bringing advanced AI capabilities into commercialization use cases.

Skills

Backend development

System design

Communication

Education

Bachelor's degree in CS or related field

Tools

Elasticsearch

ClickHouse

Doris

Job description

TikTok Inc. is seeking a passionate Backend Engineer for our Ads Data team in San Jose, CA. You will build and optimize large-scale data systems that power our monetization platform and internal BI tools, with direct impact on business success.

You will design robust architectures, lead server-side development, and contribute to AI-enabled data processing across global workloads. This role emphasizes performance, scaling, and collaboration with product managers and analysts.