Senior Ads Platform Engineer - Large-Scale, Low-Latency

TikTok USDS Joint Venture; Seattle (WA); On-site; USD 178,000 - 342,000; Full time

Job summary

TikTok USDS Joint Venture LLC is seeking a senior backend engineer to design and optimize scalable ad-serving systems and data pipelines. You will work on low-latency, high-throughput infrastructure powering Pangle within the U.S. market, collaborating across teams to push performance and reliability.

The role requires a BS in CS, 5+ years in backend software, and strong knowledge of C++ or Go. You will translate business goals into robust systems, improve algorithms for ranking and bidding, and

Qualifications

• BS in computer science or related field.
• 5+ years of backend software experience with large-scale systems.
• Strong fundamentals in algorithms and data structures.

Responsibilities

• Design and implement highly available backend systems for large-scale traffic with low latency.
• Develop and optimize delivery strategies for ad placements to maximize monetization.
• Improve core algorithms for ranking, bidding, and traffic allocation.
• Leverage ad data to build monitoring tools and optimization features for campaigns.
• Communicate with cross-functional teams and drive engineering efforts with ownership.

Skills

CS fundamentals

Backend systems

Algorithms & data structures

Go or C++

Cross-team collaboration

Education

Bachelor's degree in Computer Science

Tools

Go

C++

Job description

TikTok USDS Joint Venture LLC is seeking a senior backend engineer to design and optimize scalable ad-serving systems and data pipelines. You will work on low-latency, high-throughput infrastructure powering Pangle within the U.S. market, collaborating across teams to push performance and reliability.

The role requires a BS in CS, 5+ years in backend software, and strong knowledge of C++ or Go. You will translate business goals into robust systems, improve algorithms for ranking and bidding, and