Backend Software Engineer, TikTok Live Recommendation Infrastructure

We're seeking a Backend Software Engineer to design and build backend systems for large-scale recommendation workloads, develop robust and efficient model infrastructure, and drive performance optimization and cost-efficiency across training, inference, and data workflows.

Requirements

• Bachelor's degree or above in Computer Science, Engineering, or related technical field.
• At least 3 years of experience in strong programming skills in C++, Go, or Java, and scripting experience in Python.
• Solid experience in distributed systems and backend service development.
• Hands-on experience with ML infrastructure, including model serving, inference optimization, or large-scale training systems.
• Proficiency in building and maintaining data pipelines such as Spark, Flink, Kafka, Hadoop, or similar.
• Strong problem-solving skills, with the ability to work in fast-paced, collaborative environments.

Benefits

• Generous Paid Time Off
• 401k Matching
• Retirement Plan
• Visa Sponsorship
• Four Day Work Week
• Generous Parental Leave
• Tuition Reimbursement
• Relocation Assistance