Zi L.

SDE II @Amazon

Santa Clara, California, United States

About

Results-driven Engineer specializing in scaling high-concurrency Generative AI and ML infrastructure. Expert in the full MLOps lifecycle, from architecting real-time/batch data pipelines (Spark, AWS Glue, Step Functions) to deploying large-scale LLM/RAG solutions via AWS SageMaker and Bedrock. Proven track record of optimizing distributed systems to support global safety and compliance, consistently delivering robust backend solutions that handle massive data throughput and drive significant operational cost savings.

Experience

  • Software Engineer at Amazon
    May 2021 - Present · 5 yrs 2 mos

    • Architected and Deployed ML/AI Infra: Delivered scalable Real-time ML (SageMaker) and Batch processing (Step Functions/Glue) pipelines for global safety and compliance. • Expert in Generative AI (LLM/RAG) Infra: Built a high-impact LLM orchestration platform (AWS Bedrock), significantly improving issue detection. • Drove Massive Business Impact: Automated core processes, drastically reducing False Positives and securing billions in GMS through compliance.

  • Teaching Assistant at University of California, Santa Cruz
    Mar 2020 - Mar 2021 · 1 yr 1 mo

    • Lead discussion sessions for CSE16 Applied Discrete Math • Design and grade homework and quizzes

  • SDE Intern at University of Illinois Chicago
    Jun 2020 - Sep 2020 · 4 mos

    • Work on an automated tool for bone classification and measurement • Develop algorithms that take anthropometric measurements of 3d human skeleton • Work on an iOS application that scans 3d human bones