Versatile software engineer with special expertise in scalable and highly concurrent distributed system. Skilled in backend infrastructure, kubernetes, and high performance system. Code what I like, like what I code.

Experience

TikTokSoftware Engineer

2023 — Now

San Francisco Bay Area

Development infrastructure

Designed and built CloudDev tool for internal developers, offering features such as quick start-stop deployment services, cloud debugging, unit testing, and API testing, using Go, Kubernetes, and MongoDB.

Managed large-scale Kubernetes infrastructure spanning 30,000 cores and 140TB across multiple regions

TinderSoftware Engineer

2019 — 2023

San Francisco Bay Area

Developed backend services for hosting the experiment platform utilizing Scala, AWS, Elasticsearch, Kibana, Prometheus, and Grafana.

Implemented pagerank algorithm for the data pipeline by using Spark, Airflow, AWS S3, EMR, Redshift, RDS, Prometheus, Kibana, Grafana

Designed data models and maintained schema governance

MZSoftware Engineer

2017 — 2018

San Francisco Bay Area

Designed a real-time and historical high volume data processing and analyzing platform that answering complex multi-dimensional queries interactively with sub-second query time and provides marketers valuable insights into mobile ad campaigns performance and user behavior

Designed ETL data pipeline for OLAP

Implemented by Spark, Kafka, Druid, HDFS, Hive, HBase