# hongzhen L.

> Software Engineer at TikTok

Location: San Francisco Bay Area, United States
Profile: https://flows.cv/hongzhen

I'm an experienced and skilled software engineer, actively seeking for jobs. with master degree from Peking University and 3 years of industry experience on Big Data, used to work at Big data platform team in Kwai.inc, helped with building reliable platform to handle 1 Trillion message per day. Familiar with big data framework like Druid, Flink, Spark, HBase, have strong coding skills on Java and Python.

## Work Experience
### Software Engineer @ TikTok
Jan 2020 – Present | Mountain View, California, United States

### Software Engineer @ Kwai Inc.
Jan 2018 – Jan 2019 | Beijing City, China
-Implementation of fine-grained tasks scheduling for Druid Indexing Service. 
-Implementation of auto-scaling strategy for Druid Kafka Supervisor
-Implementation of dynamic priority allocation strategy for request
-Maintenance of the reliability and availability of Druid
-Participated in building up Flink platform
-Participated in the development of machine learning platforms

### Software Engineer @ Meituan-Dianping
Jan 2016 – Jan 2017 | Beijing City, China
Participated in HBase improvement and Maintenance.
-Designed and implemented resource management modules for HBase, including resources display and prediction, self-service web interface for users, overall metrics display for clusters, active probe system for exceptions.
-Helped reproduce and debug the HBASE-17374.


## Education
### Master's degree in Software Engineering
Peking University


## Contact & Social
- LinkedIn: https://linkedin.com/in/hongzhen-l-b41ba61a1

---
Source: https://flows.cv/hongzhen
JSON Resume: https://flows.cv/hongzhen/resume.json
Last updated: 2026-03-29