sizhitu00@gmail.com | github.com/sizhitu
Principal Data Engineer & Data Analyst HangZhou, China
Data DevOps based on cloud Relational Database Service (RDS) - PostgreSQL 13.6, DBT, GCP, including real-time sync module, data modeling designing, implementing, testing & verifying and performance optimization
Data architecture and data tech stack tradeoff
tools using: GitHub, dbt cloud, PostgreSQL, CI/CD ArgoCD, GCP, DBeaver, ES, Redis, MongoDB, DTS for CDC
Data Analyst - Innovation Research Institute HangZhou, China
Data modeling and analysis research based on ZheJiang province mobile signaling big data, Collaborated with ZheJiang University and Provincial Bureau of Statistics.
Combine mobile signaling user trajectory data, using Postgis to calculate mobile distance position offset trajectory, optimize data processing process, big data modeling, analyze different group of people’s activity characteristics
Backend Engineer - Department of System Development HangZhou, China
Based on GCP, FireBase, developing micro-service architechture of McDonald’s user activity tracing and custormer growth data workflow, optimizaing log chain tracing.
User activity indicator monitoring and data processing, message pushing, attracting and acquiring customers through traffic generation.
Senior Database Developer - Database Department HangZhou, China
Writing PL/PGSQL function for bussiness data transformation, SQL review and optimization
Financial indicator monitor system developing, automization, ops data log analysis Based on LevelDB
PG paging optimization to solve the memory OOM bottleneck
Commitment to data consistency, accuracy, and Real-time synchronous updating
Junior Software Developer Xi’an, China
Social Security Insurance System data operation,financial and hospital related data transformation and processing in batches by writing Oracle procedure development , data quality assurance.
Communicate with customers and deliver final results
B. Eng in Computer Science and Technology Inner Mongolia,China
Second Prize in the National Highter Education Cup Mathematical Modeling Competition 2013.12
Oracle Certified Professional 2016.12
Last Updated on Oct 16, 2023