Xiaobin Wu

1 Backend Fullstack Project - Twitter :

• Skill Sets : Python, Django, MySQL, HBase, Redis, Memcached, RabbitMQ, Amazon S3
• Applied push model to fanout news feeds
• Used Redis and Memcached to reduce db queries for tables which has lot reads and less writes
• Used Key-value store HBase to split db queries for tables which has less reads and lot writes
• Used denormalization to store the number of comments & likes in order to reduce db queries
• Used Message Queue to deliver asynchronized tasks to reduce response time

• Whole project resulted in 10000 lines of code, cost over 3 months

2 Front-End Fullstack Project - E-Commerce Website:

• Skill Sets : HTML, CSS, JavaScript, React, Nodejs, MongoDB

3 Oracle Senior Design Project – OAL Parquet OCI (Jan 2020 – June 2020)

• Sponsors: Daniel Langereken (Oracle)
• Project Summary: Building the efficiently converter to convert different type of files to the Apache Parquet format and vice versa on the OCI Cloud
• My tasks: Software developer/Apache Drill operator/Tester