Engineer Data

Zhenchao Zhang

************@*****.*** https://www.linkedin.com/in/zhenchao-zhang/

313-***-**** 1361 Coyote Creek Way Milpitas CA https://github.com/zzhang115 Education

University of San Francisco San Francisco, CA

Master of Science in Computer Science (GPA: 3.5/4.0) 08/2016 – 05/2018 Focused on Object-oriented programming, Back-end development, data structure algorithm and building ETL workflows.

Shanghai Institute of Technology Shanghai, China

Bachelor of Management 09/2012 – 06/2016

Work Experience

Big Data Digital Solution Engineer Johnson Controls, Inc Bim Manager 08/13/2018 – Present

Developed web application can ingest multiple 3d building models and convert that data into an information asset (Angular, Rxjs, Python).

Provided building asset data tracking service for entire building energy usage and equipment performance analysis (Redis, PostgreSQL).

Processed and delivered equipment and floorplan’s spatial information to the digital platform.

Implemented building 3D model visualization to help the user make sense of the entire building in space utilization (Three.js).

Smart Meeting Chatbot

Developed chatbot server for SmartMeeting (C#, .Net, Microsoft Bot Framework).

Understood user’s speak/text input from mobile APP (LUIS service).

Developed smart recommendation service for indoor route navigation (Javascript, Geolocation Calculation).

Implemented bot skills include meeting booking, temperature control, user notification. (GraphQL, Knowledge base).

Projects

Search Ads Web Server USF Computer Science Lab

Research Student 06/2017 – 08/2017

Developed data processor which can compute product dataset (Java, JSoup, Proxy).

Developed Search Ads web service which supports: Ads selection from inverted index, Ads ranking, Ads filtering, Ads pricing, Ads allocation (Java, MemCached, Tomcat, MySQL).

Implemented Query Understanding and 18% increased the precision of keyword search (Python, Word2vector).

Predicted Ads click probability by training a click prediction model with features generated from click log (SparkMLlib).

E-commerce web application USF Computer Science Lab Developer 03/2015 – 08/2015

Developed an e-commerce website using Java Spring with Hibernate for DB interactions.

Separated static content and dynamic content on the different web server (Nginx, Tomcat).

Created Flume configure file to collect, aggregate and store the web log data into Kafka.

Created multiple Hive tables with partitioning and bucketing for efficient data access.

Analysed and studied customer behavior by running Hive queries. Technical Skills

Programming Language: Java, Python, Javascript, Scala, Shell Script, Html, CSS, SQL. Framework Tools: Hadoop Systems (MapR, Spark, HDFS, Zookeeper, Kafka), Redis, Mesos, JUnit. Database: Cassandra, MongoDB, MySQL, Postgres, HBase. Web Services: Angular, React, RxJS, GraphQL, Azure. OS Environment: Linux, Windows.

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