Shang-Chieh Wu, PhD

Shang-Chieh Wu, PhD (meou AT cs DOT umd DOT edu)

Proven ExpertisesRecent ExperiencesBig Machine Learning Group, Platform Team, Yahoo 2014 – PresentPrincipal Software Development Engineer and Mentor, Engineer Associate Program

Building Yahoo first GPU-based Hadoop cluster for machine learning libraries

Deep parallelize Yahoo-proprietary implementation of Gradient Boosting Decision Tree (GBDT)

Port Latent Dirichlet Allocation (LDA) to Hadoop 2.0 framework

Consumer Product Insights, Ads and Data Team, Yahoo 2012 – 2014Principal Software Development Engineer

Architect Yahoo low-latency user data pipeline (Propane)

Project lead for Yahoo web portals low-latency recommendation system (Mint)

Project lead for Yahoo low-latency advertising data system (Zipline)

Prototype Yahoo first Storm-based low-latency data dashboard

Large Scale Data Analytics, R&D, Aol Advertising 2010 – 2012Principal Distributed Software Engineer

Productize and prototype online advertising research projects

Project lead for Aol Hadoop-based predictive display advertising system

Productize Aol Click-Per-Action (CPA) campaigns revenue report framework

Core Service, Lab126, Amazon 2009 – 2010Software Development Engineer

Speed up the boot process and power saving operations

Design and implement connection policy for cellular & Wi-Fi connections

Mentor Net (Non-Profit) 2009Chief Consulting Product Engineer

Advisor for web portal architecture

Network Software and Systems Technology Group, Cisco 2008 – 2009Software Development Engineer

Design and implement memory management APIs for Cisco unified Operating Systems (XOS)

Implement XOS remote asynchronous inter-process communication on IOS- on-Neutrino (ION)

Computer Science Department, University of Maryland 2003 – 2008Research Assistant and PhD student

Propose multi-threaded multi-process framework to support loosely coupled applications

Publish algorithms for runtime meta-data matching and remote caching of collective operations

SkillsDistributed Systems, Linux, Java, Map/Reduce, Hadoop, Low-Latency, Storm, Online Advertising, Statistics, Multi-threaded, Performance Tuning, Network Protocol.EducationPhD, Computer Science, University of Maryland, College Park, MD, USAGraduate Certificate, Decision Analysis, Stanford University, Stanford, CA, USAMS, Computer and Information Science, National Chiao Tung University, Hsinchu, TaiwanBS, Electric