Raymond Hsu Email & Phone Number

Irvine, Ca, Us

A public Telematics/IoT SaaS provider for asset tracking, management and monitoring.• Work on microservices and message processing pipeline on the SaaS platform.• Led the POC of embedding data analytics platforms and integrated Sisense with our cloud platform. • Initiated creation of a central log analytics platform to greatly improve troubleshooting efficiency.• Participate in ETL, query optimization, Redshift schema optimization, and reports/dashboards creations. • Work with a data scientist on machine learning anomaly detection projects using scikit-learn and spark.• Explore, research, and integrate AWS services/3rd party solutions into our SaaS platform.• Worked on vehicle VIN decoding and feature enabling management web service.

Pittsburgh, Pa, Us

A public Mobile SaaS provider with top-tiered wireless carrier customers like Sprint, Verizon, AT&T, T-Mobile.• Built policy server for device management, rule-based campaign delivery and data collection.• Spearheaded the effort to set up the development process and infrastructure for code quality improvement.• Utilized EJBCA to create a PKI (Public Key Infrastructure) server to issue and manage SSL/TLS certificates.• Used GWT and Mvp4g framework to create an web-based admin UI on mobile hotspots and Android devices.• Created M2M captive-portal applications on embedded Linux platforms (Option Cloudgate and Raspberry Pi).

Irvine, Ca, Us

An online Ad network with audiences targeting technologies across a network of name brand websites. • Worked on various back-end servers including user profiling server, user profile data store, data collection server, web content categorization server, rule engine integration, hadoop clusters, …etc.• Created a data mining framework on the Hadoop cluster to process data more efficiently. • Worked on Hadoop clusters to perform data mining and to automate daily/weekly/monthly reports.• Created a user profile data store to support billions queries/updates from Ad servers in a month.• Worked with the team to integrate Drools rule engine into user profiling server clusters.• Architected and implemented the web content categorization system to support tens of billions queries from Ad server clusters in a month and tens of millions of web content categorization in a day.• Single-handedly took on the web content categorization project and finished the system in three months. • Skills used: Java, Spring, MySQL, Hadoop, Hive, Pig, Voldemort, Drools Rule Engine, AWS, CentOS

Calgary, Alberta, Ca

A technology and market leader providing high-speed Internet access (HSIA) for the hospitality industry.• Managed projects, researched, developed products, and provided technical guidance.• Architected and developed the infrastructure to operate and to support the deployed 1000+ hotel/MDU networks with more than one million logins per month.• Led research and development of the Linux-based VBN (Visitor-Based Network) gateway Server.• Developed in-house ERP and CRM systems for work flows optimization and operation automation.• Created an authentication server to process credit card and to authorize user for Internet usage.• Integrated 3rd party network products (Nomadix, CMTS, network gears) into our HSIA solutions.• Skills used: LAMP, PHP, Perl, TCP/IP, SNMP, Firewall, iptables, Netfilter, Linux kernel customization

Lake Forest, Ca, Us

A company manufacturing test and measurement equipments for wireless carriers like AT&T and Verizon.• Responsible for design, development, testing, release and maintenance of multiple software product lines.• Product lead for the high-end quality of service benchmarking tool which evaluates up to eight competing cellular networks and generated millions of dollars in revenue per year.• Developed the premier cellular network analysis and optimization tools with GIS mapping feature.• Productively contributed to the completion of three products in first six months and earned a unprecedented salary raise as a result of exceptional work.• Prevented product delays by strong troubleshooting skill to pin-point and to kill the hard-to-find bugs.• Skills used: Visual C++, MFC, Win32, OOP, Multi-Thread, C++ builder, GIS Mapping, MapInfo, ESRI, GSM

A PC main board design house and research center of an international company GVC Corporation.• Performed full life-cycle development of a Windows-based PC diagnostic tool. • Developed a highly-rated PC diagnostic tool with MFC and Win32 APIs.• Developed a Client/Server network PC health monitoring software.• Skills used: Visual C++, MFC, Win32, WinSocket, TCP/IP, SQL, ODBC, Access, HTML, JavaScript, CGI

An Internet service provider (ISP) with a software group to develop a web-based management system.• Developed a web-based ISP management system, Aimnet Internet Management System (AIMS)• Skills used: Sun Solaris, Oracle, Pro*C, SQL, HTML, CGI, Remedy, GNU C/C++

Ms, Computer Science

Bs, Mathematics