- Principal Software EngineerWalmart Labs2012 - 2015
- Designed and developed a distributed data transformation pipeline for custom endpoints (e.g., sending and transforming data from Oracle to Graphite for monitoring database performance), using Java.
- Created an application suite to safely and automatically load-balance data among database shards in a home-grown sharding system using Java.
- Architected and built a next-generation “Do What I Mean” Data Access Layer that makes back-end storage systems opaque to the front-end application developer, using Java, Oracle, PostgreSQL, MySQL, and Cassandra.
- Orchestrated my team’s Agile roadmap planning, software lifecycle, builds, continuous integration, testing, service integration efforts, and deployment.
- Represented my team and our ideas in front of various audiences, including the company’s architecture board and executive leadership.
Technologies: Java, Oracle, PostgreSQL, Cassandra, Solr - Principal Application EngineerLiveOps, Inc.2008 - 2012
- Designed the next-generation version of the Real-Time Monitoring product, using C, Java, OSGi, Redis, and Google Web Toolkit.
- Designed and implemented LiveOps’s first external single sign-on service and external API, using Java and MySQL.
- Contributed significantly to a team design for LiveOps’s first phone call and human operator management API using Java, OSGi, and MySQL.
- Improved and maintained the LiveOps Access Control Service, a PCI- and HIPAA-compliant, RESTful Perl service that provided internal access to account security information.
- Built the second-generation version of LiveOps’s Dubber product, a distributed Perl application responsible for transcoding recordings of tens of thousands of phone calls each day.
Technologies: Perl, Java, C, OSGi, Redis, Google Web Toolkit, MySQL - Proprietary Equity TraderECHOtrade2007 - 2012
- Executed manual and automatic day trades of NYSE-listed equity issues.
- Analyzed and forecasted market trends and developed algorithms for future trading and investment strategies using Perl and PostgreSQL.
- Earned a SEC Series #7 General Securities Registered Representative license.
Technologies: Perl, PostgreSQL - Engineering ConsultantWatts Radiant2007 - 2007
- Designed and developed CAD software and algorithms in C# for optimizing layout of the company’s flagship heating products in new and renovated construction.
- Communicated regularly with mechanical engineers and marketing managers to determine software specifications and design parameters based on previous usability studies.
Technologies: C#, .NET - Research AssistantCarnegie Mellon University2006 - 2006
- Participated in the design of a spiral-finned magnetic micro-capsule for performing endoscopy, biopsy, ablation, and other medical tasks in the human intestinal tract.
- Designed and developed the C++ software control system for a bank of electromagnets that had the ability to move the aforementioned micro-capsule about its rotational axis in order to allow it to navigate the human body.
Technologies: C++, GTK+ - OwnerPurplehost.net2003 - 2006
- Owned and operated a small-scale, Linux-based web, FTP, and email hosting company based on Perl and PostgreSQL.
Technologies: Perl, PostgreSQL - Firmware EngineerAnritsu Corporation2004 - 2005
- Developed VxWorks-based embedded systems software, using C++ and Perl, to gather and transmit detailed instrumentation data during 1xEV-DO and CDMA2000 mobile device proving tests.
Technologies: C++, Perl, 1xEV-DO, CDMA2000, VxWorks - WebmasterThe UTD Mercury2004 - 2004
- Transitioned a student newspaper’s entire website, archive, and associated data into a third-party-hosted publishing solution, using Perl for data import, transformation, and export.
Technologies: Perl - EngineerSignalogic2000 - 2002
- Implemented a 2D block-diagram development platform for composing entire embedded software applications by visually connecting blocks of code, using C++, MFC, and a variety of Texas Instruments DSP hardware.
Technologies: C++, MFC, Texas Instruments DSP
Colin Wetherbee
Pittsburgh, PA, United States
Member since June 8, 2015
Colin has over 20 years experience working on software applications and services for businesses of all sizes. He has expertise in C, C++, Java, Perl, and Ruby, and is familiar with many popular frameworks. Recently, he was responsible for designing and implementing a large-scale Oracle database sharding solution for Walmart.com.
Colin is now available for hire
Portfolio
- Walmart LabsJava, Oracle, PostgreSQL, Cassandra, Solr
- LiveOps, Inc.Perl, Java, C, OSGi, Redis, Google Web Toolkit, MySQL
- ECHOtradePerl, PostgreSQL
Experience
- Linux, 20 years
- C++, 18 years
- PostgreSQL, 14 years
- SQL, 12 years
- C#, 8 years
- Java, 7 years
- Agile Software Development, 6 years
- Software Architecture, 5 years
Availability
Part-time
Preferred Environment
Linux, Vim, Git, Mac OS X, Eclipse
The most amazing...
...professional experience I can have is to design and write software for cutting-edge engineering solutions
Employment
Experience
- My Online Business Card (Other amazing things)http://colinwetherbee.com/
See a curated overview of the skills and services I can bring to your company.
Skills
- LanguagesJava, C, Perl, C++, C#, SQL, Bash, Ruby
- ToolsVisual Studio, Eclipse IDE, Git, Subversion (SVN), CVS, Mercurial, Blender, Inkscape
- ParadigmsAgile Software Development, Scrum, Concurrent Programming
- PlatformsLinux, Oracle
- OtherSoftware Architecture, Cryptography
- FrameworksBoost, Hibernate, Ruby on Rails (RoR)
- Libraries/APIskundera, DBIx::Class
- StorageMongoDB, PostgreSQL, MySQL, Redis, Cassandra
Education
- Master of Science degree in Electrical & Computer EngineeringCarnegie Mellon University - Pennsylvania2005 - 2006
- Bachelor of Science degree in PhysicsUniversity of Texas - Texas2000 - 2005
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