Andrew Richwine

United States

@chrysantas

Full Stack / Backend

Badges

Problem Solving
Java

Certifications

chrysantas has not earned any certificates yet.

Work Experience

  • Software Engineer

    Amazon•  July 2011 - July 2015

    *Created internal mobile device system for guards to interact with the physical security system *Created Version 2 upgrade of internal security audit tool using the RoR and an Oracle DB that was deployed worldwide *Architected early DB infrastructure for a site tool that interfaced with Amazon DynamoDB *Gathered data and stress tested a representational server that allowed a successful peak scale; systems safely handled increased customer usage. This is paramount to be completed with enough time prior to peak in order to increase host count and done on a yearly basis for all external facing systems or internal critical systems *Updated customer facing UI for returnless refunds improving customer experience.

  • Software Engineer

    Lockheed Martin•  May 2008 - July 2011

    * Designed, Developed, and Tested Radar System Software Applications in C++ and Java * Developed code to resolve multiple message output of Asterix (ATC standard). Accepted as a benchmark solution for other programs. * Learned the tracker subsystem in under a month’s time, a large older C++ subsystem, impressed some of my more experienced co-workers. * Completed unit testing of a large simulation project with JUnit far ahead of schedule; increased testing percentage from less than 38% to 99-100%. * Proficient in Windows and UNIX Environment * Proficient with Real Time Processing(Radar), message Processing (TCP/UDP/Asterix), Radar Trackers, Unit Testing with JUnit and FEST, Agile Development, and GUIs (Windows and Java) * Independently resolved an Interface Description Language (IDL) problem by created a Bash Script to move IDL from unnecessary subfolders and then applying a SED script to permit the IDL to build. * Self-taught Bash to meet critical need to generalize scripts. Reduced scripts by 30%+ while simultaneously facilitating application to new subsystems

Education

  • Shippensburg University of Pennsylvania

    Computer Science, BS•  2004 - 2007

Skills

chrysantas has not updated skills details yet.