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Jordan Rosenfeld


Previous positions

  • Senior Software Engineer at Silvergate Bank
  • Senior Software Engineer at Blast Motion, Inc.


University of California San Diego, Bachelor of Arts, Mathematics




  • Senior Software Engineer

    CoStar Group

    June 2019 – Present(4 months)Greater San Diego Area

    CoStar Group, Inc. (NASDAQ: CSGP) is the leading provider of commercial real estate information, analytics and online marketplaces. CoStar conducts expansive, ongoing research to produce and maintain the largest and most comprehensive database of commercial real estate information. Our suite of online services enables clients to analyze, interpret and gain unmatched insight on commercial property values, market conditions and current availabilities. As a senior software engineer on the Product Data Services team, I primarily work on scalability challenges for CoStar’s flagship product suite and the LoopNet brand, the most heavily trafficked commercial real estate marketplace online, with approximately 5 million monthly unique visitors and 27 million searches per month.

  • Senior Software Engineer

    Silvergate Bank

    November 2018 – June 2019(7 months)San Diego, CA

    Fintech Innovation Group

  • Senior Software Engineer

    Blast Motion, Inc.

    April 2018 – November 2018(7 months)Greater San Diego Area

  • Software Engineer – Cloud API & Database

    Blast Motion, Inc.

    January 2017 – April 2018(1 year 3 months)Carlsbad

  • Software Development Engineer

    SmartDrive Systems

    June 2015 – December 2016(1 year 6 months)San Diego

    Full-Stack Software Engineer responsible for developing and maintaining new and existing core business products. Specializing inC#/.NET, ASP.NET MVC, Web API, HTML/CSS, Javascript, Angular, Nodejs, ADO.NET, WCF, MS SQL, TypeScript, Performance.

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  • Business Development


    November 2013 – June 2015(1 year 7 months)Greater San Diego Area

  • Business Development

    Cynergy, The Experience Agency

    September 2009 – August 2013(3 years 11 months)San Diego

    Responsible for all aspects of the sales cycle, from first contact with the customer all the way through the pre-sales estimation process, proposal writing, executive level presentations, and contract review/negotiations/final signature. My role is primarily consultative sales — working with potential customers to identify the right technologies, services, and roadmaps to ensure success on their projects.


  • University of California San Diego

    Bachelor of Arts, Mathematics

    2002 – 2005

  • UCSD Extension

    Certificate, C# Programming

    2014 – 2015

    Formal training in C# and well prepared to design, develop, implement, and deploy enterprise C# applications in a variety of architectural configurations, including those leveraging the latest Internet technologies such as ASP.NET MVC, Web API, WCF, REST, XML and SOAP.

Skills & Expertise

  • Enterprise Software
  • JavaScript
  • CSS
  • Analytics
  • Data Analysis
  • Business Development
  • C#
  • Databases
  • Strategy
  • Web Development
  • Business Intelligence
  • jQuery
  • Product Management
  • Linux
  • Real Estate
  • Big Data
  • Product Development
  • HTML
  • Software Development
  • SQL


  • C# Programming

    UC San Diego Extension, License