James Prempeh
Drop Here

James Prempeh

Design-Oriented Engineer (Web And Mobile)


Seattle, United States


I offer a proven track record in applying my technical, design, and communication skills to create software systems that deliver business value for my clients. I have developed distributed software applications, designed stunning web and mobile UIs, and documented enterprise business systems. I have a BS degree in Computer Science with 7+ years of experience and skills in Object Oriented Programming, Distributed Systems, Database Development, Automated Testing, User Experience Design, C# .NET, ASP.NET MVC, Web API, VB .NET, SQL, ORACLE Database, SQL Server Database, WPF, Silverlight, GDI+, AJAX, JavaScript, JQuery, Kendo UI, HTML(5), and SVN.

James Prempeh has added 5 portfolio pieces. Create an account to review them.

Work History and Feedback

  • Jul 2014 - Aug 2014

    Experienced Software developers required
    Great work. Thanks. Will hire again.
    14 hours
    $25.00 / hr
    $358.33 earned

  • Nov 2013 - Dec 2013

    Windows Metro app developer wanted to assist with Office templates app
    James did an excellent job getting my iPhone and Mac apps ready for the Windows Store. He takes pride in his work, happily accommodates changes to requirements and scope, and has the rare ability to be both technical and creative. Will definitely be asking James to work on my next project.
    40 hours
    $19.99 / hr
    $999.60 earned

James Prempeh has more jobs to show. Create an account to review them.


Name Score (out of 5) Time to Complete
UK English Grammar Test (For Writing Professionals) 4.00 Top 10% 40 mins
SQL Test 3.75 Top 10% 39 mins
Programming with C# Test 3.25 Top 30% 40 mins
HTML 4.01 Test 3.90 Top 20% 32 mins

Work History

100% Job Success
2,049 hours worked
11 jobs


As Needed - Open to Offers
24 hrs response time


Search for others