Zeljko Vujaklija
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Zeljko Vujaklija

GIS Expert, Senior .NET Developer


Rijeka, Croatia


I am software developer with over 14 years of experience in developing complex software solutions using Microsoft technologies. I specialize in GIS, particularly ESRI ArcGIS line of products, like ArcGIS for Desktop . I'm particularly versed in developing web GIS solutions based on Leaflet Open-Source JavaScript Library for Interactive Maps and Postgresql/PostGIS or SQL Server. Some of the projects I developed include: • Design and development of business web application for project management, time tracking, document management and geodetic survey management. • Cloud based web GIS application for distributing spatial data. Technologies used: Silverlight, ASP.NET, WCF, Amazon S3. • Designed and developed service for ... morebidirectional data synchronization between field workers (surveyors) and central database. Technologies used: Microsoft Sync Framework, WCF. • Designed and developed numerous ESRI ArcGIS Desktop extensions and customizations to automate workflows and increase productivity. • Web Map Viewer using Leaflet javascript framework with basemap tile service in custom projection. Basemap is overlayed by administrative boundaries in geoJson format. I’m experienced in the latest Microsoft technologies including .NET 4.5, LINQ, Silverlight, Windows Identity Foundation, Windows Workflow Foundation, Microsoft Sync Framework. I have strong orientation towards object oriented design and design patterns. less

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Work History and Feedback

  • Sep 2014 - Mar 2015

    Customezing ArcGIS - ArcMAP
    Zeljko has been phenomenal for us. He is always reliable, happy to take on big or small tasks, a great troubleshooter, a great coder and has been a pleasure to work with.
    $5,580.00 earned
    Fixed Price

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Name Score (out of 5) Time to Complete
Dot Net Fundamentals Test 3.75 Top 10% 22 mins
DotNet 2.0 using C# Test 2.90 Top 10% 37 mins
DHTML Test 4.00 Top 20% 35 mins
XML 1.0 Test 3.60 Above Average 31 mins
Programming with C# Test 3.60 Top 20% 39 mins
ASP.NET with SQL Server Test 3.50 Top 20% 30 mins
ASP.Net 3.5 using C# Test 3.10 Top 20% 35 mins
CSS 2.0 Test 4.10 Top 20% 32 mins
U.S. English Basic Skills Test 4.00 Top 30% 40 mins

Work History

100% Job Success
763 hours worked
15 jobs


As Needed - Open to Offers
24 hrs response time


Phone Number: Verified


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