Contract iOS / .NET Developer
2012 - PRESENTSelf-Employed- Developed multiple native iOS apps (see experience section for some examples)
- Created customized web service back-ends with client portals for content management
- Created a real-time Pub/Sub messaging system with a custom protocol, compatible with websockets
- Developed VoIP capability for an iPad app via UDP
- Developed multiple Windows desktop applications using C# and WPF.
Technologies: Objective-C, C#Co-Owner
2012 - 2012MindGlove, LLC- Created a client-server application to accept on-site registration from kiosks for an event management company.
- Used UDP broadcasting to locate and communicate with a variable number of clients over a LAN
- Developed an iOS application to remote control a quadrotor helicopter via WiFi, using an Arduino microcontroller
Technologies: Objective-C, C#
Nathan Ziebart
C++ Developer in Los Angeles, CA, United States
Member since January 8, 2013
Nathan is an exert iOS and .NET developer with several years of professional experience and a bachelor's degree in computer science. He is an astute problem solver, and he loves to work with clients across the globe to find the most elegant solutions.
Nathan is now available for hire
Portfolio
- Self-EmployedObjective-C, C#
- MindGlove, LLCObjective-C, C#
Experience
- C++, 3 years
- C#, 3 years
- C, 3 years
- Objective-C, 2 years
Availability
Part-time
Preferred Environment
iOS (Xcode), C# (Visual Studio)
The most amazing...
...thing I've created is a custom real-time messaging and VoIP system for cross-platform interaction
Employment
Experience
- Audio Exam Creator (Development)http://www.audioexamcreator.com
Audio Exam Creator & Player are a pair of iPad apps that allow a teacher to record audio tests for learning disabled students.
• Developed all iOS code and created a web service to handle uploading and distribution of tests to students
• Integrated code from the open-source Opus codec project to minimize audio file size
• Push notifications alert teachers when their tests are being taken, and by whom
• Various security options to control test accessibility and set time limits for students - Kevin Wilson Cash Advance Co. (Development)
WPF application designed for a cash advance business to manage clients and transactions. Uses SQL Server to maintain records across multiple store locations. Adheres to MVVM design principles.
I was the sole developer and designer for this project. - Bridge IQ+ for Windows (Development)
Bridge IQ+ is a Bridge strategy app for iPad and Windows. The desktop version is built using C# and WPF, using MVVM design principles.
Bridge IQ+ uses a web service built using ASP.NET MVC, and a websocket-based messaging and VoIP system written in C#.
I was the sole developer and designer for this project. - Zip Phone (Development)
VOIP app for free app-to-app calls
- Bridge IQ+ (Development)
Bridge IQ+ was my first major iOS app. Designed for iPad, it offers interactive strategy articles, multi-player gaming, and live classroom sessions to improve your Bridge game
• Completed all development and graphic design for the project
• Created a custom communication and VoIP system (with a server back-end) for real-time gameplay and P2P communication
• Developed a web service to host content for in-app purchases, along with a client web portal to add, update, and remove content - Aqwertyan (Development)http://www.aqwertyan.com
Aqwertyan is an iPad application that allows the user to perform the music of any MIDI file, while the band plays along and matches pace.
• Developed all of the iOS code for the project
• Worked with another developer to integrate Java code which assigned fingering to notes
• Worked with a graphic designer who created the interface artwork
• The app can interface with external MIDI devices, record MIDI, and offers in-app purchases
Skills
Languages
Objective-C, C#, C, C++Frameworks
Cocoa Touch, Cocoa, Windows Presentation Foundation (WPF), ASP.NET MVCTools
Microsoft Visual Studio, Xcode, Adobe PhotoshopParadigms
Model View Viewmodel (MVVM), Model View Controller (MVC), Test-driven Development (TDD)Platforms
iOS, Windows, MacOSStorage
Microsoft SQL Server, SQLiteOther
Domain-driven Design (DDD)
Education
- Bachelor's degree in Computer Science | GPA: 4.02008 - 2013University of Tennessee - Knoxville, TN, USA
