Johnie Karr Email and Phone Number
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I specialize in the development of web applications, desktop applications, and console applications using ASP.NET Framework and ASP.NET Core MVC and WebAPI using C# and Visual Basic. I often use Regular Expressions, Entity Framework, Linq to SQL (as well as Linq to XML and Linq to Entities), T-Sql, XML, CSS, JSON, JavaScript, HTML/XHTML, and MS SQL Server.For desktop and console applications, I have used ClickOnce or Inno Setup for deployment.I have experience both working alone and working on a team. I have source code repository experience with Subversion, TFS 2010, GIT using Azure DevOps, and GIT using GitHub.I use Azure DevOps for CI/CD.I also have (well, had) a couple apps in the Windows Phone store, and I'm interested in adding some to the GooglePlay and iOS play stores.I've been working from home successfully since 2012.
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Partner, Co-FounderLondon Technology Services, Llc Mar 2015 - PresentBuild custom software to meet client needsGeneral computer repairSmall network setupVoIP Services Licensing and Hardware ProcurementWork with clients in residential and commercial environmentsOffer general computer/technology related advice/solutions
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Backend DeveloperCurbio Jul 2023 - Dec 2023Potomac, Maryland, UsUsing C#, .netCore, Azure Functions, PetaPoco, and EntityFramework, and an Azure SQL backend, I collaborated and worked with a diverse, remote team to continue building and enhancing the api for the Curbio Agent Mobile App. I worked closely with third party partners to integrate into our system, but my largest contribution was the work I did for the Real Time Sales Desk.I used GIT on a daily basis to track my work, and I built out many of the api endpoints in a Postman Collection, which I shared with other developers, QA, and production support. -
Sr. Back-End Software EngineerCi&T Oct 2022 - Jul 2023New York, Ny, UsI worked as a Sr. Backend Engineer for a leading financial and mortgage institution. I primarily worked in .net Core writing in C#. -
Senior Software EngineerJack Henry & Associates Nov 2021 - Oct 2022Monett, Missouri, UsUsing C# in asp.net framework and asp.net Core, I build APIs to support several services on the Treasury Management team: including ACH Transfers and International Wires. Technologies involved include asp.net framework, asp.net Core, Entity Framework, Dependency Injection, and Azure DevOps. -
Senior Software EngineerScholarrx Jun 2017 - Nov 2021Louisville, Ky, UsI started my time at ScholarRx by completing the initial rebuild of the customer service tools using ASP.NET Core (MVC) in C#. I led two other developers in the design and development of the rebuild for the tooling for the editorial team. This was used internally by full-time editorial staff members, and externally (and globally) by part-time and volunteer editorial members. Post-launch I provided on-going support, training, feature enhancements, and bug fixes.The tools for editorial comprised of a .net Core MVC application, several console applications, and .net Core Web API.I worked as the primary back-end developer for the company's newest and highest priority product, RxBricks. My role with RxBricks involved building out the legacy MVP brick management tool (.net Core MVC), and then building out the api layer using .net Core Web API.My responsibilities also included importing the digital version of the text book each year; working closely with the business to gather and tune requirements; working closely with QA to ensure as few bugs went to production as possible; assisting the team with monthly Azure deployments; providing general support and special projects as needed to the editorial team; assisting DevOps with the management of Azure Streaming Services and Azure CDN.Besides Azure Streaming Services and Azure CDN, all projects were built in .net Core with an Azure SQL database, heavy utilization of Entity Framework Core, MVC and Web API, Azure DevOps and full CD/CI. -
Asp.Net Mvc DeveloperIsep: International Student Exchange Programs Mar 2015 - Jun 2017Arlington, UsI worked on internal and internationally public facing web applications using ASP.NET MVC, and ASP.NET WebApi with a SQL Server back-end. I utilized my programming expertise to provide feedback to management regarding the use of new technology and integration within our new systems. -
Software Engineer IiKentucky Housing Corporation May 2012 - Mar 2015Frankfort, Kentucky, UsI was a software engineer and team lead for one of the agencies largest projects, which contained several asp.net web applications (for internal and external use), and one very large windows desktop application (for internal use). I used VB.net, C#.net, asp.net, and MVC4 with Razor syntax. I utilized traditional ADO.net along with LINQ to SQL and Entity Framework 5. Projects also included third party tools from Telerik and Infragistics. The project used TFS2010 Build Services, which I managed, and have created custom workflow activities for.All development was done using an agile model. I successfully lead my team's migration from SQL Server 2005 to SQL Server 2008R2.I conceptualized and architected a major piece of the project, which was nominated for an award for the 2014 NCSHA conference.Along with this project, I had some TFS Admin responsibilities. -
ConsultantProgamming/Computer Consultant 2005 - Mar 2015Build custom software to meet client needsGeneral computer repairSmall network setupWork with clients in residential and commercial environmentsOffer general computer/technology related advice/solutions
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Software DeveloperLegislative Research Commission May 2011 - Apr 2012Frankfort, Ky, UsDeveloped and maintained desktop applications using .net (C# and VB)Determined specific software needs of internal customersBuilt databases to support applicationsConverted VB6 applications to .net -
Associate Software EngineerCox Communications Feb 2010 - May 2011Atlanta, Ga, UsI developed and maintained web-based and desktop applications using .NET (C#). ASP.net, MVC, IIS 6, and IIS 7 were used for web-applications. Deployment of desktop applications was done with ClickOnce. The database back-end was mostly SQL Server 2008R2, however, SQL Server 2000, SQL Server 2005 were also used. Many applications read data from our corporate Oracle database, and on occasion a MySQL database stored at corporate. Subversion was used for the source code repository. In this role, I also assisted our Business Analysts in requirements gathering. -
Communications SpecialistCox Communications Nov 2007 - Feb 2010Atlanta, Ga, UsI was responsible for keeping technicians informed of field impacting news and events. In order to do this, I built and maintained BlackBerry friendly Field Operations Websites (~80% of my job) using Classic ASP and SQL Server 2000 and 2005. In this role, I built solutions to support the field managers in their daily assignments, including a meeting management tool. I also provided automated scripting support for our analysts and assumed minor reporting responsibilities.
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Field Service Representative Iii On Service Improvement Through Excellence TeamCox Communications May 2005 - Nov 2007Atlanta, Ga, UsInstalled and troubleshot video, high speed internet, and telephone productsPerformed general customer service and retentionReported problems found on job site
Johnie Karr Skills
Johnie Karr Education Details
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Cowley CollegeComputer Information Sciences
Frequently Asked Questions about Johnie Karr
What company does Johnie Karr work for?
Johnie Karr works for London Technology Services, Llc
What is Johnie Karr's role at the current company?
Johnie Karr's current role is Empowering Businesses Through Seamless IT Solutions.
What is Johnie Karr's email address?
Johnie Karr's email address is jk****@****nry.com
What is Johnie Karr's direct phone number?
Johnie Karr's direct phone number is +160622*****
What schools did Johnie Karr attend?
Johnie Karr attended Cowley College.
What are some of Johnie Karr's interests?
Johnie Karr has interest in Human Rights, Children, Poverty Alleviation.
What skills is Johnie Karr known for?
Johnie Karr has skills like Asp.net, Vb.net, .net, C#, Databases, T Sql, Visual Studio, Microsoft Sql Server, Web Applications, Linq, Xml, Database Design.
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