Ken Hoffman, Software Development Developer in Chandler, AZ, United States
Ken Hoffman

Software Development Developer in Chandler, AZ, United States

Member since July 20, 2018
Ken has over 20 years of experience as an independent contractor providing application development services to his customers. For the last 12 years, he has developed applications on the .NET platform. His motivation to deliver value-added solutions and pull projects through to completion has earned him the respect of his clients resulting in long-term relationships.
Ken is now available for hire




Chandler, AZ, United States



Preferred Environment

Git, Visual Studio

The most amazing...

...project I've worked on as the primary architect and developer was an application used extensively by the sales force of a major corporation.


  • Full-Stack Web Developer

    2016 - PRESENT
    Northrop Grumman Innovation Systems (Contractor)
    • Worked with team to create an initial concept to obtain project approval and funding.
    • Developed the full-stack solution for application and supporting processes.
    • Implemented robust security measures to meet Department of Defense standards and requirements.
    • Created administrative module with complex user roles.
    Technologies: Bootstrap, Microsoft SQL Server, ASP.NET, .NET, .NET 4
  • Full-stack Web Developer

    2006 - PRESENT
    Trelleborg Corporation (Contractor)
    • Created an eCommerce portal to automate and track online RFQs and Purchase Orders from high-value customers.
    • Created a product database application enabling the full management and multi-tiered pricing of multiple product catalogs.
    • Implemented a reporting system to generate various accounting and sales reports based on site activity.
    • Provided full-stack development for creation and maintenance of eCommerce portal and supporting applications.
    • Worked with management to identify value-added improvement opportunities.
    Technologies: Microsoft SQL Server, ASP.NET, .NET, .NET 4
  • Full-stack Web Developer

    2000 - PRESENT
    Dataforth Corporation (Contractor)
    • Provided full-stack development of enterprise web site.
    • Managed several migrations to new generations of site features and capabilities.
    • Created a system configuration tool enabling customers to build, configure, and price data acquisition systems.
    • Implemented use of bootstrap in a website to facilitate a responsive UI.
    • Created sync processes enabling the site to perform real-time sync with email marketing database using REST API.
    Technologies: Bootstrap, Python, Microsoft SQL Server, ASP.NET, .NET 4, ASP
  • Solution Architect and Developer

    2019 - 2021
    Freelance Application Developer
    • Full-stack development an app to allow Superintendents to manage team assignments, allowed Team members to track progress and track and submit timecards.
    • Developed back-end to integrate with ERP system multiple 3rd party services via API integration.
    • Developed an API to expose all application features.
    • Developed ASP.NET MVC front-end utilizing bootstrap theme.
    • Worked with client team from inception to production to capture business needs, evaluate feedback, and optimize overall utilization and acceptance.
    Technologies: .NET Core, JavaScript, SQL Server 2016, ASP.NET MVC, C#
  • Asp.NET developer for Website Revamp

    2018 - 2019
    Air-Tite Products (via Toptal)
    • Created a custom search tool that integrated with the existing AspDotNetStorefront platform.
    • Supported the re-skin of an existing AspDotNetStorefront site.
    • Participated in the Lightening Start process to create the initial proposal and scope of work.
    • As lead developer, managed the development team using an Agile environment during the 10 week project.
    • Direct interaction and communication with client to fully understand project goals and requirements.
    Technologies: AspDotNetStorefront, C#.NET, ASP.NET MVC, .NET, .NET 4
  • Software Developer

    2002 - 2018
    Leading Semiconductor Manufacturer (Contractor)
    • Developed Windows desktop application to provide worldwide sales force with a repository of product data, search, and presentation capabilities.
    • Created the ability for an application to function without an internet connection, with a sync utility to update all data and content when the network connection was available.
    • Integrated several product search tools for a wide variety of semiconductor product offerings.
    • Created presentation system to auto-generate sales presentations from structured data and account for a wide variety of screen/projector sizes.
    • Developed several back-end batch processes to automate the transformation of data from a variety of sources to a common snapshot for client-sync availability.
    Technologies: Microsoft Access, ASP.NET, VB.NET, .NET, .NET 2, Xamarin, C#


  • Asp.Net Core - Workflow Automation Application

    Developed an Asp.Net Core 2.2 application that manages and automates the workflow processes of a language translation company. This application integrates with multiple, external APIs and automates workflow assignments and messaging.

  • Asp.Net MVC - Corporate Training Application

    Developed a training application for a large corporation using Asp.Net MVC, SQL Server, and SCORM Cloud API. The application provides both administration and learner interfaces providing a complete online training platform.

  • Data Acquisition System Builder

    Created a data acquisition system builder application that will guide users through the creation of a viable data acquisition system.

  • Air-Tite Website Redesign and Search Tool

    Was the lead developer for a Toptal project for Air-Tite to redesign their website. This project included direct communication with the client to fully understand project goals and requirements. As part of this project, I developed a custom search tool that integrated with their existing eCommerce platform (AspDotNetStorefront).

  • Real-Time Interactive Demo

    I created a demonstration page in an ASP.NET website that enabled users to experience real-time feedback of a data acquisition system. This system included a live, low-latency video stream, and HTML5 interactive controls. I created a Python server component to interface with the hardware system API.

  • RMA Module

    I developed an online RMA feature to an existing website and integrated with existing user and admin roles database. The feature tracks RMAs through the entire process and makes status updates available at all times in both the customer and admin views.

  • Sync Feature

    I developed a synchronization feature for a desktop application. The network-aware sync feature managed data and collateral incremental updates and also managed feedback data to the server.


  • Languages

    Python, C#.NET, Visual Basic .NET (VB.NET), C#, SQL, HTML5, JavaScript, VB.NET, Java, Python 3
  • Frameworks

    ASP.NET Web API, ASP.NET, ASP.NET MVC, .NET 4, ASP.NET Web Forms, ASP.NET Core, .NET, ASP, Bootstrap, AngularJS, .NET 2, .NET Core
  • Tools

    Visual Studio, AspDotNetStorefront, Git, Microsoft Access
  • Platforms

    Android, Windows, Azure, Xamarin
  • Other

    IIS, Software Development
  • Storage

    SQL Server 2016, Microsoft SQL Server, Jet SQL


  • Bachelor of Science degree in Mechanical Engineering
    1988 - 1989
    University of Arizona - Tucson, AZ

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