Derek Hauffe Email & Phone Number

Birmingham, Alabama, United States

Birmingham, AL

• Co-architected and co-developed a complete redesign and rewrite of a legacy desktop HIPAA-compliant health care application created with ASP.Net and MVC, installed on hundreds of desktops worldwide. The legacy app.
• Responsible for researching and architecting the API Gateway strategy.
• Developed Swagger templates to configure mock API Gateway endpoints for testing.
• Developed an STS “vending machine” that accepts a dynamically generated AWS IAM policy based on the user’s permissions. The generated IAM policy is passed into AWS STS Assume Role to deliver very fine-grain security.
• Developed a C# RESTful implementation with low level AWS SIG4 authentication into API Gateway.
• Developed a reusable C# Retry library that ensures that all RESTful calls are attempted several times before failing.

Birmingham, Alabama, United States

• Contracted to develop a plugin system for WordPress which retrieved healthcare-related articles from a daily XML feed, format and display those articles to site views, and integrate distribution of these articles with.
• Automated bulk import of previous articles using php, MySQL, and javascript.
• Implemented recurring import of new articles.
• Created secure cross-site authentication to ensure that only authenticated users were able to access the resource made available in the medical records application.

Bessemer, Alabama, United States

• Developed websites, primarily in WordPress, for various clients. Specialized in creating custom plugins to achieve users’ goals using php, MySQL, CSS, and javascript.
• Created an appointment scheduling and notification system with interactive calendar elements for a therapist. This decreased the therapist’s time spent managing appointment creation and follow-up by over 50%.
• Created a biographical gallery of strength trainers with custom presentation for a fitness trainer. Integrated the site with event ticket sales, product sales, and class registration systems.

St Louis, Missouri, United States

• Created 3D & 2D video game engine for multiplayer, online, Windows games using C# and DirectX.
• The game tracked player positions in 3 dimensions, but rendered either in 3D or 2D (using sprites), depending on the capabilities of the players’ machine.
• Wrote tools to assist artists in generating levels and assigning animations to player models, rendered using the game’s actual render path, so that conceptual work rendered exactly as it would in-game.

St Louis, Missouri, United States

• Developed demos and training materials for game developers using AGEIA's real-time physics engine.
• Worked on-site and remotely to train developers to produce assets for use with the engine.

Reactor Operator

Nuclear Electronics Technician (Et)

Fine And Studio Arts