John C. Email & Phone Number

While completing his degree, Mr. Callaway developed a mortgage loan management software where he gained experience in client communication and relations, server administration, web application security, and several programing languages.As a Senior Computer Scientist for Southwest Research Institute (SwRI), Mr. Callaway works on projects that utilize his programming knowledge These include several languages such as C, C++, C#, Python, Java, and Bash scripting. He is also knowledgeable in creating custom Linux kernels and file system distributions for use on embedded systems. Before completing his degree in Computer Science, Mr. Callaway worked as a Computer Operator at Southwest Research Institute, assisting with the daily and nightly processing. He ensured all procedures were run in accordance with the processing schedules and acted as a point-of-contact for the output produced by these processes. The duties included prep work for daily processing of production cycle and bi-weekly: timesheet closeouts, as well as project cost processing, accounts receivable processing including cost sheets; and printing of miscellaneous reports. Mr. Callaway also provided Quality Assurance (QA) support for reports development as well as the Institute Help Desk.Prior to working at SwRI, Mr. Callaway began his IT experience in monitoring proprietary workflow applications for Affiliated Computer Services. It was his duty to ensure that all data moved through the system without errors by monitoring the server applications and troubleshooting any problems that would arise. This also included running various SQL jobs and writing queries to gather the proper data needed for managerial reports, including billing and payroll.Mr. Callaway is currently increasing his experience in full stack web development with projects in both ASP.NET and Java. He continues training junior developers in Linux with contributions to projects that include custom embedded Linux device drivers for data acquisition using the Advance Linux Sound Architecture, WinForms and WPF .NET controller software, GUI applications in Python, and signal processing using GNU Radio. He is proficient in additional programming languages including SQL, HTML, CSS, PHP, Javascript and some additional web frameworks such as Laravel, Django, and Flask. In addition, he has an introductory experience with Perl.