MARK KOENIG

FULL-STACK SOFTWARE DEVELOPER

ABOUT

Results-driven full-stack software developer with 5+ years of hands-on experience delivering robust applications and critical IT support for a large-scale retail organization. Expert in designing, developing, and maintaining enterprise systems using C#, .NET, T-SQL, and JavaScript, with a strong focus on performance, security, and operational efficiency. Academic background in game design enhances innovative problem-solving and rapid prototyping capabilities. Reliable, proactive professional committed to building high-quality solutions in collaborative environments.

WORK EXPERIENCE

IT Help Desk Technician / Application Developer

Strack and Van Til LLC | Dec 2013 – Present

  • Designed and developed custom internal applications using C#/.NET and T-SQL, automating business processes and streamlining operations across multiple locations.
  • Delivered high-impact troubleshooting and technical support, quickly resolving complex hardware and software issues to maintain system availability and minimize disruptions.
  • Conducted thorough debugging, prototyping, and ongoing maintenance of production systems, proactively identifying and addressing vulnerabilities while implementing performance improvements.
  • Applied strong analytical and creative problem-solving skills—honed through formal game design training—to rapidly prototype and deliver effective solutions for real-world business challenges.

EDUCATION

Bachelor of Science - Game Design

Full Sail University | 2018-2020
GPA 3.5

Associate of Science - Software Development

Ivy Tech Community College | 2015-2017
GPA 3.2

CERTIFICATES

  • Certificate in Java Application Development – Ivy Tech Community College (Jul 2016)
  • Technical Certificate in Software Development – Ivy Tech Community College (Jul 2016)
  • PC Pro Certified – TestOut Corporation (May 2016)