Gary Hessler is a seasoned software engineer with nearly three decades of development experience and a 12-year recent focus on cloud-native and big data systems. He specializes in Java/Spring enterprise applications and has deep Hadoop and HortonWorks expertise, complemented by Python skills and multiple AWS associate certifications. Gary has led and delivered complex programs for defense and aerospace customers, including satellite ground systems and missile defense, and currently administers AWS resources and CI/CD pipelines for large user bases. A committed open source advocate, he has run the Colorado Springs Open Source Users Group since 2008 and contributes upstream to projects such as Monasca. His blend of hands-on coding, team leadership, and infrastructure automation (Terraform, Docker, Jenkins) enables reliable delivery in regulated environments. Based in Colorado Springs, he pairs broad legacy-system experience with modern cloud and big-data tooling to solve practical, mission-critical problems.
12 years of coding experience
22 years of employment as a software developer
Bachelors, Business and Computer Information Systems, Bachelors, Business and Computer Information Systems at St. Leo College
High School Diploma, High School Diploma at Cicero High School
Associates, Carpentry, Industrial Arts, Associates, Carpentry, Industrial Arts at Central College
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