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AMERICAN SYSTEMS

Application Developer II

AMERICAN SYSTEMS

. Responsible for the development, enhancement, maintenance, and modernization of enterprise applications within a Java-based technology stack .

Posted 4/7/2026full-timeColorado • 🇺🇸 United StatesMid-LevelSeniorWebsite

Tech Stack

Tools & technologies
AWSCloudJavaOraclePostgresSpring BootSpringBootSQL

About the role

Key responsibilities & impact
  • Responsible for the development, enhancement, maintenance, and modernization of enterprise applications within a Java-based technology stack
  • Support full lifecycle application delivery, including requirements analysis, secure design, development, testing, database optimization, and cloud migration efforts
  • Collaborate closely with customers, product owners, enterprise architects, and Agile team members to deliver secure, scalable, and high-performance solutions
  • Design, develop, test, and maintain enterprise applications within a Java / SQL / Kendo UI / SpringBoot environment
  • Develop and maintain RESTful services and responsive user interfaces that integrate with enterprise systems and databases
  • Manage and optimize databases in Oracle and PostgreSQL
  • Troubleshoot and resolve application and database issues
  • Implement secure authentication and authorization mechanisms using OAuth2 protocols
  • Support enterprise modernization initiatives

Requirements

What you’ll need
  • Must be a U.S. Citizen
  • Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience)
  • 3–7 years of experience in application development
  • Demonstrated experience with Java development, SQL development, SpringBoot, Kendo UI or similar front-end framework, Oracle and PostgreSQL database environments, OAuth2 security implementation, Agile development methodologies
  • Experience supporting or participating in cloud migration initiatives to AWS
  • Ability to participate in on-call support rotation and respond to operational incidents as required.
  • Acceptable identification for customer badging and site access

Benefits

Comp & perks
  • Comprehensive benefits package
  • Work-life support
  • Veteran-friendly employer
  • Reasonable accommodations for disabilities

ATS Keywords

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Hard Skills & Tools
JavaSQLKendo UISpringBootRESTful servicesOraclePostgreSQLOAuth2cloud migrationAgile development
Soft Skills
collaborationproblem-solvingcommunicationcustomer focusteamwork
Certifications
Bachelor’s degree in Computer ScienceBachelor’s degree in Information Technology