Full Stack Engineer — Cloud-Native, Scalable Backend

MainframeMaster; Northern (KY); Hybrid; USD 110,000 - 170,000; Full time

Job summary

Mutual of Omaha is seeking a Full Stack Engineer in its Life area to modernize critical applications. You will work on backend-heavy systems, focusing on scalable, high-performance code, and robust integrations using Java, Mulesoft, and Spring Boot.

This role emphasizes API development, automated testing, and cloud-first, containerized deployments to keep systems reliable and future-ready. Experience with Cobol modernization is a plus and collaboration across teams is essential.

Qualifications

• Strong backend development experience in Java and related tech.
• Experience with Cobol modernization is a plus.
• Familiarity with API design and integration.
• Understanding of cloud-first development and containers.

Responsibilities

• Support existing Cobol administration systems while modernizing to newer tech.
• Design, develop, test, and maintain backend-heavy full-stack apps using Java, Mulesoft, Spring Boot.
• Build and enhance APIs for system integration with high availability.
• Apply clean code practices and use version control with automated tests.
• Drive modernization initiatives including cloud and containerized solutions.

Skills

Java

MuleSoft

Spring Boot

APIs

Cobol

Cloud

Containerization

Git

Tools

Git

Job description

Mutual of Omaha is seeking a Full Stack Engineer in its Life area to modernize critical applications. You will work on backend-heavy systems, focusing on scalable, high-performance code, and robust integrations using Java, Mulesoft, and Spring Boot.

This role emphasizes API development, automated testing, and cloud-first, containerized deployments to keep systems reliable and future-ready. Experience with Cobol modernization is a plus and collaboration across teams is essential.