Junior Full Stack Engineer (Java, Mulesoft, Cobol)

MainframeMaster; Northern (KY); Hybrid; USD 90,000 - 130,000; Full time

Job summary

Mutual of Omaha is seeking a Full Stack Engineer in Life to work on critical applications, driving technical excellence through modernized systems, robust integrations, and scalable solutions.

The role emphasizes backend-heavy development with Java, Mulesoft, Spring Boot; API design for seamless integration; cloud-first and containerized deployments, and a commitment to clean, high-performance code and automated testing.

Qualifications

• Experience building backend-heavy, full-stack applications using Java, Mulesoft and Spring Boot.
• Knowledge of Cobol modernization to modern technologies is a plus.
• Familiarity with automated testing and code-quality practices.

Responsibilities

• Design, develop, test, and maintain backend-heavy full-stack applications and systems.
• Build and enhance APIs for seamless system integration with high availability and performance.
• Drive modernization efforts, including cloud-first development and containerized solutions.

Skills

Java

Mulesoft

Spring Boot

APIs

Full-stack

Cloud-ready

Performance optimization

Tools

Git

CI/CD

Job description

Join Mutual of Omaha as a Full Stack Engineer in our Life area. In this role, you'll work on critical applications, driving technical excellence through innovative solutions, robust integrations, and modernized systems. We're seeking an experienced engineer with strong backend skills, a passion for clean, high-performance code, and the ability to ensure systems are scalable and reliable.

WHAT YOU'LL DO:

• Support existing Cobol administration systems where our policy data lives. Understanding this language will help in modernizing systems to a more modern technology
• Design, develop, test, and maintain backend-heavy full-stack applications and systems using Java, Mulesoft, Spring Boot, and modern engineering patterns.
• Build and enhance APIs for seamless system integration, ensuring high availability and performance through effective load testing, multi-threading, and memory management techniques.
• Apply dynamic coding practices, ensure clean code quality, and leverage version control and change management for consistency and reliability. Creating and working with automated tests.
• Drive modernization initiatives, including cloud-first development and containerized solutions, ensuring scalable, flexible, and future-ready systems.