Senior Java Engineer in Saint Louis

Energy Jobline is the largest and fastest growing global Energy Job Board and Energy Hub. We have an audience reach of over 7 million energy professionals, 400,000+ monthly advertised global energy and engineering jobs, and work with the leading energy companies worldwide.

We focus on the Oil & Gas, Renewables, Engineering, Power, and Nuclear markets as well as emerging technologies in EV, Battery, and Fusion. We are committed to ensuring that we offer the most exciting career opportunities from around the world for our jobseekers.

Job DescriptionJob Description

Overview
We are looking for a highly skilled Senior Java Engineer to design, develop, and maintain enterprise-grade applications. The ideal candidate will have deep expertise in Java, Spring Boot, and microservices architecture, with strong problem-solving skills and experience in building scalable, high-performance systems.

Key Responsibilities

• Design, develop, and implement complex backend solutions using Java, Spring Boot, and related frameworks

• Build and maintain RESTful APIs and microservices for enterprise applications

• Collaborate with cross-functional teams including DevOps, QA, and product to deliver high-quality software solutions

• Participate in code reviews, performance optimization, and architectural discussions

• Ensure application scalability, security, and reliability across deployments

• Troubleshoot production issues and drive root-cause analysis for resolution

• Stay current with emerging technologies and best practices in Java development

Required Qualifications

• 7+ years of hands-on Java development experience

• Strong proficiency with Spring Boot, Hibernate, JPA, and RESTful API design

• Experience with microservices architecture and containerization (Docker, Kubernetes)

• Solid understanding of relational databases (MySQL, PostgreSQL) and caching mechanisms

• Familiarity with CI/CD pipelines and cloud platforms (AWS, GCP, or Azure)

• Excellent analytical, debugging, and communication skills

Experience

• Exposure to healthcare or other regulated industries is a plus

If you are interested in applying for this job please press the Apply Button and follow the application process. Energy Jobline wishes you the very best of luck in your next career move.