Senior Java Engineer: Lead Microservices & Scalable Systems

IT.HR Recruitment Agency; St. Louis (MO); On-site; USD 90,000 - 120,000; Full time

Job summary

A recruitment agency is looking for a Senior Java Engineer in St. Louis, MO. The successful candidate will work on large-scale projects, modernizing applications and ensuring system resilience. Essential skills include strong Java (JDK 8+) and Spring Boot experience, as well as a proactive approach to problem-solving and collaboration. This role involves participating in the full software development lifecycle and optimizing frontend applications while driving technical excellence within the team.

Qualifications

• Strong coding skills in Java (JDK 8+) with both Core and Advanced experience.
• Advanced knowledge in Spring Boot, relational databases, and caching solutions.
• Experience with test coverage and integrating with external systems.

Responsibilities

• Participate in all phases of the SDLC: requirements analysis, design, implementation, testing, and deployment.
• Collaborate to design and build scalable, distributed solutions.
• Modernize legacy applications into microservices.

Skills

Java (JDK 8+)

Spring Boot

System design best practices

API integration

Troubleshooting across environments

Test coverage (unit, functional, integration)

Strong communication

Job description

A recruitment agency is looking for a Senior Java Engineer in St. Louis, MO. The successful candidate will work on large-scale projects, modernizing applications and ensuring system resilience. Essential skills include strong Java (JDK 8+) and Spring Boot experience, as well as a proactive approach to problem-solving and collaboration. This role involves participating in the full software development lifecycle and optimizing frontend applications while driving technical excellence within the team.