Senior Java Backend Engineer - Microservices & API Focus

Compunnel, Inc.; Maryland Heights (MO); Hybrid; USD 90,000 - 140,000; Full time

Job summary

Compunnel, Inc. is seeking a Java Developer to design, develop, modify, and implement web applications and services supporting internal portal platforms and desktop applications. The role focuses on backend services, web APIs, microservices, performance, troubleshooting, and maintenance.

You will participate across the full software development lifecycle, stay current with industry tools, and collaborate with teammates and stakeholders to deliver features and maintain system health.

Qualifications

• 7+ years of software development experience.
• Strong experience with Spring and Spring Boot.
• Strong experience with Spring MVC for web application development and REST APIs.
• Strong experience developing backend services and microservices.
• Expertise building and consuming Web APIs.
• Strong experience with SQL.
• Solid understanding of object-oriented programming (OOP) and the software development lifecycle (SDLC).
• Experience with unit testing frameworks and continuous integration tools.

Responsibilities

• Design, develop, modify, and implement web applications and services supporting portal platforms.
• Develop and maintain backend services and microservices using Java and Spring technologies.
• Build and consume RESTful Web APIs and other web services.
• Develop and maintain Spring MVC-based web applications.
• Participate in all aspects of the software development lifecycle.
• Troubleshoot and maintain applications and services to support system health and performance.
• Develop features and enhancements for internal-facing web and desktop applications.
• Apply software development best practices with a strong focus on application performance.
• Implement unit testing and support continuous integration and CI/CD processes.
• Stay current with industry tools, technologies, and trends in web and API development.
• Collaborate with team members and stakeholders to deliver application enhancements and support ongoing maintenance.

Skills

Java

Spring framework

REST API development

Microservices

SQL

OOP/SDLC

CI/CD

Tools

Spring Boot

Spring MVC

Unit testing frameworks

Job description

Compunnel, Inc. is seeking a Java Developer to design, develop, modify, and implement web applications and services supporting internal portal platforms and desktop applications. The role focuses on backend services, web APIs, microservices, performance, troubleshooting, and maintenance.

You will participate across the full software development lifecycle, stay current with industry tools, and collaborate with teammates and stakeholders to deliver features and maintain system health.