Location: Ann Arbor, MI
Salary: $53.00 USD Hourly - $58.00 USD Hourly
Description: Mid-Level Java Developer Role Type: 12+ Months Contract
Location: Hybrid (3-4 days on-site per week in Ann Arbor, MI)
About the Role We are seeking a
Mid-Level Java Developer to join our core engineering team for a long-term contract engagement. In this role, you will design, develop, and optimize robust client- and server-side Java applications, working across distributed systems, performance tuning, and modern user interface frameworks.
You will collaborate closely with cross-functional technical and business stakeholders to build scalable software solutions, implement automated testing frameworks, and deliver high-performance applications within an Agile environment.
Key Responsibilities - Design, develop, maintain, and scale client- and server-side applications using Core Java and J2EE technologies.
- Build and optimize distributed software systems, real-time processing pipelines, and relational database integrations.
- Implement performance tuning strategies, managing Java Garbage Collection, multi-threading, and system concurrency.
- Develop robust application programming interfaces (APIs) and reusable architectural frameworks adhering to solid design patterns (GoF) and data structures.
- Integrate rich user interface components and frameworks (such as AngularJS, jQuery, HTML5, Swing, or JavaFX) into application workflows.
- Write clean, maintainable code leveraging application development frameworks like Spring, Hibernate, or JSF.
- Participate actively in Agile ceremonies, test-driven development (TDD), and automated build/deployment pipelines using modern CI/CD tools (Jenkins, TeamCity, Maven, Gradle, Ant).
- Troubleshoot, debug, and optimize applications across Unix/Linux, Windows, and macOS environments.
Qualifications Required Qualifications - Education: Bachelor's degree in Computer Science, Information Technology, or an equivalent technical discipline.
- Experience: 3+ years of professional hands-on development experience with Core Java and J2EE (spanning both client- and server-side development).
- Technical & Engineering Foundations:
- Strong understanding of object-oriented analysis and design (OOA/OOD), data structures, algorithms, and design patterns.
- Experience with relational databases, distributed systems, and messaging architectures.
- Familiarity with concurrency, multi-threading, scaling, and Java performance optimization/garbage collection.
- Development Stacks & Tools:
- Application frameworks (Spring, Hibernate, JSF, or equivalent).
- UI frameworks/APIs (AngularJS, jQuery, HTML5, Swing, JavaFX, or similar).
- Build, test, and deployment automation tools (Ant, Gradle, Maven, Jenkins, TeamCity, JUnit).
- Cross-platform operating system experience (Unix/Linux, Windows, macOS).
- Methodologies: Proven experience working in Agile environments utilizing test-driven development (TDD) practices.
- Communication: Excellent written and verbal communication skills with the ability to collaborate effectively across technical teams.
Preferred Qualifications - Experience developing downloadable desktop applications.
- Working knowledge or domain experience within finance, trading, or capital markets.
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Contact: This job and many more are available through The Judge Group. Please apply with us today! 
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