Java Developer - Mid-Level

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!