Java/J2EE Developer

Location: McLean, VA (On-site M-F) Introduction Join a dynamic team where you will play a critical role in developing and maintaining cutting-edge applications. We are seekin…

• 4 days ago

Must Have Qualifications7+ years of hands-on Java development with preference of Java 21 with experience transition to other versions of Java. Hands-on experience with relational databases is required., 7 10 years of professional software development experience. Bachelor’s degree in Computer Science or a related field (or equivalent experience). Core Technical Skills (Java & Backend) Strong professional experience with Java (backend development). Experience building RESTful APIs and working with common Java frameworks (e.g., Spring / Spring Boot or similar). Outstanding Java expertise (Java 8+) including I/O, multithreading/concurrency, collections, generics, and lambda expressions. Strong experience building and consuming RESTful API web services. Strong knowledge of Spring Framework and Dependency Injection Proficiency with build/test tools: Maven/Gradle, JUnit/Mockito, FitNesse. Proven ability to perform R&D using AI, including evaluating AI-assisted approaches, rapidly prototyping solutions, and validating outcomes (e.g., prompt engineering, model/tool evaluation, and integrating AI capabilities into workflows or applications). Excellent problem-solving, analytical, and technical skills. Strong oral and written communication skills, with the ability to clearly explain technical concepts to both technical and non-technical stakeholders. Database & Data Skills Outstanding database skills with strong understanding of RDBMS (e.g., MS SQL) and data modeling. Ability to write advanced SQL queries for reporting, troubleshooting, and data analysis. Experience working with structured and semi-structured data formats: XML and JSON. DevOps / SDLC / Tooling Understanding of Docker containers in the development process. Understanding of application lifecycle management. Ability to use CI/CD pipelines and related tools (e.g., JIRA, Jenkins) to build and deploy applications. Experience with Git and collaborative development workflows. Preferred / Nice-to-Have (Java Upgrade, Python & AI) Direct experience upgrading or migrating applications to Java 21 (or recent LTS versions), including: Dependency and build updates (e.g., Maven/Gradle)Compatibility testing and resolving breaking changes. Performance and runtime improvements where applicable Python proficiency (preferred), particularly for AI/ML development and automation. Soft Skills Flexible and versatile; able to adapt quickly to new environments and work across projects.