Senior Software Developer

Senior Software DeveloperThe Georgia Department of Human Services (DHS), Office of Information Technology, is seeking a qualified candidate for a contractor staffing position for a Senior Software Developer on Georgias Child Welfare technical team in Atlanta, Georgia.Job ResponsibilitiesDevelop and maintain Java-based applications using core Java and advanced Java (Java 17).Design and implement microservices using Spring Boot and other relevant frameworks.Build and consume RESTful APIs and web services.Integrate with databases, ensuring performance optimization (e.g., SQL databases like PostgreSQL, Oracle).Write unit and integration tests using JUnit, TestNG, Mockito, or other testing frameworks.Develop SQL queries and analyze data to support application development and production issues.Implement object-oriented design principles and patterns for scalable and maintainable codebases.Ensure adherence to clean code principles and write reusable, modular code.Troubleshoot and debug Java applications, ensuring optimal performance and security.Participate in code reviews and provide constructive feedback to peers.Follow Agile methodologies (Scrum) and participate in sprints, daily stand-ups.Use version control systems like GitHub for source code management.Implement and manage CI/CD pipelines using GitHub Actions.Collaborate with DevOps teams for cloud deployment and infrastructure management (AWS).Design, configure, and implement Spring Batch jobs for processing large datasets and scheduling tasks.Implement dynamic web pages and views using JSP (Java Server Pages).Design and implement authentication and authorization mechanisms using Key Cloak for identity and access management, ensuring secure communication through OAuth2.0 and JWT tokens.Leverage SAML/SSO integration for single sign-on and authentication.Experience and Technical Skills RequiredSeven (7) years of experience in Java and modern technologies.Previous experience usingJava (Java 17+) features such as records, sealed classes, switch expressions, pattern matching, and enhanced performance improvementsNode 16+ServiceNow, Splunk, DynatraceSpring Framework (Spring Boot, Spring MVC, Spring Data, Spring Security, Spring Batch)Microservices Architecture (Designing, developing, and deploying microservices)Java Server Pages (creating dynamic web pages and integrating with back-end logic)Database Management (PostgreSQL, Oracle and experience with ORM tools like Hibernate)RESTful Web Services (API development, consumption, and integration)Thorough understanding of REST, SOAP, Web services and API Communication protocols S/FTP/S, File I/O etc.Testing: JUnit, TestNG, MockitoVersion Control: GitHubBuild Tools: Maven, NPMCI/CD: GitHub ActionsCloud Platforms: Amazon Web ServicesFrontend Integration: Understanding of HTML, CSS, JavaScript, and Angular 17+IDE: IntelliJ, Eclipse etc.Security & Identity Management: Experience with OAuth2.0, JWT tokens, and SAML/SSO integration for authentication and authorizationKey Cloak Integration: Integrate Key Cloak with Java-based applications and services for API authenticationScripting Languages: Proficiency in one or more scripting languages, such as Bash, or PowerShell, PythonTeradata Retail Data Model (RDM): RDM systems experience is a plus