Senior Java Developer

Quantam Solutions provides IT solutions and consulting for various clients. We offer competitive hourly wages, health benefits, paid time off, and a 401(k) plan. We are currently seeking a Senior Java Developer. Candidates must be located within 90 minutes of Lansing, MI. Interviews will be via Microsoft Teams video. The work schedule is hybrid, with two days (Mondays and Tuesdays) onsite in Lansing, MI. There is no option for a fully remote work schedule. Job Description: The position is responsible for providing ongoing maintenance and support of complex Java applications and developing enhancements to our clients Office of Recipient Rights (OBRA) and other vital records applications supported within their department. OBRA is a critical system that is used to screen and evaluate individuals' needs in order to develop a treatment plan. Changes are being made to enhance the stability and functionality of the system. The resource is integral to developing and maintaining our client's OBRA automated processes, streamlining critical business processes, data integrity, SEM/SUITE compliance, and securing the applications. The resource also performs as a technical lead and provides technical guidance to the other developers in the department. As a technical lead, the resource participates in a variety of analytical assignments that provide for the enhancement, integration, maintenance, and implementation of projects. The resource also provides technical oversight to developers in the team that support other critical applications. Responsibilities: Write well-designed, testable code using spring MVC, Hibernate framework for entity object mapping, jQuery / HTML5, JavaScript, HTML, XML, Angular. Develop business application components using Object Oriented java / JEE technologies, design principles. Design and develop RESTful Web Services using Spring Web MVC framework. Design, Develop and maintain applications using Apache Struts framework. Ability to implement design patterns like Intercepting Filter, Front Controller, Session Façade, DAO, Singleton, and Service Locator Proficient in building and maintaining unit test framework with Junit and Spring Boot. Execute full software development life cycle (SDLC) including experience in gathering requirements and writing functional/technical specifications for complex projects. Knowledge in designing both logical and physical database models. Develop database objects including stored procedures, functions. Troubleshoot issues using SQL, PL/SQL scripts. Hands-on experience Integrating software components into a fully functional software system. Experience with source control tools such as GIT. Experience on Build Frameworks like Maven, maintain source code using source control, and baseline software versions and building war files for deployments. Experience developing with application servers Apache Tomcat, JBOSS, Web Sphere, and OpenShift Container. Develop software design documents and work with stakeholders for review and approval. Experience developing, prototypes, mockup for users review and approval. Experience creating flowcharts, screen layouts and documentation to ensure logical flow of the system requirements. Experience with React.js and modern JavaScript (ES6+). Strong understanding of Redux, React Router, and component lifecycle. Experience working on large agile projects. Experience with Java 17+, SOAP Web-Services and Java Messaging Service (JMS) API. Experience with Spring Boot Projects, Spring Data, Spring Batch, Spring Security frameworks. Good to have knowledge of Apache Kafka, Apache Spark and ActiveMQ broker. Experience in Database Design in Oracle and SQL server. Required Skill Sets: Over ten years of developing complex computer systems using Java. Over ten years of developing complex computer systems using java IDEs such as Eclipse and STS. Over eight years of programming using Java JEE Struts Framework. Over ten years of programming in SQL and/or PL/SQL. Over eight years programming using Java JEE Spring/Spring Boot Framework 3.0. Over eight years of development using Hibernate/JPA framework. Over five years in projects development using Angular/React JS, JavaScript framework. Over five years programming in the JBOSS Enterprise SOA environment including JBOSS Workflow. Over five years using CMM/CMMI Level 3 methods and practices. Over five years implemented agile development processes including test driven development. Over two years of experience with React.js and modern JavaScript (ES6+). Strong understanding of Redux, React Router, and component lifecycle. Exposure to DevOps practices and cloud platforms (AWS, Azure). Hands-on experience using AI to accelerate daily coding tasks, including code generation, refactoring and documentation. Proven ability to integrate AI into development workflows to enhance productivity, code quality, and team collaboration. Nice to Have Skill Sets: Experience or Knowledge on creating CI/CD pipelines using Azure DevOps. Over three years of experience or knowledge on creating CI/CD pipelines using Azure DevOps. Skills: Java,Java IDE,Eclipse,STS,Java JEE Struts Framework,SQL,PL/SQL,Java JEE Spring,Spring Boot Framework 3.0,Hibernate,JPA Framework,Angular,React JS,JavaScript,JBOSS Enterprise SOA Environment,JOBSS Workflow,CMM,CMMI,Agile,Test Driven Development,React,js,JavaScript ES6+,Redux,React Router,Component Lifecycle,DevOps Practices,AWS,Azure,AI,Code Quality,Team Collaboration

Created: 2026-03-10