Java Developer IV

Job Title: Java Developer IV Location: 99% remote within Wisconsin Contract length: 7 months Schedule: 40 hrs; 8a to 5p Pay: $55/hr to $60/hr, DOE Job Overview: We are seeking a highly skilled and experienced Senior Java Developer with strong hands-on expertise in Java, Spring framework/Spring Boot, Messaging Queues, Caching and Angular to join our dynamic team. The ideal candidate will develop and maintain robust, scalable, and high-performance applications seamlessly integrating Java-based backend systems with Angular-based frontends. This role requires a proactive problem solver who thrives in a collaborative, fast-paced environment. Key Responsibilities: • Develop and maintain Java (8 to 21)-based backend applications, ensuring high performance and scalability. • Unit test and code coverage using Junit. • Good working experience using Spring Boot, messaging queues, and caching and having good experience using Kafka, Redis, and/or equivalent tools. • Develop and maintain Angular(21)-based front-end user interfaces with a focus on responsiveness, usability, and ADA/WCAG compliance. • Unit tests using PlayWright. • Collaborate with cross-functional teams, including business analysts, and APM/QA engineers, to gather and implement requirements. • Create and maintain RESTful APIs for seamless integration between frontend and backend systems. • Troubleshoot and resolve technical issues, ensuring system reliability and robustness. • Stay up to date with industry trends, emerging technologies, and best practices in Java and Angular development. • Have good experience doing code reviews and contribute to code quality and standards to ensure high-quality product delivery. • Participate in the full software development lifecycle, including requirements gathering, design, coding, testing, and deployment. • Experience using AI (Prompts/Skills/MCP) to speed up the development process. Required Skills: • Strong proficiency in Java, Spring Framework (Spring Boot), Hibernate/JPA, message queuing, and caching. • Advanced skills in Angular (21), Typescript, HTML5, and CSS3. • Experience designing, creating, and documenting RESTful APIs using Spring Boot and OpenAPI • Practical knowledge of, and experience with, various middleware platforms like Apache Kafka, Redis, and BOOMI. • Familiarity with CI/CD pipelines, deployment automation, and dynamic environment configuration. • Experience developing wire frames and mock-ups as a tool to communicate design concepts with stakeholders. • Strong knowledge of relational databases. • Familiarity with cloud platforms like AWS, Azure, and Google Cloud. • Excellent problem-solving and analytical skills. • Strong verbal and written communication skills. • Proven ability to work both independently and collaboratively in a team environment. • Knowledge of containerization and orchestration tools like Docker and Kubernetes. • Familiarity with Agile/Scrum, iterative, and waterfall development methodologies.