Messaging Engineer Contract Jobs in Madison, WI (NOW HIRING)

Senior Java Developer
Project Duration: 1 year, with possible extension based on performance
Location Madison, WI 53703
Work Type Remote But candidate might require to go to Office

REQUIRED SKILLS: (Need All; 10+ years)

• 10+ years working with Java and Spring Framework / Spring Boot
• 10+ years in web application development, web services, REST APIs
• 6+ years in Messaging Queues and Caching, including tools such as Kafka and Redis
• Strong proficiency in Hibernate/JPA
• Advanced Angular (Angular 6+),
• TypeScript,
• HTML5,
• CSS3
• Experience designing and documenting RESTful APIs (Spring Boot/OpenAPI)
• Strong knowledge of relational databases (Oracle preferred)

NICE TO HAVE SKILLS:

• Dell Boomi
• Dynatrace
• Microsoft Azure DevOps
• Familiarity with AWS, Azure, or Google Cloud
• Docker and Kubernetes
• Experience with Agile/Scrum, Iterative, or Waterfall methodologies
• Experience developing wireframes and mock-ups for stakeholder communication

INTERVIEW PROCESS:

• Online interview. A real-time screenshot photo of the candidate must be uploaded to the candidate's bid in order to accept an interview request.

DESCRIPTION OF ROLE:

Client is seeking a Senior Java Developer III with strong hands-on expertise in Java, Spring Boot, Messaging Queues, Caching, and Angular to support the application development unit for Criminal History (CH) Improvements and modernization project(s).

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-based backend applications, ensuring high performance and scalability.
• Utilize Spring Boot, messaging queues, caching technologies, and related tools such as Kafka and Redis.
• Develop and maintain Angular-based front-end user interfaces with a focus on responsiveness, usability, and ADA/WCAG compliance.
• Design, create, document, and maintain RESTful APIs using Spring Boot and OpenAPI for seamless integration between frontend and backend systems.
• Collaborate with cross-functional teams including business analysts and APM/QA engineers to gather and implement requirements.
• Participate in the full software development lifecycle including requirements gathering, design, coding, testing, and deployment.
• Conduct code reviews and contribute to code quality standards to ensure high-quality product delivery.
• Troubleshoot and resolve technical issues to ensure system reliability and robustness.
• Stay current with industry trends, emerging technologies, and best practices in Java and Angular development.

Additional expectations include familiarity with CI/CD pipelines, deployment automation, middleware platforms, cloud environments, containerization, and modern development methodologies.

Other notables:

• Minimum Education: Bachelor's Degree
• Travel Required: No
• Security Required: Yes

Feel free to share with me candidates if they meet the following criteria :

• Java
• Spring Framework
• Spring Boot
• Messaging Queues / Caching (Kafka, Redis)
• Hibernate/JPA
• Angular 6+
• Oracle
• Roles that worked in the Criminal Justice Domain is a bonus