Senior Java Developer

DataStaff, Inc is seeking a Senior Java Developer for a long-term contract opportunity with one of our direct clients located in Indianapolis, IN.*This position is hybrid; 3 days/week on-siteJob Description:A resource is required with strong hands-on experience in Java, Spring Boot framework for backend development, and creation of scalable RESTful APIs.Must have practical exposure to designing and executing batch processes.Implementing event-driven and queue-based asynchronous processing using technologies such as AS400 Data Queues, Kafka, RabbitMQ, or AWS SQS.Resource must have hands-on experience deploying Java-based applications to AWS applications and web server environments.Experience in writing PostgreSQL functions, stored procedures, and advanced SQL queries is a strong plus.Experience in MuleSoft integration flows, API-led connectivity.Familiarity with Angular/React for frontend development is preferred.Preferred experience with document automation and template management tools such as SmartDocuments or Adobe Forms Development.Candidates will work with cross-functional teams to deliver enterprise-grade solutions.Required Skills:7 Years - Java and Spring Boot development.5 Years - Strong exposure to REST API design, authentication, authorization, and microservice patterns.5 Years - Experience building and optimizing batch processes5 Years - Hands-on experience with event-driven architectures and message queues.3 Years - MuleSoft development experience (including integrations and API management).Working knowledge of template-based document generation platforms.This opportunity is available on a corp to corp basis or as a W2 position with a competitive benefits package. DataStaff, Inc. offers medical, dental, and vision coverage options as well as paid vacation, sick, and holiday leave. As many of our opportunities are long-term, we also have a 401k program available for employees after 6 months.