Senior Java Backend Developer

Senior Java Backend Developer
Location: Remote, USA
Employment type: Contract
Indicative rate: $80–$90/hr
Contract roles for Java engineers developing, modernizing, and supporting enterprise backend applications and services. Work may include API development, integrations, batch processing, microservices, and production support in cloud or on-premises environments. Depending on the assignment, developers may contribute to architecture and technical design, collaborate with product and delivery teams, and help improve reliability, security, and performance.
Core skills
• Java
• Spring Boot
• Microservices
• REST APIs
• Distributed Systems
• SQL
• Agile
• Cloud Platforms
Required qualifications
• Professional hands-on Java development experience
• Experience developing and supporting enterprise applications, backend services, or APIs
• Experience with Spring Boot or the Spring ecosystem where specified
• Experience designing or integrating RESTful services
• Experience with relational databases and SQL
• Ability to write, test, debug, and maintain production-quality code
• Ability to translate functional or technical requirements into software solutions
• Experience working in a collaborative software delivery environment
Preferred qualifications
• Experience with AWS, Azure, or GCP
• Experience with Kafka, messaging, or event-driven architecture
• Experience with CI/CD, DevOps, or production operations
• Experience with batch processing, Linux, or system integrations
• Experience in payments, financial services, healthcare, or other regulated environments