Sr. Java Middleware Developer

System Soft Technologies; United States; On-site; USD 120,000 - 180,000; Full time

Job summary

System Soft Technologies is seeking a Senior Middleware Developer to design, develop, and support scalable middleware services and REST APIs that connect with enterprise applications and databases. Strong proficiency in Core Java, Spring Boot, Kubernetes and API development is required.

Experience with healthcare data standards (CCD, HL7, FHIR) is highly desirable; healthcare payer domain knowledge is a plus but not mandatory.

Qualifications

• Strong experience with Core Java, Spring Boot, Kubernetes, and API development.
• Design, develop, and support scalable middleware services and REST APIs that integrate with enterprise applications.
• Experience with healthcare data standards such as CCD, HL7, and FHIR is highly desirable.
• Healthcare payer domain experience is a plus but not mandatory.

Responsibilities

• Design, develop, and maintain middleware services and REST APIs.
• Collaborate with enterprise teams to ensure integration with databases and systems.
• Contribute to CI/CD pipelines and code quality initiatives.
• Implement secure, scalable API access patterns and documentation.

Skills

Core Java

Spring Boot

Kubernetes

API development

CCD/HL7/FHIR

Healthcare data parsing

JSON/XML

Git

CI/CD

Payer domain experience

Tools

Docker

AWS

Azure

GCP

API gateways

Kafka

RabbitMQ

Jenkins

GitHub Actions

GitLab

Job description

Must have " Core Java, Spring Boot, Kubernetes, and API development "

We are seeking a Senior Middleware Developer with strong experience in Core Java, Spring Boot, Kubernetes, and API development. The ideal candidate will be responsible for designing, developing, and supporting scalable middleware services and REST APIs that integrate with enterprise applications and databases.

Experience working with healthcare data standards such as CCD, HL7, and FHIR is highly desirable. Healthcare payer experience is a plus but not mandatory.

Required Technical Skills

• Strong proficiency in Core Java
• Strong experience with Spring Boot
• Strong knowledge of Kubernetes
• Experience with PostgreSQL
• Ability to parse, transform, and process structured data from databases
• Experience with JSON/XML
• Strong understanding of API design and integration patterns
• Experience with Git and CI/CD practices
• Experience working with CCD, HL7, and/or FHIR is preferred.
• Ability to understand and parse healthcare data and make the information available through APIs.
• Healthcare payer domain experience is a plus, but not mandatory.

Preferred Qualifications

• Experience with Docker and cloud environments such as AWS, Azure, or GCP
• Experience with API gateways and API management platforms
• Knowledge of messaging technologies such as Kafka or RabbitMQ
• Experience with CI/CD tools such as Jenkins, GitHub Actions, GitLab, or Azure DevOps
• Strong troubleshooting and problem-solving skills
• Excellent communication and collaboration skills