Mid-level Backend/Middleware Developer

Knowledge Management, Inc. (KMI) has the leadership and experience to deliver innovative technology, logistics and management solutions to meet real mission requirements. KMI is a Minority Business Enterprise (MBE) and Small Disadvantage Business (SDB) that specializes in Logistics, Warehouse Services, Distance Learning/Training, Enterprise Solutions, Financial Management Support, Program Management, Intelligence Analysis and Threat Assessment, and Data Analytics/Operations Research. Since 1998, our solutions and services have helped our clients improve performance, drive cost and operational effectives, and map technology needs for tomorrow's requirements.Title:Mid-levelBackend/Middleware DeveloperLocation: RemotePosition:1Duration: Multi-year programStart date: ASAPSecurity Clearance:Active US Treasury Public Trust is preferred. Anyone with an active DOD clearance, would be processed for a Public Trust.Salary:Please provide your salary requirementPosition Overview:Knowledge Management, Inc. is seeking a Mid-level Backend/Middleware Developer to design, develop, and maintain robust, scalable API and middleware solutions for our secure, mission-critical applications. This role is critical to client's product roadmap and will focus on building secure, high-performance middleware services using Java and Spring Boot, with a strong emphasis on Zero Trust principles.Key Responsibilities:- Design, develop, and deploy comprehensive RESTful APIs using Java and the Spring Boot framework.- Implement and maintain security for API endpoints using OAuth 2.0 and OpenID Connect (OIDC) protocols.- Enforce authorization policies based on Role-Based Access Control (RBAC) and Attribute-Based Access Control (ABAC) principles.- Contribute to the development of secure edge computing and cloud-native solutions that meet stringent compliance and security criteria.- Write clean, maintainable, and testable code with a strong emphasis on performance and reliability.- Collaborate with cross-functional teams to deliver compliant mobile solutions designed to streamline workflows and enhance operational efficiency.- Participate in code reviews to ensure high-quality standards are met.Required Qualifications:- Proven experience as a Backend or Middleware Engineer in a senior-level role.- Proficiency in Java and the Spring Boot ecosystem.- Hands-on experience implementing and securing APIs with OAuth 2.0 and OIDC.- Strong understanding and practical application of RBAC and ABAC for authorization. Proficiency with version control systems, particularly Git.Desired Qualifications:- Experience with Bedrock for managing backend data warehousing and storage needs.- Familiarity with Nutanix infrastructure and platform solutions.- Hands-on experience building and managing CI/CD pipelines in either GitHub Actions or GitLab CI.- Proficiency in containerization with Docker and orchestration with Kubernetes.- An existing US Treasury Public Trust or equivalent Federal security clearance.Benefits: All full-time employees are eligible to participate in our benefits programs:- Health, dental, and vision insurance- 401(k) retirement plan- Paid time off (PTO) and holidays- Group Term Life and Accidental Death and Dismemberment Insurance- Voluntary Term Life Insurance- Short and Long-term disability insuranceEqual Employment Opportunity Statement. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national o

Created: 2026-04-22