Java Engineer I

Agile Defense

. Build distributed backend services and durable APIs supporting a modern Hub-and-Spoke architecture .

Posted 9/29/2026full-timeRosslyn • Virginia • United StatesJunior💰 $70,000 - $110,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building and maintaining distributed backend services and APIs, with a strong focus on Java, Spring Boot, and AWS. Proficient in developing scalable microservices and ensuring high reliability through continuous monitoring and CI/CD practices.

Highest-signal resume keywords

Java DevelopmentSpring Boot FrameworkRESTful API DesignAWS Services ProficiencySecret Clearance

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Backend DevelopmentMicroservices ArchitectureAPI DevelopmentUnit TestingIntegration Testing

Soft Skills

Team CollaborationTechnical SupportDocumentation Skills

Tools & Technologies

CI/CD PipelineEvent-Driven ArchitectureOpenFGA

Industry Keywords

Hub-and-Spoke ArchitectureEnterprise AI OperationsContinuous MonitoringOperational Workflows

Tech Stack

Tools & technologies

AWSDistributed SystemsJavaMicroservicesSpringSpring BootSpringBoot

About the role

Key responsibilities & impact

Build distributed backend services and durable APIs supporting a modern Hub-and-Spoke architecture
Develop and maintain backend microservices and distributed systems for enterprise AI operations
Implement API endpoints and business logic for wrapper services
Develop features for OpenFGA data model management
Build and optimize APIs and event-driven architectures for scalable, reliable data flow
Write unit and integration tests
Debug and resolve software defects
Assist with documentation and code examples
Participate in code reviews and team ceremonies
Support onboarding team with technical questions
Contribute to CI/CD pipeline improvements
Ensure continuous monitoring and high reliability across operational workflows

Requirements

What you’ll need

High School Diploma or equivalent (GED) required
1–3 years of experience
Must have Secret clearance to start
Hands-on experience with Java and Spring Boot
Background designing and implementing RESTful APIs
Proficiency with core AWS services