We are seeking a Mid-Level Software Developer to join our team in Winchester VA. In this role you will design, develop, and maintain scalable backend services and cloud-native applications within an AWS ecosystem. You will work across a modern technology stack including Java, Spring Boot, PostgreSQL, Redis, and DynamoDB and contribute to secure, high-performance solutions that support mission-critical operations. Candidates with experience in identity management and PKI/SSL security are strongly preferred. TS clearance is required for this position.

Responsibilities

• Design and develop robust, scalable backend services using Java and Spring Boot.
• Build and maintain cloud infrastructure and serverless solutions on AWS.
• Work with AWS RDS (PostgreSQL) and DynamoDB for relational and NoSQL data management.
• Implement and manage Redis caching layers to optimize application performance.
• Develop and maintain search and analytics capabilities using OpenSearch.
• Configure and integrate Keycloak for identity and access management, SSO, and OAuth2/OIDC workflows.
• Implement and maintain PKI/SSL certificate management and secure communications across services.
• Collaborate with DevOps and architecture teams to support CI/CD pipelines and cloud-native deployments.
• Participate in code reviews, technical planning sessions, and Agile sprint ceremonies.
• Troubleshoot and resolve performance bottlenecks, security issues, and system defects.

Required Skills & Experience

• 3 6 years of software development experience with a strong Java background.
• Hands-on experience with Spring Boot for building RESTful APIs and microservices.
• Proficiency with AWS services including but not limited to EC2, Lambda, S3, RDS, and DynamoDB.
• Experience with PostgreSQL via AWS RDS for relational data modeling and query optimization.
• Working knowledge of Redis for caching and session management.
• Experience with OpenSearch or Elasticsearch for search and log analytics.
• Familiarity with PKI/SSL certificate lifecycle management, TLS configuration, and secure service communication.
• Experience with Keycloak or comparable identity providers (Okta, Auth0, etc.) for IAM integration.

Nice to Have

• AWS certifications (Developer Associate, Solutions Architect, or equivalent).
• Experience working in DoD, federal, or cleared environments.
• Familiarity with containerization (Docker, Kubernetes, ECS/EKS).
• Exposure to infrastructure-as-code tools such as Terraform or AWS CDK.
• Experience with event-driven architectures and messaging systems (Kafka, SQS, SNS).

Top Skills

• Java
• AWS (RDS, DynamoDB, core services)
• Spring Boot
• PostgreSQL / Redis / DynamoDB
• PKI/SSL
• OpenSearch
• Keycloak / Identity & Access Management

Jake LutmanTechnical RecruiterSystems Engnieering Services