Senior Java Developer

Senior Java Developer

Location: REMOTE (Local to DMV area)

Must be a US CITIZEN

Key Responsibilities

• Microservices Development: Design, build, and maintain high-performance, scalable Java microservices using an Umbrella pattern architecture to ensure modularity and clean dependency management across 50+ services.
• Containerization & Orchestration: Package applications using Docker and manage orchestration within AWS/EKS, utilizing Helm charts for standardized deployment configurations and Kubectl for cluster interaction and debugging.
• Traffic & Routing Management: Configure and optimize ingress routing, load balancing, and edge routing using Traefik to ensure secure, high-availability service communication.
• Data & Messaging Architecture: Work with robust data layers including Amazon RDS (relational) and Apache Cassandra (NoSQL), while managing distributed event streaming via Amazon MSK (Managed Streaming for Apache Kafka).
• Platform Modernization: Lead the architectural planning and execution for an upcoming Java upgrade, ensuring compatibility, modernizing legacy patterns, and maximizing performance.

Required Skills & Qualifications

• Java Expertise: 7+ years of professional software development experience with deep expertise in Java 
• AWS & Kubernetes: Strong hands-on experience deploying and managing production workloads in AWS/EKS, including building and tuning Helm charts and troubleshooting via Kubectl.
• API Gateway & Routing: Practical experience implementing API gateways or ingress controllers, specifically Traefik.
• Distributed Data Systems: Solid understanding of both relational databases (RDS) and distributed NoSQL databases (Cassandra).
• Event-Driven Architecture: Proven track record working with distributed streaming platforms, specifically managing topics, producers, and consumers in Amazon MSK / Kafka.
• Architectural Patterns: Experience working within large-scale setups using patterns like the Umbrella pattern to manage monorepos or multi-module microservice ecosystems.

Nice to Have

• Experience migrations or major version upgrades of Java (e.g., migrating to Java 17 or 21
• Knowledge of service mesh architectures and cloud-native security best practices
• AWS Certified Solutions Architect or Certified Kubernetes Application Developer (CKAD)

Clearance: Must have the ability to obtain a Public Trust clearance, at minimum

EDR Technology represents a highly efficient team of experienced and driven professionals. We specialize in providing high quality software and network solutions that allow organizations to maintain and access critical information. We are a customer oriented company and our mission is - getting the job done quickly, and getting it done right the first time. Regardless of the nature of the services and size of the project, we never lose sight of the most important thing - our customer satisfaction.