Software Engineer (Java, Spring, React, RabbitMQ or Kafka) - Onsite in Annapolis, MD
US Citizenship or a Green Card is required.
Government agency experience is also required.
We are seeking an experienced Senior Software Engineer to support the redesign and modernization of two mission-critical enterprise applications. This role is heavily focused on event-driven architecture, microservices, and modern full-stack development.
The ideal candidate brings deep expertise in Core Java, Spring Boot, Kubernetes, React, Elasticsearch, and message-driven systems using RabbitMQ or Kafka. You will collaborate with cross-functional teams to design, build, deploy, and maintain scalable, resilient applications in a complex enterprise environment.
Required Skills:
- Bachelor’s degree in Computer Science or a related field
- Experience working with a government entity.
- 8+ years of Core Java development experience
- 4+ years developing microservices using Spring Boot and Spring frameworks
- 4+ years building modern user interfaces with React
- Hands-on experience with message-driven architectures using RabbitMQ or Kafka
- Strong understanding of event-driven architecture (EDA) principles
- Experience deploying and supporting applications in Kubernetes environments
- Proficiency with CI/CD pipelines, Git, and automated build processes
- Ability to write unit tests with a target of 85%+ code coverage
- Experience with Elasticsearch for search, indexing, and analytics
- Familiarity with PrimeFaces 6.x+ and JavaServer Faces (JSF)
- Exposure to cloud platforms such as AWS, Azure, or Google Cloud
- Experience with Docker and containerized application development
- Knowledge of application monitoring and observability tools (Prometheus, Grafana, ELK stack)
- Experience working in Agile or hybrid development environments
Design & Development
- Architect, design, and implement enterprise-grade software solutions in collaboration with cross-functional teams
- Develop scalable microservices using Spring Boot and related Spring frameworks
- Apply event-driven design to build loosely coupled, resilient systems
- Build and maintain responsive, maintainable front-end components using React
- Support and enhance existing JSF applications utilizing PrimeFaces 6.x and above
- Implement message queuing and event streaming solutions using RabbitMQ or Kafka
- Develop message producers, consumers, routing logic, and integration components
- When leveraging Kafka experience, demonstrate understanding of architectural and operational differences between Kafka and RabbitMQ
- Deploy and manage microservices within Kubernetes clusters
- Support automated CI/CD pipelines for build and release
- Monitor, troubleshoot, and optimize production systems for performance and reliability
- Perform application and infrastructure-level performance tuning
- Write comprehensive unit tests and maintain high code coverage standards
- Participate in peer code reviews to ensure coding standards and best practices
- Conduct system testing, debugging, and validation activities
- Produce technical specifications, architecture documentation, and design artifacts
- Create sequence diagrams for major use cases
- Collaborate closely with product managers, designers, and engineering teams to refine requirements and ensure alignment
- Submit weekly activity and project status reports
- Complete time reporting and other required documentation in prescribed formats
Top Skills
What We Do
Booker DiMaio, King of Global Solutions, is an SBA 8(a) small business and minority-owned engineering & software modernization firm in Maryland leading the IT industry with proven performance and innovative design, development, and integration services. We lead agile-based digital transformations delivering sleek, intuitive, user-focused solutions.
CORE COMPETENCIES:
TECHNOLOGY: Cloud Computing, Big Data Visualization, Analytics, DevSecOps, Cybersecurity, Health IT, IT Modernization, Infrastructure As a Service, Integration & Sustainment, Software Engineering, System Architecture
OPERATIONS: Staff Augmentation, Program Management, Telecommunications, User Experience Design, Administrative, Contact Center Support, Security Operations Center, Technology Transformation, Technology Advisory, Research & Development, Rapid Prototyping
TECHNOLOGY PORTFOLIO:
Booker DiMaio provides access to a suite of technology solutions through our reseller network, delivering added value to national security missions and government transformation for defense, intelligence, and civilian customers. A few of our notable partners are AWS, Microsoft Azure, FedRAMP Cloud Solutions, SecuLore
DIFFERENTIATORS:
SPECIALIZED - Our team is specially hired for each project and has a combined 90+ years of specialized industry experience.
DRIVEN - We deliver solutions that are based on an in-depth understanding of the industry and commitment to improving user experiences.
COMPREHENSIVE - We offer a comprehensive suite of end-to-end Big Data solutions, including cloud platforms, software engineering, DevSecOps, cybersecurity, and much more.
COMPLIANT - Our tailored solutions facilitate compliance with CMMC, NIST, and other strict regulatory requirements.
EFFECTIVE - Our cross-functional team of industry experts will carry your mission-critical operations to success, increasing digital proficiency across the globe with modern software and technology solutions.
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