Hybrid Senior Java Software Engineer – RabbitMQ, React

at Zirlen Technologies Inc.,

• Job title: Senior Java Software Engineer – RabbitMQ, React
• Job type: Contract
• Experience level: Senior
• Salary: Not specified
• Degree requirement: Bachelor's Degree
• Tech skills: Angular, AWS, Azure, Cassandra, Cloud, Distributed Systems, Docker, ElasticSearch, Google Cloud Platform, Grafana, Java, Kafka, Kubernetes, Microservices, MongoDB, MySQL, NoSQL, Postgres, Prometheus, RabbitMQ, React, Spring, Spring Boot, SpringBoot
• Location requirements: Hybrid, Annapolis, United States

About the role

• Senior Java Engineer developing applications for State Government projects using RabbitMQ and React. Collaborating with teams to design scalable systems in a hybrid work environment.

Responsibilities

• Provide input on the architecture and design of new systems
• Develop robust and scalable software solutions using Java and associated frameworks
• Build user interfaces utilizing React and ensure a seamless user experience
• Collaborate with cross-functional teams to gather requirements and provide solutions
• Troubleshoot and debug issues across the full stack
• Ensure code quality through unit testing and code reviews
• Stay up to date with emerging technologies and industry trends
• Participate in architecture and design discussions
• Mentor junior team members and provide guidance on best practices

Requirements

• Bachelor’s degree in computer science, or a related field
• 8 or more years core java development.
• 4 or more years software development using Spring Boot and associated Spring frameworks.
• 4 or more years building interfaces utilizing React.
• 4 or more years with the implementation of message queuing and event streaming using RabbitMQ.
• Preferred Qualifications:
• Modern front-end development using React and/or Angular to build responsive, component-based UIs
• Message queuing and event streaming using RabbitMQ or Kafka for distributed systems
• Elasticsearch for indexing, search, and analytics
• Microservices development using Spring Boot or equivalent Java frameworks
• Cloud platforms such as AWS, Azure, or Google Cloud for deployment, monitoring, and scaling
• DevOps and source control tools including Git, CI/CD pipelines, and automated build processes
• Apply Event-Driven Architecture (EDA) principles to design scalable and resilient systems
• Analyze complex technical challenges and deliver effective, maintainable solutions
• Develop and maintain applications using PrimeFaces 6.x+, including component customization and JSF integration
• Produce clean, maintainable, testable code aligned with industry best practices
• Collaborate effectively within Agile or hybrid development teams
• Software design patterns and architectural best practices
• Containerization and orchestration using Kubernetes and Docker
• RESTful API design, web services, and integration patterns
• Relational and NoSQL databases such as PostgreSQL, MySQL, MongoDB, Cassandra
• Performance tuning, monitoring, and observability tools including Prometheus, Grafana, ELK stack
• Security best practices covering authentication, authorization, and secure coding
• Specific Skills:
• Backend: Java, Spring Boot, Microservices, EDA, REST APIs
• Frontend: React, Angular, PrimeFaces, JSF
• Messaging: RabbitMQ, Kafka
• DevOps: Kubernetes, Docker, CI/CD, Git
• Cloud: AWS, Azure, GCP
• Database/Search: PostgreSQL, MySQL, MongoDB, Cassandra, Elasticsearch
• Monitoring: Prometheus, Grafana, ELK
• Quality/Security: Unit Testing, Secure Coding, Auth/AuthZ, Performance Tuning
• Architecture: Design Patterns, JVM, Concurrency
• Methodology: Agile, Documentation, Collaboration.

Benefits

• Flexible work from home options