Java Backend Developer with Capital Markets

Job Overview

• Pay Range: $60hr - $65hr

Responsibilities

• Lead the design, development, and deployment of scalable backend applications using Java, Spring Boot, and Microservices.
• Build and maintain event-driven systems using Apache Kafka.
• Develop Kafka producers, consumers, and listeners for reliable message processing.
• Persist consumed events into PostgreSQL and other relational/NoSQL databases.
• Publish acknowledgments, success events, and exception/failure messages to appropriate Kafka topics.
• Design and develop RESTful APIs and integrate with internal and external systems.
• Implement and manage CI/CD pipelines using Jenkins, Maven, and Gradle.
• Deploy and manage services using Docker and Kubernetes in cloud-native environments.
• Leverage AWS services for scalable, secure, and reliable application deployments.
• Collaborate with product owners, architects, QA, DevOps, and business stakeholders in an Agile/Scrum environment.

Must-Have

• 7–12 years of hands-on experience in Java backend development.
• Strong expertise in Java, Spring Boot, and Microservices architecture.
• Hands-on experience with Apache Kafka, including:
  • Producers.
  • Consumers.
  • Listener patterns.
  • Event-driven architecture.
• Strong experience with REST API development and system integration.
• Experience with PostgreSQL and strong knowledge of relational databases.
• Good understanding of distributed systems, message-driven architecture, and fault-tolerant design.
• Hands-on experience with CI/CD pipelines and build tools such as.

About Cynet Systems Inc.

Founded in 2010 and headquartered in the Washington, DC metro area, Cynet Systems Inc. is a leading staffing and recruiting powerhouse. Proudly recognized as a nationally and locally certified diversity firm, Cynet delivers agile, scalable talent solutions across industries. With an active footprint in all 50 U.S. states and Canada, we support thousands of consultants through our expansive, high-performing recruitment engine operating across North America and Asia—ensuring speed, quality, and consistency in every hire.