USA (Chicago) Full Time Who are we? Opus Technologies is a technology company with a focus on shaping the future of payment technology. With experience building highly innovative solutions and products, we combine our deep technology proficiency with unmatched domain expertise in payments and fintech, enabling us to deliver unparalleled quality and value in everything we do. For the last 27+ years, our team has worked with a diverse global customer base, ranging from start-ups to Fortune 500 financial leaders, all focused on digital transformation and driving innovation in payments. We’re headquartered in Alpharetta, Georgia, USA. Our offshore software development center, including all corporate teams, works out of an office in Pune, India. Job Description Job Java Enterprise Architect Experience 13+ Location USA (Chicago) Position Full Time Qualification Bachelor or Masters in Computer Science/ IT or Computer Applications Extensive experience as a Java Developer with Java 11 and above implementing enterprise-level Java applications. Extensive experience with Spring framework and knowledge/ experience working with State Machines. Experience with Hazelcast or any other distributed caching solution. Experience with socket programming over TCP/IP networks in Java. Experience with Test Driven Development practice with a focus on extensive code coverage, running SonarQube scans, and fixing vulnerabilities. Proficiency in DevOps practices, including CI/CD, automation, and containerization (e.g., Docker, Kubernetes). Knowledge of payment systems and industry standards, with the ability to integrate payment solutions. Solid understanding of software development methodologies and best practices. Excellent problem-solving and communication skills, with the ability to collaborate effectively with cross-functional teams. Knowledge/ Experience in cloud technologies, such as AWS, Azure, or GCP. Experience with event-driven microservices architecture leveraging messaging platforms like RabbitMQ. Certifications in Java and relevant cloud platforms are a plus.