Java Backend Developer

Job Responsibilities Include:
•Design, develop, and maintain Java-based backend services supporting payment processing and transaction workflows
•Build and enhance RESTful APIs used in card payments, billing, and financial integrations
•Develop responsive front-end components using modern JavaScript frameworks (React, Angular, or similar)
•Ensure applications remain compliant with PCI-DSS requirements, including secure data handling and encryption standards
•Apply secure coding practices to protect sensitive payment and cardholder data
•Participate in code reviews, architecture discussions, and sprint planning within an agile environment
•Collaborate closely with product owners, architects, and QA to deliver high-quality, scalable solutions
•Troubleshoot, debug, and optimize application performance in high-throughput systems
•Work on-site in the Atlanta office 3 days per week to support collaboration, design sessions, and agile ceremonies

Basic Qualifications:
•8+ years of experience in Java/J2EE application development
•8+ years of strong foundation in Core Java, including:
•OOP principles (inheritance, polymorphism, abstraction, encapsulation)
•Collections, multithreading, concurrency, and exception handling
•JVM fundamentals and memory management
•5+ years of hands-on experience with Spring / Spring Boot
•5+ years of proven experience building and supporting RESTful APIs