Senior Java DeveloperAs a Senior Java Developer at Walmart Global Tech, you will be a key individual contributor building and maintaining the massive distributed systems that power the world's largest retailer. We are looking for a "Tech-Empowered" engineer—someone who masters the core fundamentals of Java and Spring Boot while aggressively leveraging modern AI tools like GitHub Copilot to accelerate development velocity and maintain high-quality standards.What You'll DoSpend the majority of your time in hands-on coding, designing, and optimizing highly scalable microservices using Java and Spring Boot.Integrate GitHub Copilot and other GenAI tools into your daily workflow to streamline boilerplate, generate unit tests, and accelerate complex debugging.Drive technical decisions regarding performance tuning, memory management, and system scalability for distributed systems.Troubleshoot production issues across complex environments, performing root cause analysis to ensure system resilience and 99.99% availability.Work in an agile technical environment with Product Managers and Cloud Engineers to deliver high-impact features through clean, maintainable code.What You'll Bring5+ years of professional backend engineering experience with a deep focus on Java (8/11/17+).Expert-level proficiency with the Spring Framework, specifically Spring Boot, Spring Security, and Spring Cloud.Proven experience using GitHub Copilot or similar AI coding assistants to improve productivity and innovation.Hands-on experience with high-volume messaging platforms like Kafka and NoSQL databases like Cassandra or CosmosDB.Proficiency in containerization (Docker/Kubernetes) and CI/CD pipelines (Jenkins, GitHub Actions).Strong understanding of Data Structures, Algorithms, and Design Patterns to build robust, high-performance applications.The Tech StackCategory - TechnologiesLanguages - Java (Primary), Python or Go (Secondary)Frameworks - Spring Boot, RESTful APIs, HibernateData & Messaging - Kafka, SQL (Oracle/MySQL), NoSQL (Cassandra/CosmosDB)Infrastructure - Azure, GCP, Kubernetes, DockerDeveloper Tools - GitHub Copilot, Git, Jenkins, SonarQube