Java Backend Developer (with Go/Golang Knowledge)

Role: Java Backend Developer (with Go Knowledge)Experience: 7+ Years (Senior Level)Type: Contract / Full-TimeIndustry: Retail / E-commerceSummaryWe're looking for an experienced Java Backend Developer to support Walmart's large-scale distributed systems. The role centers on building Java/Spring Boot microservices, with working knowledge of Go to contribute to Go-based services.ResponsibilitiesDesign, build, and maintain scalable microservices and REST APIs using Java and Spring Boot. Contribute to and troubleshoot Go services as needed. Work with Kafka, SQL/NoSQL databases, and cloud-native deployments. Write efficient, well-tested code and support CI/CD pipelines. Resolve production issues and take part in code reviews and design discussions in an Agile team. Must-Have Skills7+ years of strong production experience with Java 8/11/17+ and Spring Boot. Strong experience in microservices architecture, including service decomposition, inter-service communication, and patterns such as API Gateway, Circuit Breaker, and Saga. Strong knowledge of Data Structures and Algorithms (DSA), with solid problem-solving skills. Working knowledge of Go (Golang). Experience with REST APIs, Kafka, distributed systems, and SQL/NoSQL databases. Experience with Docker, Kubernetes, CI/CD, and a public cloud (AWS, GCP, or Azure). Nice to HaveProduction Go experience. Redis, Terraform, observability tools, and experience with high-volume retail or e-commerce systems.