Prerequisite mvn install my Spring Boot gRPC Starter Build mvn install Run Start Eureka: java -jar eureka-server/target/eureka-server-1.0-SNAPSHOT.jar Start gRPC Server #1: java -jar grpc-server/target/springboot-grpc-server-1.0-SNAPSHOT.jar --server.port=9090 Start gRPC Server #2: java -jar grpc-server/target/springboot-grpc-server-1.0-SNAPSHOT.jar --server.port=9091 Start gRPC Client: java -jar target/springboot-grpc-client-1.0-SNAPSHOT.jar