All Services Programming & Development Backend development (Microservices) $45/hr · Starting at $30 Backend-as-a-service development with JavaEE, Spring Framework, Spring Boot. Microservies for Authentication/Authorization and Oauth2 services. RESTful API development and GraphQL development. About $45/hr · Ongoing Download Resume Backend-as-a-service development with JavaEE, Spring Framework, Spring Boot. Microservies for Authentication/Authorization and Oauth2 services. RESTful API development and GraphQL development. Skills & Expertise API DevelopmentBack End DevelopmentFramework DesignGraphqlHibernateJ2EEJpaMongoDBOAuthPostgreSQLREST APISoftware DevelopmentSpring Framework 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts PostgreSQL DevelopersREST API ExpertsAPI DevelopersAmazon Relational Database (RDS) ServicesManagement ExpertsPerformance Tuning ServicesJ2EE DevelopersSpring Framework DevelopersDatabase AdministratorsBack End DevelopersPL/SQL DevelopersDatabase DevelopersData ManagersMongoDB DevelopersServer AdministratorsFramework DesignersAmazon Web Services (AWS) ExpertsCloud Computing ConsultantsPerformance EngineersSoftware DevelopersInstallation DesignersComputer ProgrammersOpen Source DevelopersGeospatial Modeling Experts