All Services Engineering & Architecture Developer $30/hr · Starting at $100 Developing high load system. Stack : java, scala. Spring,Hibernate,Play,Akka,Iginte Mysql,db2,oracle,postgresql,mongodb,cassandra. About $30/hr · Ongoing Download Resume Developing high load system. Stack : java, scala. Spring,Hibernate,Play,Akka,Iginte Mysql,db2,oracle,postgresql,mongodb,cassandra. Skills & Expertise CassandraDB2HibernateJavaMongoDBMySQLOraclePostgreSQLScalaSoftware DevelopmentSpring FrameworkSystems Engineering 0 Reviews This Freelancer has not received any feedback. Browse Similar Freelance Experts Java DevelopersSpring Framework DevelopersScala DevelopersMongoDB DevelopersSoftware DevelopersMySQL DevelopersDB2 DevelopersPostgreSQL Developers