E-Business Suite development. The Oracle Integration / SOA (Service-Oriented Architecture) and Oracle EBS (R12 or 11i) Developer is responsible for developing, implementing, and supporting technical solutions for the Oracle E-Business Financials EBS R12 application providing support to the accounting and finance, supply chain, manufacturing, and planning areas. The developer has to work jointly with the development and infrastructure operations team as well as with the outside systems integrators. The result is the delivered integrations between product suites, developing custom integrations to legacy systems, and business-to-business transactions.