[Remote] Senior API Migration Engineer (REST APIs – Cloud Migration)

Note: The job is a remote job and is open to candidates in USA. Eliassen Group is seeking a Senior API Migration Engineer to lead the migration, validation, and optimization of REST APIs from on-prem Exadata to Oracle Database in the cloud. The role includes ensuring compatibility, performance tuning, and coordinating with IT teams on migration strategy.ResponsibilitiesLead migration and validation of REST APIs from on-prem Exadata to Oracle Database CloudAnalyze and remediate API compatibility issues across endpoint changes, authentication mechanisms, and data handling logicExecute API testing and validation using Postman and InsomniaOptimize API performance within the Oracle Cloud environmentUpdate backend queries, stored procedures, and integrations impacted by migrationPartner with internal IT teams on migration strategy, testing cycles, and release readinessTroubleshoot and resolve API defects during validation cyclesEnsure APIs meet performance, reliability, and security standards post-migrationSkillsLead migration and validation of REST APIs from on-prem Exadata to Oracle Database CloudAnalyze and remediate API compatibility issues across endpoint changes, authentication mechanisms, and data handling logicExecute API testing and validation using Postman and InsomniaOptimize API performance within the Oracle Cloud environmentUpdate backend queries, stored procedures, and integrations impacted by migrationPartner with internal IT teams on migration strategy, testing cycles, and release readinessTroubleshoot and resolve API defects during validation cyclesEnsure APIs meet performance, reliability, and security standards post-migration6–10 years of experience in API engineering with a focus on migration workDemonstrated experience migrating REST APIs in enterprise environmentsStrong experience with REST API design, testing, and validationExperience executing API migration between environments from on-prem to cloudHands-on experience with Postman and/or InsomniaExperience with Oracle databases including Exadata and Oracle Database CloudExperience modifying API integrations tied to database changesUnderstanding of authentication mechanisms such as OAuth and token-based methodsAbility to work in large-scale data environmentsPreferred experience with Oracle Database Cloud migrations, financial services or regulated environments, large-scale data systems, and platform modernization initiativesCompany OverviewEliassen Group provides strategic consulting solutions for business, clinical, and IT sector. It was founded in 1989, and is headquartered in Reading, Massachusetts, USA, with a workforce of 1001-5000 employees. Its website is http://www.eliassen.com.