Oracle Application Development Framework (ADF)

Position Overview:

Top 5 Must have experience:

• Strong Oracle ADF Upgrade Experience (ADF 12c → ADF 14c)
• Hands-on experience upgrading Oracle ADF Faces, ADF BC, task flows, bindings, and WebLogic deployments to WebLogic 14.1.2.x.
• Java Modernization Expertise (JDK 8 → Java 21)
• Proven experience remediating deprecated APIs, handling Javax to Jakarta migration, JAXB/JTA changes, and upgrading enterprise Java applications to Java 21/GraalVM.
• WebLogic & Middleware Migration Experience
• Deep understanding of WebLogic 12c/14c administration, deployment troubleshooting, JVM tuning (G1GC/ZGC), SSL/TLS 1.3 compatibility, webservice knowledge and OCI-based deployments.
• Integration & API Upgrade Experience
• Experience upgrading and validating REST/SOAP integrations, Jersey migration (1.x/2.x → 3.x), SFTP/SSH integrations, Quartz scheduler, MyBatis, and enterprise middleware components.
• Enterprise Application Support & Testing Mindset
• Strong regression testing, performance benchmarking, production support, and UAT bug-fix experience for mission-critical HR or financial applications in hybrid work environments.