Oracle Application Development Framework (ADF)

1. 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.
2. 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.
3. 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.
4. 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.
5. 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.