Kevin J.

About Kevin J.

I am a Middleware and Integration Engineer with over 4 years of experience in developing,…

Experience

1. System Engineer

   Tata Consultancy Services

   Apr 2021 — Present · Lucknow, IN

   Key Responsibilities: • Led deployments and support for enterprise middleware applications in both production and non-production environments. • Developed and maintained services using Oracle SOA Suite 12c and Oracle OSB 11g/12c, enabling seamless integration between heterogeneous systems. • Managed web services using SOAP, REST, WSDL, XSD, XSLT, XQuery, JSON, and XML. • Administered Oracle WebLogic Server (11g/12c) on Linux/UNIX, ensuring high availability, performance tuning, and patching. • Handled various adapters and data sources including DB, File, FTP, JMS, MQ, and Oracle JCA, supporting critical message and data flows. • Supported and configured protocols like HTTP, HTTPS, FTP, MQ, Email, JCA, and Tuxedo for middleware communication. • Used JDeveloper (11g/12c) and Eclipse IDE for efficient service development and deployment. • Oversaw production deployments, coordinated rollback/redeployment activities, and conducted root cause analysis for middleware service failures. • Provided Core Java support to address code-level issues and implement enhancements in integration components. • Resolved issues in Java-based web applications by analyzing service logs, server performance, and integration triggers. • Created and maintained detailed ISD documents, deployment architecture diagrams, and environment-specific configurations.Key Achievements: • Ensured 99.9% uptime across all production middleware services through proactive monitoring and patch management. • Reduced deployment issues by 30% by implementing standardized release processes and rollback strategies. • Supported over 25+ integration services across multiple environments, including UAT, SIT, and PROD.