Senior Java Developer (SOURC02360)
Role Overview
Seeking an experienced Senior Java Developer to maintain, support, and enhance established enterprise web applications in a business-critical environment.
The role combines hands-on development, production support, incident resolution, controlled releases, and knowledge transfer.
Strong focus on maintaining stability across legacy and existing Java applications.
Key Skills for This Role
Full Job Posting
Role Overview
Seeking an experienced Senior Java Developer to maintain, support, and enhance established enterprise web applications in a business-critical environment.
The role combines hands-on development, production support, incident resolution, controlled releases, and knowledge transfer.
Strong focus on maintaining stability across legacy and existing Java applications.
Key Responsibilities
- Analyze, maintain, and enhance enterprise Java web applications built using Struts, JSF, PrimeFaces, JSP, and Servlets.
- Investigate incidents and defects across application, database, integration, and deployment layers.
- Perform Root Cause Analysis (RCA) and document technical findings, fixes, and preventive actions.
- Develop and implement application enhancements while assessing dependencies and regression risks.
- Coordinate testing, deployment, release validation, and post-release verification.
- Write, troubleshoot, and optimize Oracle SQL and PL/SQL.
- Investigate database-related issues, data inconsistencies, and query performance problems.
- Maintain reporting solutions using JasperReports / Jasper Studio.
- Support and troubleshoot REST APIs and integrations using JSON and XML.
- Deploy and support Java applications on Oracle WebLogic and Tomcat.
- Troubleshoot application-server configuration, logs, startup, runtime, and deployment issues.
- Provide production support during critical operating periods.
Required Qualifications & Experience
- Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field.
- Minimum 8 years of hands-on experience developing, maintaining, and supporting Java enterprise web applications.
- Significant experience supporting legacy and production-critical Java applications.
- Strong hands-on expertise in Java 8 / JDK 8, Object-Oriented Programming, MVC Architecture, JSP & Servlets, JavaScript & AJAX.
- Practical experience maintaining Struts 1.1, JSF 2.2, and PrimeFaces 5.5.
- Strong experience with Oracle Database 19c, including complex SQL queries, transactions, optimization, troubleshooting, and PL/SQL.
- Hands-on experience developing and maintaining JasperReports using Jasper Studio.
- Strong experience with Oracle WebLogic 14 and Tomcat, including deployment, configuration, logging, and production troubleshooting.
- Experience maintaining REST APIs and integrations using JSON and XML.
- Experience with Git or CVSNT, including repositories, branching, merging, and release version management.
- Strong ability to understand complex existing business logic and implement compatible changes safely.
- Strong troubleshooting, analytical, documentation, and cross-functional coordination skills.
Preferred Experience
- Experience using Eclipse and NetBeans for Java application development and debugging.
- Experience with Spring Boot, Hibernate, and JPA.
- Experience with Oracle ADF and JSTL.
- Experience deploying or troubleshooting applications on JBoss or GlassFish.
- Experience with high-volume enterprise applications and performance optimization.
- Knowledge of secure coding and automated testing practices.
- Exposure to application modernization and legacy system transformation.
- Experience mentoring developers or leading application knowledge-transfer activities.
Key Technical Stack
- Java 8 | Struts 1.1 | JSF 2.2 | PrimeFaces 5.5 | JSP | Servlets
- Oracle 19c | SQL | PL/SQL | JasperReports
- WebLogic 14 | Tomcat | REST APIs | JSON | XML | Git | CVSNT
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