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Application Maintenance / Production Support (Java Application)
Unison Group
Kuala Lumpur, Kuala Lumpur, Malaysia
Posted
On-site
Full-time
Mid-level
4+ YoE
Job Description
L3 production support for Java Spring Boot applications.
Analyze and resolve complex production incidents.
Perform root cause analysis (RCA) and implement permanent fixes.
Debug application issues using logs and code.
Coordinate with L1/L2 support teams and developers.
Deploy patches and support production releases.
Monitor application health and ensure SLA compliance.
Mandatory Technical Skills
Java Spring Boot
– Able to understand and debug the application code.
Unix/Linux
– Strong command-line skills for log analysis, process monitoring, and troubleshooting.
Oracle Database 19c
– SQL queries and basic database troubleshooting.
Nice-to-Have Skills
WebLogic/JBoss
– Application deployment and troubleshooting.
Apache Web Server
– Configuration and log analysis.
Shell Scripting
– Automating support activities.
PL/SQL
– Debugging database-related issues.
Workflow Systems
– Supporting workflow-based applications.
Ideal Candidate
The ideal candidate would have:
4–8+ years in
Application Support/Production Support (L2/L3)
.
Experience supporting
Java Spring Boot
applications in production.
Strong troubleshooting skills rather than pure development experience.
Knowledge of
Unix/Linux
,
Oracle Database
, and middleware (WebLogic/JBoss).
Experience with incident management, RCA, and release support.
Familiarity with ticketing tools such as ServiceNow, Jira, or Remedy
Tools & Technologies
Java
Spring
Unix
Linux
Oracle
SQL
PL/SQL
ServiceNow
Jira