Senior Java L3 Support

HCLTechKuala Lumpur, Kuala Lumpur, Malaysia

30+ days ago

Job description

1 day ago Be among the first 25 applicants

Deep understanding of Java-based application behavior, thread dumps, memory profiling, and code tracing.
Analyze and optimize SQL queries, troubleshoot DB locks, connection pool issues, and stored procedures.
Use structured approaches (5 Whys, Fishbone) for RCA and maintain consistent post-incident reporting.
Experience with ELK Stack, Splunk, Prometheus, Grafana, or AppDynamics for tracing and alerting.
Code hotfixes, basic patch packaging, branching strategy, PRs.
Managing incidents, changes, and problems per SLA using tools like ServiceNow.
Write effective handoffs, RCA documents, release notes, and technical SOPs.

Job Description

Resolve complex production issues related to Java, APIs, database interactions, memory leaks, timeouts, etc.

Perform log analysis, trace root causes in Java / Spring Boot codebase, and provide emergency fixes.

Collaborate with DevOps / SRE to enhance alerting, identify application bottlenecks, and monitor system KPIs.

Investigate PL / SQL queries, stored procedures, and DB connection issues in Oracle / MySQL environments.

Use tools like ELK, Splunk, or Prometheus / Grafana to track system behavior and exceptions.

Validate production deployments, perform sanity checks, rollbacks if needed, and provide post-release support.

Contribute to knowledge base, RCA documentation, runbooks, SOPs, and preventive action plans.

Act as SME / escalation point for L2 support teams and guide junior engineers on best practices.

Seniority level

Mid-Senior level

Employment type

Full-time

Job function

Information Technology

Industries

IT Services and IT Consulting

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Senior • Kuala Lumpur, Kuala Lumpur, Malaysia