Java/J2EE Production Support

Unison Consulting Pte Ltd; Singapore; On-site; SGD 50,000 - 70,000; Full time

Job summary

A consulting company in Singapore is seeking a candidate to provide L2 support for Java/J2EE-based applications. You will monitor application performance, collaborate with developers for bug fixes, and participate in incident management. The ideal candidate has strong skills in Java, SQL, and Unix, with experience in cloud environments like AWS. This role requires active participation in on-call rotations and deployment support.

Qualifications

• Experience in application support or software engineering.
• Familiarity with CI/CD tools (Jenkins, Git, Maven).
• Hands-on experience with log analysis tools (Kibana, ELK).

Responsibilities

• Provide L2 production support for Java/J2EE-based applications.
• Monitor application performance using tools like AppDynamics, Grafana and Kibana.
• Collaborate with developers for bug fixes, enhancements, and code deployments.
• Participate in incident and change management processes.
• Create and maintain support documentation, runbooks, and knowledge base articles.
• Participate in on-call rotation and ensure SLAs are met.
• Support deployments, patching, and configuration changes.

Skills

Java

Spring

REST APIs

SQL

Unix/Linux commands

Shell scripting

Log analysis tools

CI/CD tools

Cloud Environments AWS

Microservices architecture

Job description

• Provide L2 production support for Java/J2EE-based applications.
• Monitor application performance using tools like AppDynamics, Grafana and Kibana
• Collaborate with developers for bug fixes, enhancements, and code deployments.
• Participate in incident and change management processes.
• Create and maintain support documentation, runbooks, and knowledge base articles.
• Participate in on-call rotation and ensure SLAs are met.
• Support deployments, patching, and configuration changes in non-prod and prod environments.
• Develop or enhance monitoring dashboards, alerting mechanisms, and automation scripts.

• Experience in application support or software engineering.
• Strong knowledge of Java, Spring, REST APIs, and SQL.
• Experience with Unix/Linux commands and shell scripting.
• Hands-on experience with log analysis tools (Kibana, ELK, etc.).
• Familiarity with CI/CD tools (Jenkins, Git, Maven) and deployment practices.
• Experience working with relational databases (MariaDB, REDIS).
• Experience working on Cloud Environments AWS.
• Good understanding of microservices architecture and web application troubleshooting