Java Application Production Support Engineer

What will you do:

The ideal candidate will have in-depth experience in troubleshooting Java-based applications, with a working knowledge of Node.js (preferred). The role requires the ability to run .JAR files, analyze logs, debug errors, and implement quick and effective resolutions. Candidates must also have scripting expertise and familiarity with modern monitoring tools.

Job Responsibilities:

• Lead and manage L2/L3 application support operations for Java and Node.js applications.
• Troubleshoot and resolve issues in live environments, ensuring minimal downtime.
• Execute and monitor .JAR files, identify runtime errors, and perform root cause analysis.
• Analyze applications, servers, and system logs to detect and address anomalies.
• Write scripts (Shell, Bash) to automate repetitive tasks and log parsing.
• Monitor application performance and health using tools such as Zabbix, Grafana, Prometheus, and Nagios.
• Coordinate with development and infrastructure teams for fix implementation and testing.
• Document known errors, troubleshooting steps, and solutions in knowledge base.
• Train and guide junior team members in application support practices.
• Participate in deployments, validations, and provide post-deployment support.
• Maintain SOPs, runbooks, and knowledge base for all supported applications.
• Ensure compliance with internal audit, IT security policies, and external standards like ISO 27001.

What are we looking for:

• Strong experience supporting Java-based applications and Node.js runtimes (preferred).
• Ability to run and debug .JAR files, trace logs, and resolve errors efficiently.
• Hands-on knowledge of middleware technologies such as Apache Tomcat, NGINX, or WebLogic.
• Proficient in log analysis and performance tuning of applications.
• Scripting experience with Shell, Bash, or Python.
• Expertise with monitoring tools: Zabbix, Grafana, Prometheus, Nagios.
• Proficient with ticketing and ITSM tools like ServiceNow, JIRA, Freshservice.
• Strong understanding of Linux/Unix systems and command-line troubleshooting.
• Security awareness: understanding of patch management, encryption, firewalls, and access controls.
• Excellent problem-solving and effective communication with technical and non-technical stakeholders.
• Bachelor's degree in software engineering or computer science.

Skills

Grafana, Java, Nagios, Prometheus, Tomcat, Weblogic, Zabbix, nginx