Java SRE Engineer

• 5–7 years of experience in Application Production Support or Application Maintenance.
• Strong hands-on experience supporting Java applications.
• Solid understanding of application architecture.
• Experience supporting enterprise applications in production environments.
• Good knowledge of JVM concepts, application logs and Java troubleshooting.
• Strong SQL skills for data analysis and issue investigation.
• Hands-on Unix/Linux experience, including server-level troubleshooting.
• Experience supporting applications hosted on large-scale server environments.
• Strong troubleshooting, analytical and root-cause analysis skills.
• Understanding of ITSM, including Incident, Problem and Change Management.
• Knowledge of production support best practices, operational governance and service delivery processes.
• Excellent written and verbal communication skills.
• Ability to manage multiple priorities in a fast-paced production environment.

Nice to have:

• Experience with monitoring, alerting and ticketing tools.

• Provide production application support for large-scale enterprise applications.
• Monitor, investigate and resolve production incidents within agreed service levels.
• Troubleshoot and resolve issues across Java-based applications.
• Support applications running in Unix/Linux environments.
• Execute SQL queries for data analysis, validation and issue investigation.
• Monitor application performance, JVM health and server resources.
• Perform root-cause analysis and implement effective solutions.
• Collaborate with development, infrastructure and business teams to resolve complex production issues.
• Support Incident, Problem and Change Management processes.
• Participate in application deployments, release support and post-implementation monitoring.
• Maintain operational documentation.
• Contribute to continuous service improvement initiatives.

Candidates must be able to work hybrid in Warsaw, 1–3 days per week onsite and be comfortable completing a coding assessment as part of the recruitment process.