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Middleware Engineer

Stefanini

Poland, Poland, Poland permanent June 25, 2026
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Opportunity Description

Responsibilities:

Level 3 Operations & Technical Escalation (Core Responsibility)
  • Act as the L3 escalation point for complex technical issues across the supported application portfolio, with particular focus on critical applications including: 
  • middleware runtimes hosting the supported applications (Apache Tomcat, JBoss, IIS, WebLogic / WebSphere) 
  • integrations with surrounding services (databases, AD, file shares, monitoring).
  • Own and drive resolution of: 
  • Major Incidents (P1/P2) with deep technical investigation and rapid recovery focus 
  • recurring incidents through Problem Management (root cause analysis and permanent fixes). 
  • Lead deep troubleshooting activities: 
  • middleware crashes, JVM out-of-memory, garbage collection issues 
  • thread pool and connection pool exhaustion 
  • application performance degradation and response time issues 
  • integration failures between in-scope appl...
    • permanent Computer Occupations

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    Opportunity Details

    Location Poland, Poland
    Country Poland
    Type permanent
    Category Computer Occupations
    Posted June 25, 2026
    Deadline August 04, 2026

    About Stefanini

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    Stefanini

    Poland, Poland

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