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September 28, 2026
Application Support Engineer (.NET)
Mid • Remote
110 - 140 PLN/yr
Wrocław, DS, Poland
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Quick Facts
- Role: Application Support / Managed Services Engineer (.NET)
- Experience range: ~2 years up to Senior level
- Support model: Business-hours with on-call or 24/7 three-shift coverage (depends on project)
Description
You will support and maintain business-critical, .NET-based applications in production. The role is not a typical .NET developer position; it focuses on technical knowledge to investigate issues, analyze logs, and provide effective operational support. Depending on experience, responsibilities can range from application administration and operational support to deeper managed/production support troubleshooting.
Responsibilities
- Provide L2/L3 and advanced L4/L5 application support
- Monitor application health and investigate incidents
- Analyze application logs, errors, and system behavior
- Troubleshoot technical and application-related issues
- Support configuration, administration, and application changes
- Perform root cause analysis and support problem resolution
- Participate in knowledge transfer and application transition activities
- Collaborate with development, infrastructure, cloud, and business teams
- Support releases, deployments, and production changes
- Maintain technical and operational documentation
- Work within incident, problem, and change management processes
Requirements
- 2+ years of experience in Application Support, Production Support, Managed Services, or a similar technical role
- Technical background in the Microsoft/.NET ecosystem
- Ability to understand application architecture and troubleshoot technical issues
- Experience analyzing application logs
- General understanding of databases, APIs, integrations, and application environments
- Cloud experience (Azure, AWS, or similar) is an advantage
- Familiarity with monitoring, ticketing, or ITSM tools is beneficial
- Strong analytical and problem-solving skills with root-cause focus
- Good communication skills across technical and non-technical stakeholders
- English B2 or higher
- Willingness to work in a support environment
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