Senior Performance and Stability Engineer – Windows / IIS / .NET / SQL Server

Responsibilities

Profile

• Analysis of existing software regarding current performance and stability problems
• Systematic narrowing down across application, IIS, .NET, SQL Server, and underlying infrastructure
• Targeted collection and evaluation of technical measurement data
• Identification and verifiable proof of the actual causes
• Development of a procedure that is as reusable as possible for comparable cases with other customers
• Joint execution of analyses with the developers, so that procedures and diagnostic knowledge are permanently transferred to the team
• Reproduction of the problems on a test system to ensure a sustainable solution
• Enabling the setup of an own performance test system including monitoring of CPU and RAM
• Very good knowledge of Windows Server and experience with complex applications based on IIS, .NET, and SQL Server
• Experience in analyzing performance problems across multiple system layers and recognizing interactions between application, web service, database, and infrastructure
• Ability to specifically capture and evaluate relevant system and application data, such as CPU, memory, I/O, network, requests, threads, connections, and database activity
• Experience with the analysis of bottlenecks, blocking, deadlocks, resource problems, and concurrency problems
• Experience with sporadic and difficult-to-reproduce production problems where the necessary diagnostics must first be set up
• Confident use of the tools common in the Windows environment for performance and production diagnostics, such as PerfMon/logman, Windows and IIS logs, as well as suitable SQL Server and .NET diagnostic tools
• Ability to derive hypotheses from measurement data, test them specifically, and technically confirm or rule out a suspected cause
• Experience with diagnostics on production systems that are as low-risk as possible, especially when access options are limited
• Very good communication skills and a de-escalating mindset

Project details

• Start: sofort
• Remote: remote
• Location: Remote, Niedersachsen, DE, DE
• Languages: German

Source notes

• Option for project extension
• Remote possibility