Minor Hotels Europe and Americas

Senior Performance Test Engineer, .Net

Minor Hotels Europe and Americas

full-time

Posted on:

Location Type: Office

Location: Grand Rapids • Missouri • 🇺🇸 United States

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Salary

💰 $86,900 - $192,460 per year

Job Level

Senior

Tech Stack

AzureCloudGrafana.NET

About the role

  • Diagnose and resolve performance issues across .NET applications in cloud, on-prem, and hybrid environments using profiling, tracing, and telemetry tools
  • Design and execute performance tests (load, stress, soak) to validate service-level expectations for latency, throughput, and resource utilization
  • Analyze distributed traces and telemetry to identify bottlenecks across APIs, caches, messaging, and data layers; provide actionable recommendations
  • Collaborate with development teams to optimize algorithmic efficiency, concurrency patterns, and resource usage; mentor teams on performance-aware development
  • Build dashboards and alerts using APM/observability tools (Dynatrace, Datadog, Grafana) to monitor KPIs and detect regressions early

Requirements

  • 7+ years building/supporting .NET applications (.NET Framework and .NET 6/7/8)
  • Strong knowledge of CLR internals, GC modes, thread pool behavior, JIT, and async/await execution
  • Hands-on experience with Azure Performance Profiling, Azure Monitor, Application Insights, and cloud-hosted performance considerations
  • Proficiency with APM/observability tools such as Dynatrace, Datadog, Grafana, or similar
  • Familiarity with distributed tracing (e.g., OpenTelemetry) and multi-service trace interpretation
Benefits
  • Paid time off based on employee grade (A-F), defined by policy: Vacation: 12-25 days, depending on grade
  • Company paid holidays
  • Personal Days
  • Sick Leave
  • Medical, dental, and vision coverage (or provincial healthcare coordination in Canada)
  • Retirement savings plans (e.g., 401(k) in the U.S., RRSP in Canada)
  • Life and disability insurance
  • Employee assistance programs
  • Other benefits as provided by local policy and eligibility

Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard skills
.NET.NET Framework.NET 6.NET 7.NET 8performance testingdistributed tracingalgorithmic efficiencyconcurrency patternsresource utilization
Soft skills
collaborationmentoringproblem-solvinganalytical thinking