Senior Software Engineer .NET APM

What You'll Do

- Build and maintain .NET application instrumentation using OpenTelemetry.

- Implement distributed tracing, metrics, and logging for .NET applications.

- Develop and enhance auto-instrumentation using CLR Profiler and .NET diagnostics APIs.

- Build custom instrumentation for frameworks, libraries, databases, and messaging systems.

- Ensure compatibility across .NET Framework, .NET Core, and .NET 5/6/7/8+.

- Analyze and optimize instrumentation performance and overhead.

- Integrate telemetry with OTLP Collector, Jaeger, Prometheus, Grafana, and observability platforms.

- Develop reusable .NET libraries, SDKs, sample applications, and developer tooling.

- Work closely with application, DevOps, and platform teams to drive observability adoption.

Must Have

- 3+ years of experience in C# / .NET / .NET Core development.

- Strong understanding of .NET runtime internals and CLR.

- Hands-on knowledge of CLR Profiling / CLR Profiler and Diagnostics APIs.

- Understanding of APM, distributed tracing, metrics, logging, and observability.

- Experience with microservices and distributed systems.

- Familiarity with OpenTelemetry concepts and SDKs.

- Exposure to OTLP, Jaeger, Prometheus, Grafana, or similar observability tools.

Good to Have

- Experience with OpenTelemetry .NET Auto-Instrumentation.

- Knowledge of DiagnosticSource, Activity, ActivitySource, EventListener, and .NET diagnostics.

- Experience building reusable .NET SDKs or libraries.

- Docker / Kubernetes and CI/CD experience.

- Experience with databases, message queues, and cloud platforms.

- Contributions to OpenTelemetry or other open-source projects.

- Understanding of cross-language distributed tracing.