C# WPF Developer

Compunnel, Inc.; Charlotte (NC); On-site; USD 130,000 - 170,000; Full time

Job summary

Compunnel, Inc. is seeking a senior backend engineer focused on high-concurrency .NET services. You will design event-driven architectures and cloud-native microservices to be scalable, resilient, and observable. Core work involves C#, Azure, and containerized workloads across distributed systems.

The role emphasizes deep expertise in multithreading, asynchronous programming, and container orchestration with AKS/Azure Container Apps, plus robust telemetry with Application Insights and Serilog.

Qualifications

• Proficiency in C#/.NET and building high-concurrency backend services.
• Experience with async/await, TPL, and scalable parallel processing.
• Strong understanding of event-driven architectures and message brokers.
• Familiarity with observability, tracing, and structured logging.

Responsibilities

• Build high-throughput, scalable .NET backend services.
• Design and implement event-driven, distributed systems in the cloud.
• Containerize services with Docker and deploy to Azure Kubernetes/Azure Container Apps.
• Enhance observability with Application Insights and logging pipelines.

Skills

C#/.NET

Async/await

Concurrency

Event-driven

Tools

Docker

Azure

AKS

Azure Container Apps

KEDA/HPA

Application Insights

Serilog

Log Analytics

KQL

Job description

A senior-level backendengineer specializing in high-concurrency .NET services, event-drivenarchitectures, and cloud-native microservices. This role focuses on buildingscalable, resilient, and observable distributed systems using C#, Azure, andcontainerized workloads.

Core TechnicalCompetencies

Multithreading,Asynchronous & Event-Driven Programming (C#)

• Deepproficiency with async/await, Task Parallel Library (TPL), Channels,BackgroundService, and synchronization primitives.
• Experiencedesigning high-throughput, non-blocking pipelines capable of handlinglarge numbers of concurrent sessions.
• Strongunderstanding of event-driven patterns using Azure Service Bus, EventHubs, or in-process mediators.
• Abilityto diagnose and resolve concurrency issues such as deadlocks, threadstarvation, and race conditions.

Container Apps Development

• Skilledin containerizing .NET applications using Docker, including multi-stagebuilds and health checks.
• Experiencedeploying and scaling microservices in container orchestrationenvironments such as Azure Container Apps or AKS.
• Familiaritywith CI/CD pipelines for automated image builds, vulnerability scanning,and deployment workflows.
• Hands-onexperience deploying .NET workloads to Azure Container Apps or AKS withautoscaling (KEDA/HPA).
• Proficientin instrumenting applications with Application Insights for distributedtracing and custom telemetry.
• Strongunderstanding of structured logging using Serilog/ILogger and queryinglogs with KQL in Log Analytics.