freehire launches on Product Hunt on 26 August.

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Back-end Developer — .NET / Azure

Summary

Build and maintain scalable .NET back-end services on Azure, integrating REST APIs and agentic workflows while ensuring observability and security.

What You'll Do Day to Day
  • Develop and maintain back-end services and integrations, leveraging REST APIs, Azure services, and modern development best practices
  • Design, deploy, and manage MCP servers while developing agentic workflows
  • Implement strong observability, including logging, metrics, and tracing with Azure Application Insights, OpenTelemetry, and Serilog
  • Optimize application and database performance; plan for scalability, reliability, and cost efficiency
  • Participate in planning, troubleshooting, and operational readiness for always-on, multi-region systems
  • Back-End & Cloud Development
  • Expert-level experience with C# / .NET, including Web API and isolated Azure Functions
  • Strong knowledge of asynchronous programming, concurrency patterns, and dependency injection
  • Hands-on experience building Azure-native applications, including:
    • Azure Service Bus (topics, subscriptions, sessions, idempotency, at-least-once processing)
    • Azure SQL (performance tuning, indexing, migrations)
    • Cosmos DB (RU management, partitioning, indexing, change feed)
    • Azure Storage (Blob, SAS tokens, private endpoints / network hardening)
AI & Agentic Workflows
  • Design, deploy, and manage MCP servers while developing agentic workflows
  • Experience with GitHub Copilot for AI-assisted development, and with Azure AI Foundry or AWS Bedrock
Observability & Monitoring
  • Skilled with OpenTelemetry (counters, histograms, traces), Serilog, Azure Monitor, and KQL query writing Security
  • Knowledge of Auth0, OIDC/OAuth2, JWT/refresh tokens, Managed Identity, and Azure Key Vault
Security
  • Knowledge of Auth0, OIDC/OAuth2, JWT/refresh tokens, Managed Identity, and Azure Key Vault
Other Required Experience
  • Proven ability to support multi-region, always-on systems, with a clear understanding of RPO/RTO, failover, throttling, and backoff strategies
  • Metrics-driven engineering mindset (P50/P95 latency, throughput, cost-performance tradeoffs)
  • Contrato a largo plazo.
  • Vacaciones y PTOs
  • Seguro de gastos medicos mayores
  • Seguro de gastos medicos menores
  • Programa de recompensas
  • Cajada de Ahorro
  • Equipamiento Apple.
  • Plataforma de cursos en linea
  • mucho mas..