.NET Backend Developer

Requirements: ASP.NET Core Web API on IIS; Entity Framework Core (advanced: migrations, temporal tables, schema isolation) Domain-Driven Design in practice: aggregates, domain events, anti-corruption layersAPI design (RESTful, contract-first, versioned, paginated) including API Gateway / BFF patternsCQRS (MediatR), durable background jobs (Hangfire), real-time push (SignalR) Angular Frontend (5+ years)*Component architecture, lazy-loaded modules, reactive forms, RxJSState management with NgRx; real-time UI via SignalR/WebSocketStrong UX sensibility. Able to collaborate with operator SMEs and achieve mental-model parity with legacy screensSQL Server (5+ years)*Scalable schema design: high-volume tables, partitioning for growth, archival strategies, read/write separationCore design craft: normalization (3NF+), schema-per-service, indexing strategies (clustered, filtered, covering), constraints, temporal tablesPerformance optimization: Query Store, execution plan analysis, wait statistics, index tuningDistributed Systems & Messaging (5+ years)*Kafka/RabbitMQ at production depth: partitioning, consumer groups, exchange types, dead-letter handling, exactly-once semantics, clustering/HAPatterns: transactional outbox, saga/process manager, idempotent consumersResilience: circuit breaker, retry with backoff, bulkhead isolationEvent-driven architecture; contract-first API designNice to have skillsSQL Server Service Broker - conversation lifecycle, activation, cross-instance endpoints, cert-based authOn-prem Azure DevOps pipelines (YAML, self-hosted agents)IIS deployment automation (Web Deploy / msdeploy) PowerShell scripting for failover runbooks and environment automationExposure to electric util ity / OT / safety-critical systems