.NET Backend Developer

Techvilla Solutions

Mount Vernon, IL

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 layers
API design (RESTful, contract-first, versioned, paginated) including API Gateway / BFF patterns
CQRS (MediatR), durable background jobs (Hangfire), real-time push (SignalR)
Angular Frontend (5+ years)*
Component architecture, lazy-loaded modules, reactive forms, RxJS
State management with NgRx; real-time UI via SignalR/WebSocket
Strong UX sensibility. Able to collaborate with operator SMEs and achieve mental-model parity with legacy screens
SQL Server (5+ years)*
Scalable schema design: high-volume tables, partitioning for growth, archival strategies, read/write separation
Core design craft: normalization (3NF+), schema-per-service, indexing strategies (clustered, filtered, covering), constraints, temporal tables
Performance optimization: Query Store, execution plan analysis, wait statistics, index tuning
Distributed Systems & Messaging (5+ years)*
Kafka/RabbitMQ at production depth: partitioning, consumer groups, exchange types, dead-letter handling, exactly-once semantics, clustering/HA
Patterns: transactional outbox, saga/process manager, idempotent consumers
Resilience: circuit breaker, retry with backoff, bulkhead isolation
Event-driven architecture; contract-first API design

Nice to have skills

SQL Server Service Broker - conversation lifecycle, activation, cross-instance endpoints, cert-based auth
On-prem Azure DevOps pipelines (YAML, self-hosted agents)
IIS deployment automation (Web Deploy / msdeploy)
PowerShell scripting for failover runbooks and environment automation
Exposure to electric util ity / OT / safety-critical systems

Apply

Vacancy posted 12 hours ago

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