Robust .NET Backend Engineering

Hire .NET Backend Developers for APIs & Scalability

Staffenza delivers .NET backend development services for New York CTOs and enterprises, providing C# and ASP.NET Core engineers who build scalable APIs, optimize SQL/Entity Framework queries, fix memory leaks and app hangs, secure authentication, refactor brittle architectures, deploy to Azure with CI/CD, and run testing and monitoring to ensure stability and performance.

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Enterprise .NET Back-End Development Experts

Robust Secure Back-End Solutions For Enterprise Systems

Staffenza connects companies with senior .NET back-end developers who build scalable, secure server-side systems for finance, healthcare, e-commerce, gaming, manufacturing and IoT. Our experts specialize in ASP.NET Core, C#, Entity Framework, SQL Server and Azure, resolving performance bottlenecks, stabilizing production systems, and modernizing legacy stacks while enforcing CI/CD, observability and automated testing to reduce downtime and accelerate delivery.

1. Performance And Memory Management

Memory problems in .NET often come from unsubscribed events, growing static collections, undisposed native resources or improper caching strategies. Our developers use profiling tools like dotMemory, CLR diagnostics, and structured logging to identify leaks, implement IDisposable correctly, reduce large object heap pressure, optimize GC settings, and introduce caching patterns and background cleanup routines to keep services stable under sustained load.

2. Slow Database Queries And Scalability

Database bottlenecks frequently stem from N+1 queries, performing calls inside loops, inefficient LINQ translations, missing indexes or improper EF tracking. We audit queries, rewrite heavy operations into set-based statements, use compiled queries, implement pagination, caching and read replicas, tune indexes and add batching or bulk operations so data-intensive apps scale predictably while lowering latency and cost.

3. Application Hangs And Server Overload

Soft hangs, deadlocks and server overloads are caused by blocking I/O, improper async/await usage, thread pool starvation or long-running synchronous work on request threads. Our approach includes async refactoring, task orchestration, thread pool tuning, request timeouts, circuit breakers, queuing for long tasks and autoscaling strategies so apps remain responsive and recoverable under peak traffic patterns.

4. Over-Engineering And Architectural Debt

Overuse of patterns, unnecessary abstractions like excessive MediatR pipelines, or premature microservice splits create maintenance challenges. We assess complexity, simplify by applying pragmatic architectural principles, consolidate redundant layers, introduce modular design and clear bounded contexts, prioritize high-impact refactors, and add tests and documentation to reduce cognitive load and accelerate feature delivery.

5. Security And Compliance For Sensitive Industries

Finance and healthcare demand strict security and compliance. Our .NET teams implement strong authentication and authorization, role based access control, secure API gateways, encryption at rest and in transit, input validation, OWASP mitigations, secure secrets management and audit trails. We also prepare systems for HIPAA, PCI and industry audits, perform threat modeling, and integrate SAST and DAST into CI/CD pipelines.

6. Integration With Legacy Systems And Cloud Migration

Integrating with CRM, ERP or legacy .NET Framework apps requires careful planning to avoid downtime and data drift. We map dependencies, introduce API faΓ§ades, use adapters or anti corruption layers, containerize services, migrate incrementally to ASP.NET Core and Azure, and implement database synchronization strategies, feature flags and blue green deployments to ensure compatibility and seamless transition.

Staffenza: Pre-Vetted .NET Back-End Talent On Demand

Fast Compliant Hiring For Critical .NET Roles

Staffenza matches enterprises with pre-vetted senior .NET back-end engineers and teams who have proven experience in finance, healthcare, e-commerce, gaming, manufacturing and IoT. Our vetting covers technical skill, domain experience, cloud proficiency in Azure, secure coding practices, and production track record. Clients benefit from rapid time to hire, flexible engagement models, and global compliance handled by our operations team so projects start in 7 to 21 days with minimal overhead.

Beyond sourcing, Staffenza delivers value through technical scoping, onboarding support, ongoing quality assurance and optional managed services. Our developers drive performance tuning, refactoring, legacy migration, CI/CD automation, observability and security hardening. With Employer of Record, dedicated teams, and transparent pricing, we reduce hiring risk, ensure regulatory compliance and enable predictable delivery for mission critical .NET back-end programs.

Elite .NET Back-End Engineers On Demand

About Staffenza - Delivering Scalable .NET Backend Talent Across Industries

Staffenza connects companies with pre-vetted .NET Back End developers skilled in C#, ASP.NET Core, Entity Framework and Azure to build secure, scalable systems. Our engineers fix memory leaks, slow DB queries, async issues and server overload, and handle legacy integration using microservices, Docker and CI/CD. We serve finance, healthcare, e-commerce and gaming clients.

Hire via staff augmentation, dedicated teams, RPO or EOR to deploy vetted backend talent in 7–21 days. Placements emphasize clean code, testing, docs and team collaboration. Staffenza manages compliance across 50+ countries, reduces hiring risk, and delivers .NET back-end engineers ready to optimize performance and cloud readiness for enterprise apps.

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Robust .NET Backend Engineering

Staffenza connects companies with senior .NET backend engineers who design, build, and maintain enterprise-grade APIs, microservices, and data platforms across finance, healthcare, e-commerce, gaming, manufacturing, education, and IoT. Our developers specialize in C#, ASP.NET Core, Entity Framework Core, SQL Server, Azure, Docker, and Kubernetes to deliver secure, scalable solutions that meet industry compliance and performance needs.

We solve common pain points like memory leaks, slow queries, application hangs, legacy integration, and security gaps by providing vetted talent, dedicated teams, and managed services. Rapid hiring, global compliance, and an AI-driven matching process let you scale engineering capacity in days while keeping code quality and architecture aligned with business goals.

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Microservices & API Architecture

Design and implementation of resilient RESTful and gRPC services using ASP.NET Core, OpenAPI, and event-driven patterns. We define clear contract versioning, authentication, and throttling strategies, apply domain-driven design for bounded contexts, and integrate messaging systems like Kafka or Azure Service Bus for eventual consistency. Emphasis on automated tests, API gateways, and scalable deployment models to support high-throughput enterprise workloads.

Cloud, Azure & Container Modernization

Migrate and modernize .NET backends to Azure with containerization and serverless where appropriate. Our engineers implement AKS, App Services, Azure Functions, IaC with Bicep or Terraform, and cost-optimized architectures. We deliver CI/CD pipelines, container registry workflows, secrets management, and platform observability so applications scale reliably while reducing operational overhead and cloud spend.

Performance Optimization & Troubleshooting

Deep performance tuning for .NET apps: memory leak analysis, GC tuning, thread-pool and async/await fixes, and removing blocking calls. We optimize EF Core queries, add batching, indexing, and caching (Redis) to reduce DB load, profile with dotTrace/NDepend, and perform load testing and capacity planning to prevent hangs and server overload under real-world traffic.

Data Engineering & Database Design

Database architecture, schema design, and data access optimization for OLTP and analytics. Expertise with SQL Server, EF Core migrations, stored procedures, indexing strategies, partitioning, ETL pipelines, and NoSQL alternatives. We ensure transactional integrity, design for scale, implement backup/DR strategies, and integrate data flows with BI, streaming, and analytics platforms.

Legacy Modernization & System Integration

Modernize monoliths and integrate legacy systems with modern .NET APIs. We apply the strangler pattern, wrap legacy functionality with secure APIs, upgrade .NET framework versions, refactor technical debt, and handle ERP/CRM/mainframe connectors. Focused on incremental delivery, risk mitigation, and preserving business continuity during migration.

Security, Compliance & Automated Testing

Security-first backend engineering covering secure coding practices, OWASP mitigations, authentication (OAuth2/OpenID Connect), authorization, JWT management, data encryption, and compliance for HIPAA, PCI, and financial regulations. We implement automated unit, integration, and contract tests, static analysis, and SAST/DAST pipelines to catch vulnerabilities early.

DevOps, CI/CD Pipelines & Observability

End-to-end DevOps for .NET backends: Git-based workflows, Azure DevOps/GitHub Actions, container builds, Helm charts, and blue/green or canary deploys. Implement observability with Application Insights, Prometheus, Grafana, centralized logging, distributed tracing, SLIs/SLOs, and alerting to reduce MTTR and improve reliability in production environments.

.NET Developers

Industry We Serve For .NET Developers

Staffenza supplies senior Back-End .NET developers who build secure, high-performance server-side systems for finance, healthcare, e-commerce, gaming, manufacturing, IT, education, and IoT. Our engineers specialize in C#, ASP.NET Core, Entity Framework Core, SQL Server, RESTful APIs, microservices, Docker/Kubernetes and Azure. They address common pain points like memory leaks, slow database queries, improper async usage, application hangs, server overload, legacy integrations and security vulnerabilities by applying clean architecture, efficient data access patterns, proper resource disposal and targeted performance profiling.

Through AI-driven matching and a global pre-vetted network, Staffenza delivers backend .NET talent in 7-21 days across flexible engagement models. We ensure technical fit and cultural alignment, handle compliance and payroll, and support architecture reviews, refactoring, CI/CD, testing and cloud deployments to guarantee scalability and maintainability. Whether you need augmentation, dedicated teams, or permanent hires, we help you reduce risk, accelerate delivery and optimize long-term performance for enterprise-grade .NET projects.

Back-End .NET Pros

Hire .NET Developers in 3 Steps

Staffenza supplies pre-vetted .NET back-end developers for finance, healthcare, e-commerce, gaming and IoT, focusing on secure APIs, Azure deployments, and scalable databases to fix performance and integration issues.

Using AI matching, vetting, and rapid onboarding, we deploy experts in 7 to 21 days with code reviews, performance tuning, and ongoing support for reliability and compliance.

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Why Choose Staffenza

5 Reasons Why Choose .NET Developers With Staffenza

Staffenza supplies vetted .NET back-end engineers skilled in C#, ASP.NET Core, Entity Framework, and Azure, optimized for finance, healthcare, e-commerce, gaming, manufacturing and IoT. We fix performance bottlenecks, secure integrations, and accelerate delivery.

1. Global Reach, Local Compliance

We place experienced .NET back-end teams across 50+ countries while handling payroll, tax, data and labor compliance so you scale securely.

2. Speed Without Compromise

Average time-to-deploy is 7–21 days; rapid onboarding of engineers reduces project risk and keeps critical back-end milestones on track.

3. AI-Driven Precision Matching

Our AI matches technical stacks, performance experience, and cultural fit to reduce turnover and ensure back-end reliability under load.

4. Flexible Engagement Models

Contract, temp-to-hire, dedicated teams, or full managed services that fit your project lifecycle and budget.

5. Industry Expertise For .NET Back-End

Deep domain experience in financial services, healthcare, e-commerce, gaming, manufacturing, education and IoT to meet regulatory and scalability needs.

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Ready to Hire .NET Developers?

Hire vetted .NET back-end engineers to fix performance, security, and integration issues in finance, healthcare, e-commerce and IoT. Optimized for Azure and SQL Server.

FAQ: Hire .NET Developers

Senior backend .NET developers for finance, healthcare, e-commerce, gaming, manufacturing, and IoT. Your developers deliver C#, ASP.NET Core, Entity Framework, SQL Server, REST APIs, and Azure cloud deployments. They debug memory leaks, optimize queries, refactor for scalability, and integrate legacy systems. Typical time to hire 7-21 days with 85% retention at 12 months.

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