Senior .NET Developer
Kforce has a client that is seeking a Senior .NET Developer in Chicago, IL. Responsibilities:
- Senior .NET Developer will design and implement scalable applications using .NET Core 8.0
- Define technical architecture and development approaches prior to implementation
- Lead the migration of legacy systems to AWS-based cloud infrastructure
- Develop and maintain microservices with real-time service-to-service communication
- Build and deploy serverless and cloud-native components using AWS services, including Lambda, DynamoDB, and PostgreSQL
- Ensure secure handling of sensitive and customer data, implementing OAuth2, JWT, and tenant isolation strategies
- Translate high-level requirements into technical designs and production-ready solutions
- As a Senior .NET Developer, you will partner with business analysts and cross-functional teams to refine requirements and deliver high-quality solutions
- Provide clear explanations of architectural decisions and walk stakeholders through real-time technical scenarios
- Take ownership of delivery timelines, code quality, and technical standards
- Approximately 10+ years of professional software development experience
- Advanced experience with AWS services, particularly Lambda, DynamoDB, and PostgreSQL
- Proven experience with cloud migration initiatives (on-premise or legacy systems to AWS)
- Strong background in microservices architecture and real-time distributed systems
- Solid understanding of application security, including OAuth2, JWT, and multi-tenant architecture
- Expert-level proficiency in .NET Core (version 8.0 preferred)
- Demonstrated architectural mindset with the ability to define and document scalable solutions
- Strong collaboration skills and experience working closely with business and technical stakeholders
- Clear, structured communicator with the ability to justify design decisions
- Proactive, assertive, and accountable in driving technical delivery
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