Posted Jul 22, 2026

Sr.Backend Engineer (.NET Core / AWS) | Remote* - W2 only

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*Hiring: Senior Backend Engineer (.NET Core / AWS) | Remote* - W2 only We're looking for a Senior Backend Engineer with deep AWS serverless expertise to build scalable, event-driven cloud solutions for enterprise applications. *Location:* Remote Mandatory : AWS ### Must-Have Skills ✅ 5+ years of AWS backend development ✅ AWS Lambda, API Gateway, SQS/SNS & Serverless Architecture ✅ Event-Driven Microservices ✅ .NET Core & C# ✅ Data Modeling & System Integrations ✅ Automated Testing (Unit, Integration & Service-Level) ✅ Strong Production Support & Troubleshooting Experience ### Preferred Qualifications ⭐ Terraform (Infrastructure as Code) ⭐ CI/CD Pipelines ⭐ AWS Certifications ⭐ Healthcare or Insurance Domain Experience ⭐ HL7, FHIR, Claims Data Models & HIPAA ⭐ React & Next.js ### Key Responsibilities • Design, develop, and maintain backend services and APIs using AWS serverless technologies. • Build scalable event-driven microservices with a focus on resiliency and performance. • Design data models and manage backend data flows across distributed systems. • Implement secure REST APIs and asynchronous messaging solutions. • Develop automated tests to ensure application quality and reliability. • Monitor, troubleshoot, and optimize production systems. • Collaborate with cross-functional teams to deliver high-quality cloud-native solutions. • *This is a backend-focused role* with a strong emphasis on AWS Serverless, .NET Core, C#, and distributed microservices.