Senior .
NET Developer – AWS Cloud Migration

Location:
Mexico (100% Remote)

Working Hours
Must be available to work during U.
S. Eastern Time (ET) business hours We are looking for a Senior .
NET Developer with extensive experience in enterprise application development, legacy modernization, and hands-on migration of applications from On-Premises environments to AWS. The adecuado candidate will combine strong C#/.
NET engineering skills with deep AWS architecture, cloud modernization, and production migration expertise. Required Technical

Skills:
• 8+ years of software development experience, including 5+ years working with C#/.
NET.
• Strong proficiency in C#, .
NET 6/8+, ASP.
NET Core, and .
NET Framework.
• Experience developing REST APIs, Web APIs, Microservices, and distributed applications.
• Strong knowledge of SQL Server and/or Oracle, Entity Framework/EF Core, and database integration.
• Experience with IIS, Windows Services, and legacy application modernization.
• Proven hands-on participation in at least 2 end-to-end On-Premises to AWS migration projects, including migration execution, production cutover, and stabilization. Mandatory AWS Expertise (Hands-on):
• Networking: VPC, Subnets, Route Tables, Security Groups, NACLs, Route 53, Load Balancers,



and Hybrid Connectivity.
• Compute & Hosting: EC2, ECS/Fargate, EKS, Lambda, Auto Scaling, and API Gateway.
• Databases: RDS/Aurora and experience with DynamoDB, ElastiCache, OpenSearch, or managed messaging services.
• Security: IAM, KMS, Secrets Manager/Parameter Store, CloudTrail, CloudWatch, and encryption.
• Infrastructure as Code: Terraform (preferred), CloudFormation, or AWS CDK.
• CI/CD: Jenkins, GitHub Actions, GitLab CI, AWS CodePipeline/CodeBuild, or equivalent tools.
• Monitoring & Operations: CloudWatch, troubleshooting, high availability, disaster recovery, and performance optimization. Nice to Have:
• Migration from .
NET Framework to .
NET 6/8+.
• Docker, Kubernetes, ECS/Fargate, or EKS.
• AWS Lambda for .
NET, SQS/SNS, EventBridge, or Step Functions.
• AWS DMS/SCT and SQL Server/Oracle migrations to RDS/Aurora.
• Experience in Banking, Financial Services, or Capital Markets.
• AWS certifications. Important: We are seeking a hands-on developer with real AWS migration experience, not profiles focused exclusively on cloud infrastructure, architecture oversight, or project management. Interested? Send me your updated resume via LinkedIn DM.

📌 Senior .NET Developer – AWS Cloud Migration (México)
🏢 Corus Consulting an Alten
📍 México