Senior .NET Developer: AWS Migration & Modernization

Corus Consulting an Alten Company; México; On-site; MXN 1,200,000 - 2,000,000; Full time

Job summary

Corus Consulting an Alten Company is seeking 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 ideal candidate will combine strong C#/.NET engineering skills with deep AWS architecture, cloud modernization, and production migration expertise.

The role focuses on building REST APIs, microservices, and data integration while ensuring security, reliability,

Qualifications

• 8+ years of software development experience, including 5+ years with C#/.NET.
• Strong proficiency in C#, .NET 6/8+, ASP.NET Core, and .NET Framework.
• Experience building REST APIs, Web APIs, microservices and distributed apps.
• Solid SQL Server and/or Oracle, EF Core, and database integration.
• Experience with IIS, Windows Services, and legacy modernization.
• Hands-on in at least 2 end-to-end On-Premises to AWS migrations.

Skills

C#/.NET

ASP.NET Core

REST APIs

Microservices

SQL Server/Oracle

EF Core

IIS/Windows Services

AWS migration

AWS architecture

Tools

Terraform

CloudFormation

AWS CDK

Jenkins

GitHub Actions

GitLab CI

CodePipeline/CodeBuild

Docker

Kubernetes

Job description

Corus Consulting an Alten Company is seeking 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 ideal candidate will combine strong C#/.NET engineering skills with deep AWS architecture, cloud modernization, and production migration expertise.

The role focuses on building REST APIs, microservices, and data integration while ensuring security, reliability,