Freelance senior backend engineer – .net core & cloud migration

Freelance Senior Backend Engineer –. NET Core & Cloud Migrations**
**To apply for this job you must send your hourly rate and resume to only.
About the Role
We are seeking an experienced Senior Backend Engineer to support a critical application modernization initiative. This role will focus on migrating an existing. NET application to. NET Core, refactoring backend-to-data-layer logic, and transitioning infrastructure from AWS EC2 to containerized environments.
This is a hands-on engineering role suited for someone who has led or executed similar migrations and is comfortable working independently while collaborating closely with QA, Dev Ops, and product stakeholders.
Key Responsibilities
- Lead and execute the migration from. NET Framework to. NET Core
- Refactor and modernize backend logic and data access layers
- Refactor and update business logic across the backend layer (API services, controllers, etc.) and data layer (Entity Framework, database interacti...