Senior .NET Backend Developer (4+ Yr) with Ruby & Rails

Senior .NET Backend Developer (6–10 Years)

Location:

Remote Role Type:

Contract Job Overview

We are seeking an experienced

Senior .NET Backend Developer

to lead the modernization of an existing Ruby on Rails platform into a robust

.NET 6+/ASP.NET Core microservices architecture . The ideal candidate will take ownership of backend design, API development, database migration, CI/CD enhancements, and technical mentorship. Key Responsibilities

Lead the migration from

Ruby on Rails

to a

.NET 6+/ASP.NET Core

architecture. Design and build scalable

RESTful APIs , microservices, and backend systems. Drive database migration, performance tuning, and schema optimization (SQL Server/PostgreSQL). Build and maintain

CI/CD pipelines

using

Azure DevOps . Mentor junior backend developers and support team growth. Use AI-assisted tools such as

GitHub Copilot

and

Windsurf

to enhance productivity. Participate in Agile ceremonies including sprint planning, standups, and retrospectives via Jira. Required Skills & Experience

6–10 years of hands-on backend development experience. Expertise in

C#, .NET 6+/ASP.NET Core, Entity Framework Core . Strong understanding of

Ruby on Rails applications

and migration workflows. Deep experience in relational databases ( SQL Server, PostgreSQL ). Strong command of

Azure DevOps

CI/CD pipelines. Experience using AI coding tools (Copilot, Windsurf, or similar). Excellent communication, leadership, and mentoring skills.