Senior .NET Backend Engineer — AI-Driven, Spec-First

Comcast; Philadelphia (Philadelphia County); Hybrid; USD 90,000 - 120,000; Full time

Job summary

Comcast is looking for a skilled Backend Engineer to join their engineering group in Philadelphia. In this role, you will design, build, and maintain backend services in C# and ASP.NET Core, while utilizing AI tools to enhance workflow efficiency. The position requires 5-7 years of experience in backend software development and offers an opportunity to work in a collaborative environment on impactful projects.

This role encourages innovation and mentoring of junior engineers, supporting a culture of technical excellence that aligns with Comcast's commitment to employee development and inclusion.

Qualifications

• 5-7 years of professional backend software development.
• Strong proficiency in C# and the .NET stack.
• Experience designing and working with REST APIs and relational databases.

Responsibilities

• Design, build, and maintain backend services and APIs.
• Utilize AI coding assistants for efficient delivery.
• Mentor junior engineers and foster a culture of technical excellence.

Skills

C#

.NET stack (ASP.NET Core)

REST APIs

CI/CD

SQL

Entity Framework Core

Specification-driven workflows

AI-native development tools

Collaboration

Education

Bachelor's Degree

Job description

Comcast is looking for a skilled Backend Engineer to join their engineering group in Philadelphia. In this role, you will design, build, and maintain backend services in C# and ASP.NET Core, while utilizing AI tools to enhance workflow efficiency. The position requires 5-7 years of experience in backend software development and offers an opportunity to work in a collaborative environment on impactful projects.

This role encourages innovation and mentoring of junior engineers, supporting a culture of technical excellence that aligns with Comcast's commitment to employee development and inclusion.