Senior C# Engineer - Remote AI Mobile Network

About the Role

We’re hiring a Senior C# Engineer to join our team remotely in the United States. This role is pivotal as you will take deep ownership of the backend systems that power an AI mobile network. As a high-impact individual contributor, you will architect and build scalable, production-grade services that are at the core of our platform.

What You'll Do

• Design, build, and own scalable backend services and APIs that power the company’s AI mobile network platform.
• Lead architecture decisions for C#/.NET systems, ensuring reliability, performance, and maintainability at scale.
• Define and enforce engineering standards and best practices across backend development.
• Diagnose and resolve complex production issues across distributed systems and services.
• Drive improvements in system performance, observability, and operational reliability.
• Partner with AI and infrastructure teams to integrate intelligent capabilities into core platform services.
• Mentor senior engineers and serve as a technical resource across the organization.
• Evaluate and adopt new technologies and patterns that improve platform quality and developer productivity.

Requirements

• Advanced proficiency in C# and the .NET ecosystem.
• Strong experience building scalable, production-grade backend services.
• Proven ability to own system design and implementation end to end.
• Experience mentoring engineers and driving technical best practices.
• Solid understanding of distributed systems, APIs, and cloud-native architecture.
• Hands-on experience with Azure for cloud-native backend development and deployment.
• Deep experience with AI development workflows and tools is strongly preferred, including coding assistants such as Claude Code.
• Experience in the telecom industry is a strong bonus.
• Comfortable operating in a remote, high-autonomy environment.
• Strong written communication skills: you can explain complex systems clearly to both engineers and stakeholders.

Nice to Have

• Background in telecom is a plus.

What We Offer

• Competitive salary ranging from $120,000 to $150,000 annually.
• Fully remote work environment with flexible hours.
• Opportunity to work on cutting-edge technology in AI and telecommunications.
• Professional development opportunities and mentorship.
• Collaborative team culture focused on innovation and excellence.