Staff C# Engineer

're looking for a Staff C# Engineer to take deep ownership of the backend systems that power our AI mobile network. This is a high-impact individual contributor role: you will architect and build the scalable, production-grade services that sit at the core of Telegent's platform.

This position is ideal for an engineer who enjoys working on API-driven platforms, modern cloud architectures, and mission-critical services.

WHAT YOU'LL DO

• Design, build, and own scalable backend services and APIs that power Telegent'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

Do you have experience in gRPC?, * 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
• 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

TECHNOLOGIES & TOOLS

C#, .NET, REST, gRPC, SQL, Azure, Docker, CI/CD, Linux, mPaaS

Pulled from the full job description

• Health insurance
• Vision insurance
• Dental insurance
• Unlimited paid time off, * Competitive compensation package, including performance-based bonus potential and comprehensive health benefits
• 100% employer-paid medical, dental, and vision for you and dependents
• Unlimited PTO
• Equipment provided

Telegent is a next-generation mobile communications platform redefining how businesses and brands connect people through wireless technology. We provide a software-first, API-driven mobile Platform-as-a-Service (mPaaS) that combines intelligent voice, messaging, data, and unified communications into a single, flexible solution. At Telegent, we move fast, think creatively, and build technology that makes mobile communications simpler, more powerful, and more adaptive for the future.