Senior C# Backend Engineer

Job Summary

A company is looking for a Senior Backend Engineer (C#) for an AI Data Platform.

Key Responsibilities

• Design, build, and optimize high-performance systems in C# for AI data pipelines
• Develop full-stack tooling and backend services for data annotation and quality control
• Collaborate with teams to support model training and evaluate workflows

Required Qualifications

• 5+ years of professional experience in building scalable backend services in C#
• Experience as a full-stack developer with a strong systems programming background
• Mastery of modern frameworks for RESTful APIs and RPC services
• Experience with cloud-native data services and message bus architectures
• Ability to commit 20-40 hours per week