Backend C#/.NET Developer
micro1 · 100% remote · Contract · Posted
- Pay
- $60–110/hr
- Location
- Worldwide
- Languages
- English
- Hours
- Flexible
- Openings
- 2
- Level
- Expert
Summary
Build and maintain backend services and APIs using C# and .NET in a remote contract role supporting AI training. Work includes MySQL, performance improvements, debugging, security, and architecture documentation. Prior AI experience is not required.
What you'll do
- Design, develop, and maintain backend services and APIs using C# and .NET.
- Collaborate with teams to define technical requirements and deliver scalable solutions.
- Maintain code quality, reliability, and security.
- Optimize backend performance, scalability, and maintainability.
- Debug and resolve issues in production and staging environments.
- Document technical specifications and backend architecture.
- Improve development processes and practices.
Requirements
- Expert proficiency in C# and the .NET ecosystem.
- Strong MySQL experience, including schema design and query optimization.
- Knowledge of server-side logic, RESTful APIs, and integration patterns.
- Experience writing clean, maintainable, documented code.
- Clear written and verbal communication skills.
- Ability to work independently and manage priorities remotely.
- Proactive problem-solving skills and commitment to learning.
- Preferred: Cloud application deployment, distributed teams, Agile methods, and experience in high-growth environments.
Skills
- C#
- .NET
- MySQL
Full description
Job Title: Backend C#/.NET Developer
Job Type: Contract
Location: Remote
Job Summary: In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input. No prior experience in AI is required — your domain knowledge is what matters.
Key Responsibilities:
- Design, develop, and maintain robust backend services and APIs using C# and .NET frameworks.
- Collaborate with cross-functional teams to define technical requirements and deliver scalable solutions.
- Ensure high standards of code quality, reliability, and security in all backend implementations.
- Optimize existing backend processes for performance, scalability, and maintainability.
- Troubleshoot, debug, and resolve backend issues efficiently in production and staging environments.
- Document technical specifications and backend architecture clearly for team collaboration.
- Contribute to the continuous improvement of development processes and best practices.
Required Skills and Qualifications:
- Expert-level proficiency in C# and the .NET ecosystem.
- Strong experience with MySQL databases, including schema design and query optimization.
- Solid understanding of server-side logic, RESTful API development, and integration patterns.
- Track record of writing clean, maintainable, and well-documented code.
- Excellent written and verbal communication skills, with an emphasis on clarity and collaboration.
- Ability to work independently in a fully remote setting while managing priorities effectively.
- Proactive problem-solving skills and a commitment to continuous learning.
Preferred Qualifications:
- Experience developing and deploying cloud-hosted applications (e.g., AWS, Azure, GCP).
- Background working with distributed teams and Agile methodologies.
- Previous work in high-growth, innovation-driven environments.
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