Backend C#/.NET Developer

micro1; United States; Remote; USD 83,000 - 131,000; Part time

Job summary

micro1 is seeking a Backend C#/.NET Developer for a remote contract role. You will design, develop, and maintain backend services and APIs using C# and the .NET ecosystem, collaborating with cross-functional teams to define requirements and deliver scalable solutions.

The role emphasizes code quality, reliability, security, and documentation. You will optimize backend processes, troubleshoot production issues, and contribute to best practices in development while working independently in a fully

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.

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.

Skills

C#/.NET

MySQL

REST API

Code quality

Communication

Remote work

Problem solving

Job 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.