Backend C#/.NET Developer

SaidGig; New York (NY); Remote; USD 83,000 - 152,000; Full time

Job summary

SaidGig is seeking a backend engineer to design and evolve scalable C#/.NET services and APIs for production systems. This fully remote contract role emphasizes robust server-side logic, clean code, and reliable performance in a fast-moving AI-enabled context.

You will collaborate with cross-functional teams, optimize systems for scalability, and document backend architectures to improve how AI systems learn and operate.

Qualifications

• Expert-level proficiency in C# and the .NET ecosystem.
• Strong experience with MySQL, including database schema design and query optimization.
• Solid understanding of server-side logic, RESTful API development, and integration patterns.
• Demonstrated ability to write clean, maintainable, and well-documented code.
• Excellent written and verbal communication skills, with a focus on clarity and collaboration.

Responsibilities

• Design, develop, and maintain robust backend services and APIs using C# and .NET frameworks.
• Work with cross-functional teams to define technical requirements and deliver scalable solutions.
• Maintain high standards for code quality, reliability, and security across backend implementations.
• Optimize existing backend processes for performance, scalability, and maintainability.
• Troubleshoot, debug, and resolve backend issues in production and staging environments.
• Document technical specifications and backend architecture to support team collaboration.
• Contribute to improvements in development processes and engineering best practices.
• Apply backend engineering expertise to work that helps improve how AI systems learn, reason, and perform.

Skills

C#/.NET

MySQL

RESTful APIs

Clean Code

Remote Work

Tools

AWS/Azure/GCP

Job description

Build and improve backend systems that provide high-quality, real-world technical input used to train and evaluate next-generation AI systems. This contract role is fully remote and focuses on applying strong C#/.NET backend engineering expertise to scalable services, APIs, databases, and production systems. Prior AI experience is not required.

Key Responsibilities

• Design, develop, and maintain robust backend services and APIs using C# and .NET frameworks.
• Work with cross-functional teams to define technical requirements and deliver scalable solutions.
• Maintain high standards for code quality, reliability, and security across backend implementations.
• Optimize existing backend processes for performance, scalability, and maintainability.
• Troubleshoot, debug, and resolve backend issues in production and staging environments.
• Document technical specifications and backend architecture to support team collaboration.
• Contribute to improvements in development processes and engineering best practices.
• Apply backend engineering expertise to work that helps improve how AI systems learn, reason, and perform.

Qualifications

• Expert-level proficiency in C# and the .NET ecosystem.
• Strong experience with MySQL, including database schema design and query optimization.
• Solid understanding of server-side logic, RESTful API development, and integration patterns.
• Demonstrated ability to write clean, maintainable, and well-documented code.
• Excellent written and verbal communication skills, with a focus on clarity and collaboration.
• Ability to work independently in a fully remote environment and manage priorities effectively.
• Proactive problem-solving skills and a commitment to continuous learning.

Preferred Qualifications

• Experience developing and deploying cloud-hosted applications using platforms such as AWS, Azure, or GCP.
• Experience working with distributed teams and Agile methodologies.
• Previous experience in high-growth, innovation-focused environments.

Work Terms

• Contract engagement.
• Fully remote.

Compensation

• Hourly compensation ranges from $60 to $110.