C# Coding Specialist – Freelance AI Trainer

Invisible Technologies

. Converse with language models on software engineering tasks and technical scenarios using C# .

Posted 11/1/2026contractRemote • IndiaMid-LevelSenior💰 $8 - $65 per hourWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in C# programming, algorithms, data structures, and software architecture, with a strong focus on asynchronous programming and RESTful API integration. Possesses clear communication skills essential for technical documentation and collaborative problem-solving.

Highest-signal resume keywords

Fluent In C#Expertise In AlgorithmsKnowledge Of Asynchronous ProgrammingTechnical WritingReal-World C# Experience

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

C# ProgrammingAlgorithmsData StructuresSoftware ArchitectureFrontend DevelopmentBackend DevelopmentCloud InfrastructureSystems ProgrammingDebugging Distributed SystemsSecure Coding Practices

Soft Skills

Clear CommunicationMetacognitive Communication

Certifications & Qualifications

Bachelor’s Degree In Computer ScienceMaster’s Degree In Software EngineeringPhD In Related Technical Field

Industry Keywords

Prompt EngineeringEvaluation MetricsModel Failure ModesMemory ManagementObject-Oriented DesignRESTful API Integration

Tech Stack

Tools & technologies

CloudDistributed Systems

About the role

Key responsibilities & impact

Converse with language models on software engineering tasks and technical scenarios using C#
Verify logical accuracy and coding fluency
Assess code quality and clarity
Capture reproducible error traces
Suggest improvements to prompt engineering and evaluation metrics
Challenge advanced language models on asynchronous programming, RESTful API integration, memory management, object-oriented design, secure coding practices, and debugging distributed systems
Document model failure modes to harden model reasoning

Requirements

What you’ll need

Fluent in C#
Expertise in algorithms, data structures, software architecture, frontend and backend development, cloud infrastructure, and systems programming using C#
Knowledge of asynchronous programming, RESTful API integration, memory management, object-oriented design, secure coding practices, and debugging distributed systems
A bachelor’s, master’s, or PhD in computer science, software engineering, or a closely related technical field is ideal
Real-world C# experience, technical writing, or open-source contributions signal fit
Clear, metacognitive communication—“showing your work”—is essential
Secure computer and high-speed internet for contract work

Benefits

Comp & perks

Pay range of $8-to-$65 per hour
As a contractor, supply a secure computer and high-speed internet
Company-sponsored benefits such as health insurance and PTO do not apply