Review and improve AI-generated PHP code, backend designs, and technical explanations for up to $60 per hour. The part-time contract requires expert PHP skills and 20+ hours per week.
Review AI-generated Kotlin code, rate trainer submissions, and guide contributors on quality standards. This US-based contractor role pays up to $65 per hour and requires 20+ hours each week.
Review AI-generated JavaScript code and trainer QA work for correctness, security, testing, and rubric alignment. This remote US contractor role pays up to $70 per hour and requires 20+ hours each week.
AI trainingCode reviewDebuggingFrontend developmentJavascriptJavascript QA
Review and improve AI-generated JavaScript code, compare model responses, and explain technical issues clearly. This remote contract role pays up to $60 per hour for about 20 hours weekly, with flexible scheduling.
Async programmingBackend developmentCode reviewEnglishEs6Frontend development
Review AI-generated Java code, tests, and technical explanations as a Java Team Lead focused on quality assurance. This US-based contract role pays up to $70 per hour and requires 20+ hours each week.
Review AI-generated Java code, architecture, and technical explanations for up to $55 per hour with a 20+ hour weekly commitment. Use your senior Java expertise to rate answers, write reference implementations, and provide structured feedback.
Lead quality reviews for AI-generated HTML/CSS code and frontend training work. This remote US contractor role pays up to $80 per hour and requires 20+ hours each week.
Review AI-generated Angular code, architecture, and explanations for correctness, accessibility, security, and performance. This remote expert contract pays up to $35 to $90 per hour, with 20+ hours per week.
Review AI-generated C# and .NET code, rate quality against project guidelines, and guide contributors. This part-time contractor role pays up to $75 per hour and requires 20+ hours weekly in the United States.
Review Go code for correctness, safety, testing, and maintainability while guiding quality work for AI training projects. This remote US contractor role offers up to $70 per hour and requires 20 or more hours weekly.
AI trainingBackend developmentCode reviewConcurrencyDebuggingGo
Review and improve AI-generated Go code, compare technical answers, and write strong backend solutions. This remote contract offers flexible work of 20+ hours per week and pay up to $60 per hour.
Review AI-generated full-stack code, system designs, and technical explanations using Node.js, React, and TypeScript. This remote contractor role requires 20+ hours weekly and pays up to $100 per hour in Germany and the United States, or up to $60 per hour in India.
Lead quality review for Dart and Flutter training work, giving precise feedback on code, tests, debugging responses, and technical guidelines. This remote U.S. contractor role offers up to $65 per hour for 20+ hours each week.
AI trainingAsync programmingCode reviewDartDart QAFlutter
Review AI-generated C++ code, tests, debugging responses, and trainer QA work for correctness, safety, performance, and rubric compliance. This remote U.S. contract pays up to $75 per hour for about 20 hours each week.
AI trainingAlgorithmsC++C++ QACode reviewDebugging
Review AI-generated C++ code, systems designs, and technical explanations for accuracy, safety, and performance. This remote contractor role pays up to $65 per hour for 20+ hours weekly, with applications starting on OpenTrain.
C++ programmingCode reviewConcurrencyDebuggingEnglishLow-latency development
Use your C# and .NET expertise to write, review, and improve AI-generated technical responses. This remote contractor role pays up to $35 to $65 per hour, requires 20+ hours weekly, and includes future project opportunities.
Review AI-generated C code and trainer QA work as a remote C Team Lead in the United States. Work 20+ hours per week as a contractor and earn up to $75 per hour.
Review AI-generated C code, systems designs, and technical explanations for memory, concurrency, safety, and performance issues. This remote contractor role pays up to $65 per hour and requires 20-plus hours per week.
CC programmingCode reviewConcurrencyDebuggingEmbedded development
Review AI-generated Bash code and trainer QA work for safety, portability, debugging accuracy, and rubric compliance. This remote U.S. contractor role pays up to $65 per hour for about 20 hours weekly.
AI trainingAutomationBashCli toolsCode reviewDebugging
Review AI-generated Android code, architectures, and technical explanations using Kotlin and Java. Earn up to $35 to $110 per hour with a 20+ hour weekly commitment in eligible countries.
Build and evaluate machine learning models with Python, MongoDB, and common ML libraries in a remote, part-time contractor role paying $80 to $140 per hour. Apply through OpenTrain, then complete the hiring site application.
Remote Backend C#/.NET Developer contract work pays $60 to $110 per hour. Build backend services, REST APIs, and MySQL systems while supporting reliable software for AI-related projects.
Design computer science problems and evaluate AI-generated solutions using Python, structured scoring, and clear technical reasoning. This global contract role pays $15 to $40 per hour for up to 20 hours weekly during active project phases.
Create and verify realistic, computationally intensive data science problems using Python, SQL, statistics, machine learning, and GenAI. This global contract offers flexible project work for experienced data science specialists.
Create and verify computational machine learning and STEM problems using Python, statistics, SQL, and modern AI tools. This global, project-based contract pays $15 to $40 per hour for about 10 to 20 hours weekly during active phases.
Build and review advanced automation workflows, JavaScript logic, and AI-generated solutions for APIs, webhooks, and business processes. Earn $15 to $45 per hour on a flexible, worldwide contract.
Build and review API integrations that help train and evaluate AI systems. Work part time from anywhere on REST APIs, webhooks, data mapping, and error handling.
Build, test, and improve Zapier and Make.com workflows used to train and evaluate AI systems. This part-time contractor role pays $15 to $45 per hour and is open worldwide.
Create research-level computational chemistry problems, verified solutions, and Python-based validation workflows. This part-time contractor role pays $15 to $60 per hour based on task complexity and expertise.
Create and verify original electrical engineering problems using Python, with work spanning system design, optimization, control, and power systems. This worldwide contract role pays $15 to $50 per hour and takes fewer than 20 hours per week.
