Scala AI Training Engineer
Use your Scala, JVM, concurrency, and distributed systems expertise to evaluate and improve AI-generated technical content. This remote contractor role pays $70 per hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Looking for Coding & Software work? Programming-focused AI training can involve writing or reviewing code, creating coding datasets, debugging, and evaluating software-engineering outputs. OpenTrain is the hiring organization for roles on OpenTrain. Candidates apply through OpenTrain, and OpenTrain may place or refer successful candidates to the client whose project they support.
Use your Scala, JVM, concurrency, and distributed systems expertise to evaluate and improve AI-generated technical content. This remote contractor role pays $70 per hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Review and improve AI-generated Rust code, explanations, and reasoning as a technical expert. This remote contract role pays $60 per hour and requires at least 20 hours per week.
Posted Jul 9, 2026
Review AI-generated Ruby and Rails code, assess reasoning and code quality, and write expert feedback that improves coding models. This remote contract pays $55 per hour for 20+ hours weekly.
Posted Jul 9, 2026
Review and improve AI-generated React Native code, architectures, and technical explanations for mobile engineering tasks. Earn $60-$100 per hour on a flexible, part-time contract through OpenTrain.
Posted Jul 9, 2026
Review and improve AI-generated React and Next.js code, explanations, and architectures for $90 per hour. Work remotely in English for 20+ hours weekly and help shape better AI engineering systems.
Posted Jul 9, 2026
Review AI-generated R code, statistical explanations, visualizations, and modeling workflows for accuracy and reproducibility. This remote US contract offers up to $65/hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Review AI-generated R analyses, spot statistical and coding errors, and write expert solutions that improve model quality. This remote contract offers $55 per hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Lead quality reviews for AI-generated Python code and trainer work in a remote US contractor role paying up to $70/hour. Apply your Python expertise to improve cutting-edge AI training projects.
Posted Jul 9, 2026
Lead quality reviews for AI-generated Python code, machine learning workflows, and trainer work. This remote US contractor role offers $120 per hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Lead quality reviews for AI-generated PHP code and trainer QA work at $70/hour. Provide technical feedback, improve documentation, and support PHP-focused AI training projects remotely from the US.
Posted Jul 9, 2026
Evaluate AI-generated PHP code, backend architecture, and technical explanations while writing reference implementations and detailed feedback. This part-time contract pays $60 per hour for 20+ hours weekly.
Posted Jul 9, 2026
Review Kotlin code and trainer submissions that shape AI systems, with a focus on Android, JVM, coroutines, security, and rubric quality. This part-time contractor role pays $65 per hour for 20+ hours weekly.
Posted Jul 9, 2026
Lead quality review for AI-generated JavaScript code, trainer work, and technical evaluations at $70 per hour. This remote US contractor role offers 20+ hours per week for experienced JavaScript professionals.
Posted Jul 9, 2026
Help improve AI coding systems by reviewing JavaScript outputs, diagnosing edge cases, and writing clear technical explanations. This remote contract offers flexible part-time work of about 20 hours weekly.
Posted Jul 9, 2026
Review AI-generated Java code and contributor QA work for correctness, security, maintainability, and test quality. This remote, part-time contractor role pays $70 per hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Use senior Java backend expertise to evaluate AI-generated code, architecture, and technical explanations. This remote contractor role pays $55 per hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Lead quality review for AI-generated HTML/CSS training data, evaluating accessibility, semantics, responsiveness, browser compatibility, and rubric adherence. This remote US contractor role offers $80/hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Evaluate AI-generated Angular code, architectures, and technical explanations for correctness, security, accessibility, and performance. This remote expert contractor role pays $90 per hour and requires 20+ hours weekly.
Posted Jul 9, 2026
Lead quality reviews for AI-generated C# and .NET code, trainer QA work, and rubric-based evaluations at $75/hour. Apply through OpenTrain for a flexible, remote contract requiring 20+ hours weekly.
Posted Jul 8, 2026
Review AI-generated Go code and trainer QA work for correctness, concurrency safety, security, and maintainability. This remote US contractor role offers up to $70 per hour and requires 20+ hours weekly.
Posted Jul 8, 2026
Use your Go backend expertise to review AI-generated code, write model solutions, and evaluate technical explanations. This flexible remote contract offers 20+ hours per week and rates up to $60 per hour.
Posted Jul 8, 2026
Review and improve AI-generated full-stack code, technical explanations, and reference solutions using Node.js, React, and TypeScript. Work remotely for 20+ hours weekly at country-dependent rates of up to $100 per hour.
Posted Jul 8, 2026
Lead quality review for AI-generated Dart and Flutter code, trainer QA work, and technical feedback. This remote US contractor role offers up to $65 per hour and requires 20+ hours weekly.
Posted Jul 8, 2026
Lead quality reviews for AI-generated C++ code, debugging responses, algorithms, and technical QA work at $75/hour. This remote, part-time contract offers around 20 hours weekly for 1 to 3 months.
Posted Jul 8, 2026
Use expert C++ systems knowledge to review AI-generated code, compare model responses, and write clear technical solutions. This remote contractor role pays $40-$65/hour and requires 20+ hours weekly.
Posted Jul 8, 2026
Use your C# and .NET expertise to evaluate AI-generated code, improve technical responses, and provide precise feedback. This remote contractor role offers 20+ hours per week and pays up to $65/hour.
Posted Jul 8, 2026
Lead quality assurance for AI-generated C code and trainer reviews in a remote contractor role paying up to $75/hour. Apply your systems programming expertise across code correctness, memory safety, portability, and contributor feedback.
Posted Jul 8, 2026
Review AI-generated C code, systems designs, and technical explanations while evaluating memory safety, concurrency, performance, and correctness. This remote contractor role pays $65/hour and requires 20+ hours weekly.
Posted Jul 8, 2026
Lead quality reviews for AI-generated Bash scripts, shell workflows, and trainer QA work. This remote US contract pays up to $65/hour for about 20 hours weekly.
Posted Jul 8, 2026
Use deep Android expertise to review AI-generated code, create reference implementations, and evaluate technical explanations across Compose, Kotlin, architecture, performance, and security. Remote contractor work offers 20+ hours weekly at $35 to $110 per hour.
Posted Jul 8, 2026
This work supports the preparation and review of examples used by artificial-intelligence systems. Depending on the individual role, you may write or assess code, help build datasets for coding tasks, debug software, or evaluate how well a system handles software-engineering problems. The exact responsibilities and required qualifications vary, so read each live posting carefully before deciding whether to apply.
OpenTrain is the hiring organization for these public roles, and candidates apply through OpenTrain. A successful candidate may be placed with or referred to the client whose project they will support. The individual live posting is the source of truth for the role’s eligibility, responsibilities, qualifications, experience, pay, hours, schedule, location rules, and client-specific requirements.