Freelance Software Developer (Ruby) - Quality Assurance (AI Trainer) [Remote]
$50 per hourMindrift
- Remote job
This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates.
At Mindrift , innovation meets opportunity. We believe in using the power of collective intelligence to ethically shape the future of AI.
What we do
The Mindrift platform connects specialists with AI projects from major tech innovators. Our mission is to unlock the potential of Generative AI by tapping into real-world expertise from across the globe.
About the Role
GenAI models are improving very quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills. If you join the platform as an AI Tutor in Coding, you’ll have the opportunity to collaborate on these projects.
Although every project is unique, you might typically:
- Code generation and code review
- Prompt evaluation and complex data annotation
- Training and evaluation of large language models
- Benchmarking and agent-based code execution in sandboxed environments
- Working across multiple programming languages (Python, JavaScript/TypeScript, Rust, SQL, etc.)
- Adapting guidelines for new domains and use cases
- Collaborating with project leads, solution engineers, and supply managers on complex or experimental projects
How to get started
Simply apply to this post, qualify, and get the chance to contribute to projects aligned with your skills, on your own schedule. From creating training prompts to refining model responses, you’ll help shape the future of AI while ensuring technology benefits everyone.
- You have a Bachelor's in Software Development, Computer Science, or other related fields.
- You have at least 3 years of professional experience with Ruby, hands-on experience with Ruby testing frameworks (RSpec, Minitest, Capybara) and automation tools
- Experience using, integrating, or tutoring others with AI/ML or LLM-powered testing/coding solutions in Ruby projects.
- Code review experience is a must.
- Hackathon or competitive coding experience is a plus.
- Your level of English is advanced (C1) or above .
- You are ready to learn new methods, able to switch between tasks and topics quickly and sometimes work with challenging, complex guidelines.
- Our freelance role is fully remote so, you just need a laptop, internet connection, time available and enthusiasm to take on a challenge.
Why this freelance opportunity might be a great fit for you?
- Get paid for your expertise, with rates that can go up to $50/hour depending on your skills, experience, and project needs.
- Take part in a part-time, remote, freelance project that fits around your primary professional or academic commitments.
- Work on advanced AI projects and gain valuable experience that enhances your portfolio.
- Influence how future AI models understand and communicate in your field of expertise.
$50 per hour
...ethically shape the future of AI. What we do The Mindrift... ...Bachelor's or Master’s degree in Software Development, Computer Science,... ...professional experience with Ruby. Code review experience... ...complex guidelines. Our freelance role is fully remote so, you...FreelanceRubyRemote jobFull timePart time$55 per hour
A leading AI consulting firm is seeking a Freelance AI Trainer with expertise in Civil Engineering and Python to develop and evaluate AI models. This remote position offers flexibility, allowing candidates to design rigorous engineering problems and validate AI outputs...FreelanceRemote work$55 per hour
...Freelance AI Trainer - Civil Engineering & Python 3 days ago Be among the first 25 applicants This opportunity is only for candidates currently... ...judgment and analytical rigor , not drafting or software development. What You’ll Do Design technically rigorous...FreelancePart timeRemote workFlexible hours$60 per hour
...DataAnnotation team and contribute to developing cutting‑edge AI systems, while enjoying the... ...Android development. Write clear, high‑quality code snippets and detailed explanations... ...progress). Previous experience as a Software Developer, Coder, Software Engineer,...FreelanceHourly payFull timeRemote workFlexible hours- ...Troy, MI WEB DEVELOPER TALENT NETWORK We do not have an active opening... ...with future full‑time or freelance opportunities at Inbound 281.... ...timeframe Researching different software programs, maintaining... ...side frameworks such as python, ruby, PHP, Java, ASP, ASP.NET Experience...FreelanceRubyFull time
$23 per hour
A leading AI project company is seeking an annotator for a remote, freelance role focused on helping train and improve artificial intelligence. Candidates must be proficient in Portuguese and advanced in English. Responsibilities include reviewing and labeling data for...FreelancePart timeRemote workFlexible hours$23 per hour
...Toloka, we connect smart, curious people from around the world with freelance online tasks that train and improve artificial intelligence.... ...Do The Toloka Annotators connects individuals with Generative AI projects from leading tech innovators. Our mission is to unlock...FreelancePart timeRemote work$73 per hour
...intelligence to ethically shape the future of AI. What We Do The Mindrift platform... ...first real task with guidance from our quality team. From creating training prompts to... ...needs Take part in a part‑time, remote, freelance project that fits around your primary...FreelancePermanent employmentPart timeRemote workFlexible hours$55 per hour
...power of collective intelligence to ethically shape the future of AI. The Mindrift platform connects specialists with AI projects... ...and sometimes work with challenging, complex guidelines. Our freelance role is fully remote so, you just need a laptop, internet connection...FreelancePart timeRemote work$60 per hour
Please submit your CV in English and indicate your level of English proficiency. Mindrift connects specialists with project-based AI opportunities for leading tech companies, focused on testing, evaluating, and improving AI systems. Participation is project-based, not...FreelancePermanent employmentTemporary workPart time10 hours per week$32 per hour
...scraping workflows within our hybrid AI + human system. In this role,... ..., domain expertise, and quality control to deliver accurate and... .... About the Role This is a freelance role for a Tendem project. As... ...web scraping, automation, or software development (required). Bachelor...FreelanceHourly payPart timeRemote work$68.3k - $192.9k
...for a customer‑centric senior software engineer who embraces lean and... ...and often. What you'll do... Develop iOS app software from conception... ...Write and contribute to high‑quality documentation for software engineers... ...Architecture library (TCA). Ruby knowledge for scripting. Tuist...RubyWork experience placementLocal areaImmediate startFlexible hours$80 per hour
...domain experts with cutting‑edge AI projects from innovative tech... ...for a new project focused on developing Model Context Protocol (MCP)... ...with consistent high‑quality submissions may receive an invitation... ...part in a flexible, remote, freelance project that fits around your...FreelanceRemote workFlexible hours$20 per hour
...DataAnnotation is committed to creating quality AI. Join our team to help train AI chatbots while... ...analytical, detail-oriented small business owners, freelancers, and independent contractors to teach AI chatbots. You will develop complex prompts to test AI models, write...FreelanceHourly payFull timeContract workPart timeFor contractorsSelf employmentRemote work$20 per hour
A leading AI development company is seeking analytical and detail-oriented freelancers to teach AI chatbots. The role allows for remote work with a flexible schedule and... ...managing communications. Pay starts at $20 per hour, with a bonus for high-quality work. #J-18808-LjbffrFreelanceHourly payRemote workFlexible hours$20 per hour
A leading AI training company is seeking remote contractors to assist in... ...responsibilities will include developing conversations, writing high-quality answers, and evaluating AI performance... ...for self-employed individuals or freelancers. #J-18808-Ljbffr DataAnnotationFreelanceRemote jobHourly payFor contractorsSelf employmentFlexible hours$50.5k - $112.5k
...Summary The Opportunity As an AI Engineer, you will be at the forefront... ...will apply data, algorithms, and software engineering to build and deploy... ...contributing to projects while developing your skills and knowledge to deliver quality work. You will engage with...Full timeWork experience placementH1bLocal area$94.2k
Company : enGen Job Description : JOB SUMMARY This job secures AI/ML, Generative AI, and agentic systems across the enterprise by designing, testing, and operating controls that protect these systems at scale in a regulated healthcare environment. They combine hands...Full timeFor contractorsWork at officeLocal areaRemote work$84.74k - $118.86k
...and customers to identify project needs, develop tailored equipment and system solutions,... ...and practices to deliver high-quality, accurate work products. Interpret and... ...and pricing programs, specialty vendor software, and Excel-based reporting tools to create...Hourly payFull timeContract workWork at officeLocal areaWork from homeNight shiftWeekend work- ...Responsibilities Design, develop, test, and deploy full stack web applications Build backend services using Java, Spring Boot, and REST APIs Work with databases to design schemas and optimize queries Collaborate with product, QA, and DevOps teams in Agile environment Participate...Full timeFlexible hours
- ...TypeScript/JavaScript, Python, Ruby, Java, Go ~CI/CD automation... ...SCA, Secrets Scanning, etc.) ~AI security controls and LLM risk... ...specific remediation guidance to developers What you bring to the role... ...-qualifying options ~High-quality health benefits ~Retirement...RubyRemote workWorldwideFlexible hours
- ...Quality Assurance Analyst Performs moderately to complex test data conditioning... ...verifies the resolution of software specifications defects and... ...project stake holders and developers from inception to... ...JavaScript and other languages like Ruby as required to support the automation...RubyRemote workRelocation
$127.4k - $236.6k
Lead Software Engineer, AI Are you passionate about building AI-driven software that transforms how... ...gateways, APIs, and user interfaces—developing intelligent systems that power the next... ...for the AI model lifecycle. Ensure quality, security, and operational excellence...Full timeWork at officeLocal areaFlexible hours2 days per week3 days per week- ...Design and development of embedded software for HVAC control modules. Duties include developing requirements, new software... ...processes for improved software quality. Engineer will work with a global... ...of these programming languages: Ruby, C, Python, Java Basic...RubyWork experience placementWork at office
- ...expertise to make driving safer, easier and better for our customers. The Advance Driver Assistance Technology (ADAS) team develops state-of-the-art software and algorithms to deliver best-in-class features like adaptive cruise control, automatic emergency braking, blind...Full time
$80 per hour
...and communication. This role offers up to $80/hour and provides the flexibility to work on a remote basis, ideal for those balancing other commitments. You will work closely with QA and infrastructure teams to enhance tool quality and effectiveness. #J-18808-Ljbffr...Remote work$40 per hour
A leading AI development company is seeking experienced quantitative professionals to evaluate AI-generated analyses and contribute to advancing AI systems. This fully remote position allows you to choose your projects and schedule, starting at $40+ per hour. Candidates...Hourly payRemote work$55 per hour
A technology-driven company is seeking an Evaluation Scenario Writer - QA to validate and improve evaluation scenarios for AI projects. This flexible, part-time role requires a strong QA background, logical evaluation skills, and familiarity with test automation. Ideal...FreelancePart timeRemote workFlexible hours$111.9k - $190.2k
...About the Role We are seeking an AI Engineer to serve as a... ...set a high bar for engineering quality Establish scalable patterns... ...architectural decisions Mentor and develop engineers, providing regular... ...building production software systems At least 2 years working...Minimum wageWork experience placementWorldwideFlexible hours$131k - $170k
...Description Senior AI Engineer Location : Hybrid, United States Employment... ...the entire lifecycle of AI and software subsystems-from defining requirements and... ...and guide other engineers, ensuring high-quality deliverables and promoting a culture of excellence...Full timeTemporary workWork experience placementWork at officeRemote work
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Freelance Software Developer (Ruby) - Quality Assurance (AI Trainer) [Remote]. Be the first to apply!
- software engineer travel Michigan
- senior robotics software engineer Michigan
- entry level software engineer remote Michigan
- cybersecurity software engineer Michigan
- federal - software developer Michigan
- freelance software developer Michigan
- software engineer Michigan
- software engineer healthcare Michigan
- startup software engineer Michigan
- part time software developer Michigan


