Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Freelance Software Developer (Ruby) / Quality Assurance (AI Trainer)

$80 per hour

Mind Rift

Freelance Software Developer (Ruby) / Quality Assurance (AI Trainer) 4 days ago Be among the first 25 applicants This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please provide your resume in English and specify your proficiency level. 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 Following project-specific rubrics and requirements Collaborating with project leads, solution engineers, and supply managers on complex or experimental projects Note: Flexibility and quick adaptation to new requirements are essential. 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. Requirements You hold a Bachelor's or Master's Degree in Software Development, Computer Science, or other related fields. You have at least 3 years of professional experience, including hands‑on experience with Ruby testing frameworks (RSpec, Minitest, Capybara) and automation tools Your level of English is advanced (C1) or above Proficient with code review, quality analysis, and identifying/fixing code smells, anti‑patterns, and test gaps in Ruby codebases Experience with test integration in CI/CD environments (GitHub Actions, GitLab CI, Jenkins, or CircleCI) Experience using, integrating, or tutoring others with AI/ML or LLM‑powered testing/coding solutions in Ruby projects Familiarity with containerization technologies (Docker), automated deployment, and scripting within Ruby environments Strong skills in defect documentation, profiling, and debugging Ruby applications Experience generating and maintaining high‑quality documentation for tests, bugs, and technical debt Hackathon or competitive coding experience is a plus 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 Benefits Why this freelance opportunity might be a great fit for you? Get paid for your expertise, with rates that can go up to $80/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 Seniority level Mid‑Senior level Employment type Part‑time Job function Other Industries IT Services and IT Consulting Referrals increase your chances of interviewing at Mindrift by 2x #J-18808-Ljbffr

Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the Freelance Software Developer (Ruby) / Quality Assurance (AI Trainer) in Wausau, WI vacancy
  • $80 per hour

     ...Freelance Software Developer (Ruby) / Quality Assurance (AI Trainer) 4 days ago Be among the first 25 applicants This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please provide your resume... 
    Freelance
    Ruby
    Part time
    Remote work

    Mind Rift

    Wausau, WI
    1 day ago
  • $50 - $100 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,... 
    Freelance
    Hourly pay
    Full time
    Remote work
    Flexible hours

    DataAnnotation

    Wausau, WI
    2 days ago
  • $23 per hour

    A technology-driven annotation company is seeking freelance annotators to work on AI training projects from anywhere in the United States. The role involves reviewing and classifying content, requiring a Bachelor’s degree and advanced English skills. This part-time, remote... 
    Freelance
    Hourly pay
    Part time
    Remote work

    Toloka Annotators

    Wausau, WI
    3 days ago
  • $23 per hour

     ...curious people from around the world with freelance online tasks that train and improve...  ...Annotators connects individuals with Generative AI projects from leading tech innovators....  ...expertise required. On this project, AI trainers earn up to $23 per hour equivalent. Qualifications... 
    Freelance
    Hourly pay
    Part time
    Remote work

    Toloka Annotators

    Wausau, WI
    3 days ago
  •  ...Python Data Scraping Engineer for a part-time freelance role on the Tendem project. You will...  ...complex websites, ensuring accuracy and quality. The role requires at least 3 years of relevant...  ...bonuses, and the opportunity to work in a hybrid AI environment. #J-18808-Ljbffr
    Freelance
    Part time
    Remote work

    Mind Rift

    Wausau, WI
    3 days ago
  • $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,... 
    Hourly pay
    Full time
    Remote work
    Flexible hours

    DataAnnotation

    Wausau, WI
    1 day ago
  • $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... 
    Freelance
    Hourly pay
    Full time
    Contract work
    Part time
    For contractors
    Self employment
    Remote work

    DataAnnotation

    Wausau, WI
    3 days ago
  •  ...repairs problems quickly, ensures contractor quality, and meets internal customer demands....  ...excellence. Key Responsibilities Develops creative approaches to keeping operational...  ...contractors and consultants to review quality assurance for all system expansions, corrections,... 
    For contractors

    NTT

    Wausau, WI
    3 days ago
  • $40 per hour

     ...DataAnnotation is seeking a Mathematics Content Developer to help train AI models from the comfort of your home. You will evaluate the logic and performance of AI chatbots while ensuring the quality of outputs across various mathematical topics. Competitive hourly pay... 
    Hourly pay
    Remote work
    Flexible hours

    DataAnnotation

    Wausau, WI
    3 days ago
  • $165k - $180k

     ...Next! Summary We are seeking a highly skilled and motivated Sr. AI Data Engineer with a proven track record in building scalable data...  ...integrating a variety of open-source tools to enhance data quality, workflow automation, and metadata generation. What You'll Be Doing... 
    Work experience placement
    H1b
    Work at office
    Local area

    Karsun Solutions

    Wausau, WI
    3 days ago
  • $123.84k - $234.77k

     ...technology implementations? If so, consider joining Baker Tilly as an AI Solutions Engineer, where you’ll build intelligent, autonomous...  ...‑related components for our application hosting solutions. Develop utilities, tools, data fixes, and Sage Intacct page‑level customizations... 
    Local area

    Baker Tilly US

    Wausau, WI
    17 hours ago
  • $20 per hour

    A leading AI training company is seeking analytical professionals to help train AI chatbots...  ...you to manage your own schedule while developing prompts and evaluating AI responses....  ...starts at $20+ per hour with potential bonuses for high-quality contributions. #J-18808-Ljbffr
    Hourly pay
    Remote work
    Flexible hours

    DataAnnotation

    Wausau, WI
    17 hours ago
  • $25 per hour

    An AI training company is seeking a Korean-English Language Instructor to train AI chatbots and evaluate their progress. The role is fully remote and allows for flexible working hours. Candidates should be fluent in both Korean and English with strong attention to detail... 
    Hourly pay
    Contract work
    Remote work
    Flexible hours

    DataAnnotation

    Wausau, WI
    3 days ago
  •  ...Supports AI/ML-enabled analytics, predictive maintenance analysis, anomaly detection, operational trend analysis, and data-driven...  ...modernization initiatives across the BMx FoS. This role evaluates and develops AI/ML use cases aligned to Government priorities while ensuring... 
    Temporary work

    American Ops

    Wausau, WI
    12 days ago
  •  ...Overview Secure Every Identity, from AI to Human. Identity is the key to unlocking the...  ...Responsibilities Collaborate with account executives to develop and execute territory and account...  ...backend (Java, C#, Node.js, Python, PHP, Ruby) development, IP-based real-time... 
    Ruby
    Local area
    Worldwide

    Okta, Inc.

    Wausau, WI
    1 day ago
  • $40 per hour

     ...Join the DataAnnotation team and contribute to developing cutting-edge AI systems, while enjoying the flexibility of remote work and setting your own schedule. We are looking for experienced quantitative professionals to help advance AI development. AI models are increasingly... 
    Hourly pay
    Full time
    Remote work
    Flexible hours

    DataAnnotation

    Wausau, WI
    3 days ago
  • $40 per hour

     ...We are looking for experienced cybersecurity professionals to join our team to help train AI models. In this role, you will evaluate AI-generated security content, solve technical cybersecurity problems, and provide feedback to improve how AI systems reason about real... 
    Hourly pay
    Full time
    Part time
    Remote work

    DataAnnotation

    Wausau, WI
    3 days ago
  • $25 per hour

     ...looking for a Korean-English Language Instructor to join our team to train AI models. You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of each model. In this role you will need to hold an expert level of... 
    Hourly pay
    Full time
    Contract work
    Part time
    Remote work

    DataAnnotation

    Wausau, WI
    2 days ago
  • $50 - $60 per hour

     ...DataAnnotation is seeking a Clinical Specialist to train AI models by providing complex healthcare-related problems. This independent...  ...evaluating AI outputs for medical accuracy and performance quality. Only candidates located in the United States will be considered... 
    Hourly pay
    For contractors
    Remote work
    Work from home

    DataAnnotation

    Wausau, WI
    4 days ago
  • $40 per hour

    A leading AI development company is seeking experienced quantitative professionals to evaluate AI-generated work, ensuring accuracy and validity. The role offers fully remote work, allowing flexibility in project selection and work hours. Ideal candidates should have at... 
    Hourly pay
    Remote work

    DataAnnotation

    Wausau, WI
    3 days ago
  • $77.24k - $130.49k

     ...Engineer, you will provide advanced technical application support, quotes special product designs, provide input on product roadmap and develop application training programs for internal and external customers in our industry. This position will be expected to build rapport... 
    Work at office
    Worldwide

    Greenheck

    Schofield, WI
    3 days ago
  •  ...sales teams with their knowledge of our engineered products throughout the design, pre-sale and post-sale phases of a project. This developing position has also taken steps into tackling new challenges such as conducting technical energy analysis, post-sale... 
    For contractors
    Work at office

    Vyron Corporation

    Wausau, WI
    4 days ago
  • $60 per hour

     ...A leading AI development company is seeking quantitative professionals to evaluate AI-generated work and provide feedback on data analysis and modeling. The position is fully remote, allowing you to work from anywhere in specified countries, with a flexible schedule.... 
    Hourly pay
    Remote work
    Flexible hours

    DataAnnotation

    Wausau, WI
    2 days ago
  •  ...Overview DataAnnotation is committed to creating high-quality AI. We are looking for a Fund Analyst to join our team to help train the next generation of AI while enjoying the flexibility of remote work and the freedom to set your own schedule. This role is designed to... 
    Full time
    Contract work
    Part time
    Work experience placement
    Remote work
    Flexible hours

    DataAnnotation

    Wausau, WI
    2 days ago
  •  ...JOB DESCRIPTION As a Java Full Stack Developer, you will be responsible for designing, developing, and maintaining web applications...  ...requirements, develop solutions, and deliver high-quality software. Key Responsibilities: Design and develop web applications using... 

    Vibhutechinc

    Wausau, WI
    3 days ago
  •  ...the Concept of Operations. Supports the business development process by supporting the solutions team’s response to RFPs including developing materials and presenting to potential clients Evaluate and compare manual and automated warehouse solutions, develop detailed ROI... 
    Work at office
    Remote work

    GXO Logistics, Inc

    Wausau, WI
    2 days ago
  • $32 per hour

     ...scraping workflows within our hybrid AI + human system. In this...  ..., domain expertise, and quality control to deliver accurate and...  ...About The Role This is a freelance role for a Tendem project. As...  ...automation, data engineering, or software development is desirable. Bachelor... 
    Freelance
    Part time
    Remote work

    Mind Rift

    Wausau, WI
    3 days ago
  • $50 - $75 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,... 
    Hourly pay
    Full time
    Remote work
    Flexible hours

    DataAnnotation

    Wausau, WI
    17 hours ago
  • $1,000 - $3,000 per month

     ...generate additional deals alongside their existing work. Who This Is For Agency recruiters who want additional placements Freelance recruiters building their own business Recruiters between roles who still want to bill Recruiters with strong candidate... 
    Freelance
    Part time
    Work at office
    Immediate start
    Remote work

    RecXchange

    Wausau, WI
    2 days ago
  •  ...TechFlow, Inc. seeks an experienced DevSecOps Engineer / Cloud Administrator (AWS) to support a DoD software modernization program in Montgomery, AL. You will lead CI/CD pipelines, IaC (Ansible), and security automation across AWS Cloud One environments, ensuring secure... 

    TechFlow

    Wausau, WI
    1 day ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Freelance Software Developer (Ruby) / Quality Assurance (AI Trainer). Be the first to apply!