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

Mindrift
Arizona

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.
Posted 2025-11-25

Recommended Jobs

Hybrid GP + Urgent Care Veterinarian

CityVet
Chandler, AZ

Part-time Hybrid GP + Urgent Care Veterinarian – CityVet Chandler Because their lives deserve our best! CityVet Chandler is rocking and rolling! Dr. Fletcher and the team are ready to welcome an …

View Details
Posted 2025-11-21

Sales Consultant (Luxury Lease-Up) - Aspendale Scottsdale

Greystar
Scottsdale, AZ

ABOUT GREYSTAR Greystar is a leading, fully integrated global real estate platform offering expertise in property management, investment management, development, and construction services in ins…

View Details
Posted 2025-10-24

Software Developer 3

Oracle
Phoenix, AZ

**Job Description** Are you interested in working on the Storage Infrastructure team that operates with Exabytes of data in 60+ regions? Oracle Cloud Infrastructure (OCI) customers run their businesse…

View Details
Posted 2025-11-22

Licensed Insurance Manager

Sands Chevrolet Surprise
Surprise, AZ

Our Mission: At Sands Insurance, our mission is to transform how customers purchase insurance by combining educated expertise and efficient service to provide a seamless and empowering experience f…

View Details
Posted 2025-10-21

Temporary: Community Engagement Specialist

The Young Center for Immigrant Children's Rights
Phoenix, AZ

The Young Center for Immigrant Children’s Rights invites applications for the temporary part-time position of Community Engagement Specialist for 3-months with the possibility of extension (15–20 hou…

View Details
Posted 2025-11-11

CLASS-A Regional CDL DRIVER

Accent It
Phoenix, AZ

REGIONAL CDL-A TRUCK DRIVER WANTED! 6 Months Minimum Experience Required Your Schedule: Home Every 5–7 Days – Enjoy 34–48 Hours of Quality Home Time 100% No-Touch Freight – Hassle-Free H…

View Details
Posted 2025-11-01

Staff Accountant - Accounts Receivable

Edupoint Educational Systems Llc
Mesa, AZ

Description JOB PURPOSE:  Manage the accounts receivable process from new client set-up through payment application. JOB SUMMARY:  This position manages Edupoint’s accounts receivable proce…

View Details
Posted 2025-11-25

Special Education Teacher

Queen Creek, AZ

Summary ...Summary ...Summary Modality: Special Education Teacher Position: Temporary Virtual SPED Teacher Location...  ....../week, Monday-Friday Grade Levels: K-8 Resource (specific grades …

View Details
Posted 2025-11-15

Front Office Assistant - Multiple Locations (Phoenix-Goodyear-Peoria-Surprise-Mesa)

Adelante Healthcare
Phoenix, AZ

POSITION SUMMARY    LOCATIONS INCLUDE GOODYEAR, MESA AND SURPRISE The Front Office Assistant position provides direct customer service to patients. Duties include but are not limited to check-In a…

View Details
Posted 2025-11-05