Freelance Software Developer (Kotlin) - AI Trainer

Mindrift
New York, NY

This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency.

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:

  • Generate prompts that challenge AI.
  • Define comprehensive scoring criteria to evaluate the accuracy of the AI’s answers.
  • Correct the model’s responses based on your domain-specific knowledge.

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 hold a Bachelor's or Master’s Degree in Computer Science, Software Engineering, Software Development, Computer Engineering, Information Technology or other related fields
  • You have at least 3 years of Kotlin development experience (Android or server-side)
  • Your level of English is advanced (C1) or above
  • Strong knowledge of JVM ecosystem and Java interoperability
  • Experience with Android SDK, Jetpack Compose, modern architecture (MVVM, Clean Architecture)
  • Proficiency with coroutines, flows, async programming
  • Familiarity with DI frameworks (Dagger/Hilt/Koin)
  • Git workflows, code reviews, Agile/Scrum
  • CI/CD pipelines, Docker, cloud platforms (AWS/Azure/GCP)
  • Secure coding practices (OWASP)
  • Debugging and optimization skills
  • Ability to leverage AI-assisted development tools
  • 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 $55/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 2025-11-10

Recommended Jobs

Sr. Associate, Credit Risk, Liberty Street, New York, NY

Santander Bank N.A.
New York, NY

Sr. Associate, Credit Risk, Liberty Street, New York, NY Country: United States of America Your Journey Starts Here: Santander is a global leader and innovator in the financial services ind…

View Details
Posted 2025-11-07

Child Care Director

Learning Care Group
Latham, NY

Child Time hiring a Director to support the Clifton Park and Albany, NY area. In a Center Director, we look for committed individuals who want to have a positive impact in the lives of children and t…

View Details
Posted 2025-10-31

Practice

Roswell Park Comprehensive Cancer Center
Buffalo, NY

Title: Gastroenterology Advanced Practice Provider Job Type: Regular Company: Roswell Park Comprehensive Cancer Center Department: Department of Internal Medicine - Gastroentero…

View Details
Posted 2025-11-08

Backend Engineer

Match Group
New York, NY

Hinge is the dating app designed to be deleted In today's digital world, finding genuine relationships is tougher than ever. At Hinge, we’re on a mission to inspire intimate connection to create a l…

View Details
Posted 2025-09-14

Customer Success Manager

Narmi
New York, NY

About Narmi: Narmi is how community financial institutions unlock the very latest capabilities in digital banking and account opening – so they can move faster, tap new growth opportunities, and be …

View Details
Posted 2025-09-22

Software Engineer (Rust)

Alchemy
New York, NY

Our mission is to bring web3 to a billion people, by providing builders with the tools they need to build exceptional onchain products. Alchemy is the only complete developer platform that offers the…

View Details
Posted 2025-09-15

Physician Assistant

Allied Physicians Group
Valley Stream, NY

Island Pediatrics, Valley Stream Pediatrics Located in: Valley Stream, New York 11580 Physician Assistant or Nurse Practitioner – Valley Stream & Rockaway, NY | Pediatrics + $7.5K Bonus Enjoy aut…

View Details
Posted 2025-11-08

Cash management specialist - entry

Aston Carter
New York, NY

ENTRY LEVEL ROLE: Cash Management Specialist Job Description The Cash Management Specialist I plays a crucial role in supporting daily treasury operations, assisting with bank reconciliati…

View Details
Posted 2025-11-09

Compliance Associate & Associate Corporate Secretary

Actus consulting
New York, NY

Associate, Compliance Associate & Associate Corporate Secretary Corporate Operations - Manhattan, New York (Hybrid)   Functional Title: Compliance Associate & Associate Corporate Secretary …

View Details
Posted 2025-11-09

Assistant Project Manager/Estimator

WCA Roofing & Sheet Metal Co., Inc.
East Syracuse, NY

Responsibilities: - Preparing estimates, submittals, change orders, and RFI's, to streamline ongoing projects. - Assist in managing current workload and maintaining construction schedules. - Assemble,…

View Details
Posted 2025-10-27