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OpenTrain

AI/ML Model Evaluator, Coding Solutions

You will review three AI coding agents that handled the same software engineering request. You will inspect each agent’s commands, changed files, validation checks, and final message, then judge how well the solution works.

Field
Machine learning
Where
Bangladesh, Egypt, Ghana, India, Kenya, Laos +4 more
Commitment
part time
Hours
up to 20/week
Posted
5 days ago

Pay data for your profession: Data scientist AI trainer jobs

How this pay compares

The title points to rating and reviewing ai output: judging a model's answers or code against guidelines, such as which of two is better or whether one is correct and safe. What each kind of AI training work pays

At $25/hr, this role pays more than 3% of the 72 open machine learning roles with a listed pay range, below the median of $90.

Among platforms with 10 or more priced machine learning roles, Mercor has the highest median ($108/hr across 10 roles) and Alignerr the lowest ($63/hr across 13).

OpenTrain AI roles that closed since late October stayed listed a median of 31 days (122 roles). OpenTrain AI posted this one 5 days ago.

Computed from 2,746 open roles we track across Mercor, micro1, Handshake AI, Alignerr, Appen and OpenTrain AI, refreshed daily. Midpoints of listed ranges; “up to” ceilings are left out of medians.

What you would earn at this rate

Rate

$25/hr

Per week, before tax

$500

Per month, if the work is steady

$2,167

Tax
Contract pay arrives with no tax withheld. A US contractor at this rate and these hours would set aside about $548 a month for self-employment tax plus federal income tax at the 12% bracket (25%, before state tax). Outside the US, your own country's rules apply.

Assumes paid hours only; unpaid assessments, onboarding and gaps between projects lower the real figure. Full take-home calculator · Track what you actually earn

Open machine learning roles on each platform

The same kind of work, priced on every platform we track, with the best-paid open role on each.

PlatformOpenMedianBest-paid open role
Mercor10$108/hrMachine Learning Engineer Talent Network$70-250/hr
micro112$90/hrApplied Scientist$245-280/hr
OpenTrain AIthis role41$90/hrBioinformatics Machine Learning Expert$175/hr
Alignerr13$63/hrSoftware Engineer - Machine Learning$90-120/hr
Handshake AI3up to $75/hr3 pricedData ScientistUp to $120/hr

“Up to” rows list only ceilings, so their median is a maximum, not comparable with the range midpoints above them.

All 79 open machine learning roles →

The full listing

As posted on OpenTrain AI. See the original

The work

You will review three AI coding agents that handled the same software engineering request. You will inspect each agent’s commands, changed files, validation checks, and final message, then judge how well the solution works.

Your ratings will support improvements to AI coding agents and their software development skills.

  • Compare three AI-generated software solutions for the same developer request.
  • Review commands, modified files, checks, and final communications.
  • Assess instruction following, functionality, efficiency, safety, honesty, and communication across ten quality areas.
  • Give each run an overall score from 1 to 5.
  • Rank the three solutions and explain the ranking with technical evidence.

What it pays and takes

This is a remote contractor assignment lasting one month. The work requires careful technical judgment when comparing code correctness, efficiency, safety, and execution quality.

  • Pay: $25 per hour equivalent, paid per task that meets project specifications.
  • Time: 20+ hours per week. The assignment requires at least 8 hours per day and 40 hours per week, including 4 hours of overlap with PST.
  • Location: Open to candidates in India, Pakistan, Nigeria, Kenya, Egypt, Ghana, Bangladesh, Turkey, Mexico, and Laos.
  • Experience: At least three years of overall software engineering experience.
  • Programming: Strong experience with Python, JavaScript or TypeScript, Java, Go, PHP, or a similar language.
  • Tools: Proficiency with Shell commands, Git, Docker, and basic software pipeline setup.
  • Project work: Ability to run, modify, and test real-world software projects locally.

How it works

Apply on OpenTrain with your resume, then complete the application on the hiring site.

About AI training work

AI training is the human work behind systems that learn from examples, including reviewing code and rating AI-generated responses. Experienced software engineers are needed to judge whether these systems produce correct, safe, efficient, and useful results.

From applying to your first payment on OpenTrain AI

  1. 1

    Create a profile

    Create a free OpenTrain profile with your domains, languages and hourly rate.

  2. 2

    Apply

    Apply to the listing. Some listings hire through OpenTrain; others send you to the hiring platform.

  3. 3

    Funded milestones

    The client funds each milestone before work starts.

  4. 4

    First payment

    OpenTrain pays out to your connected payout method when the client approves the milestone. It doesn't publish a fixed payout schedule.

Sources: OpenTrain: AI training careers, OpenTrain docs: invoicing and payouts

Full OpenTrain AI profile: watch-outs and the public record →

Pay history

OpenTrain AI has listed this role at $25/hr since Nov 6, 2026 with no change.

Across OpenTrain AI's machine learning roles, the median listed pay was $90/hr on Nov 1, 2026 (25 roles) and is $90/hr as of Nov 11, 2026 (37 roles).

What workers report about OpenTrain AI

Anonymous reports from people who applied or worked there: whether they got work, what they were paid and how fast.

Other machine learning roles

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