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OpenTrainMaster's

Engineering Expert for AI Training

You will help improve language models by testing how well they understand and explain engineering topics. The work combines prompt writing, technical research, and careful review of written AI responses.

Field
Engineering
Where
United States
Commitment
part time
Hours
up to 20/week
Asks for
Master's
Posted
6 days ago

Pay data for your profession: Engineering AI trainer jobs

How this pay compares

At $55/hr, this role pays more than 18% of the 207 open engineering roles with a listed pay range, below the median of $80.

Open engineering roles that ask for a Master's have a median of $94/hr (41 roles).

Among platforms with 10 or more priced engineering roles, Mercor has the highest median ($88/hr across 35 roles) and micro1 the lowest ($60/hr across 28).

OpenTrain AI roles that closed since late October stayed listed a median of 31 days (122 roles). OpenTrain AI posted this one 6 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

$55/hr

Per week, before tax

$1,100

Per month, if the work is steady

$4,767

Tax
Contract pay arrives with no tax withheld. A US contractor at this rate and these hours would set aside about $1,205 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 engineering roles on each platform

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

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

All 263 open engineering roles →

The full listing

As posted on OpenTrain AI. See the original

The work

You will help improve language models by testing how well they understand and explain engineering topics. The work combines prompt writing, technical research, and careful review of written AI responses.

  • Create prompts that test engineering knowledge and reasoning.
  • Review language model responses for technical accuracy, clarity, and depth.
  • Research engineering topics with AI assistance to develop evaluation context.
  • Assess whether AI-generated explanations address the relevant engineering concepts.
  • Contribute to engineering projects as suitable opportunities become available.

What it pays and takes

This is remote, asynchronous work for contributors in the United States. The schedule is flexible, and the opportunity operates year-round, although project availability varies by engineering domain.

  • Pay: up to $55 per hour.
  • Time: 20 or more hours per week.
  • Location: United States.
  • Education: Current master's student or graduate in Engineering.
  • Strong understanding of engineering concepts and the ability to explain them clearly.
  • Ability to judge whether AI-generated answers are technically meaningful and accurate.
  • Comfort writing engineering prompts and reviewing written model responses.
  • Ability to work independently in a primarily asynchronous setting.

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 write and answer questions. Contributors create examples, review model responses, and apply subject knowledge so AI systems can produce more accurate and useful results.

Engineering expertise is valuable because technical reviewers can judge whether an explanation is correct, meaningful, and complete. OpenTrain helps people find AI training and data-labeling opportunities, build a profile, and apply in minutes.

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 $55/hr since Nov 5, 2026 with no change.

Across OpenTrain AI's engineering roles, the median listed pay was $69/hr on Nov 1, 2026 (50 roles) and is $85/hr as of Nov 11, 2026 (130 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 engineering roles

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