Senior Software Engineer, AI Data (English)
You will evaluate coding agents that perform real software engineering work. Using familiar codebases and realistic tickets, you will judge whether an AI model's implementation works, identify errors, and explain how the output should be improved.
- Field
- Software & coding
- Where
- Mexico
- Commitment
- part time
- Hours
- up to 40/week
- Asks for
- Master's
- Posted
- 3 days ago
Pay data for your profession: Software engineer AI trainer jobs
How this pay compares
At $60/hr, this role pays more than 25% of the 220 open software & coding roles with a listed pay range, below the median of $70.
Open software & coding roles that ask for a Master's have a median of $70/hr (13 roles).
Among platforms with 10 or more priced software & coding roles, Mercor has the highest median ($88/hr across 18 roles) and OpenTrain AI the lowest ($65/hr across 107).
OpenTrain AI roles that closed since late October stayed listed a median of 31 days (122 roles). OpenTrain AI posted this one 3 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
$60/hr
Per week, before tax
$2,400
Per month, if the work is steady
$10,400
- Tax
- Contract pay arrives with no tax withheld. A US contractor at this rate and these hours would set aside about $2,629 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 software & coding roles on each platform
The same kind of work, priced on every platform we track, with the best-paid open role on each.
| Platform | Open | Median | Best-paid open role |
|---|---|---|---|
| Mercor | 20 | $88/hr | Legacy Codebase Migration Expert$200/hr |
| micro1 | 25 | $75/hr | Strategic Project Lead, Coding/SWE$300k-500k/yr |
| Alignerr | 73 | $70/hr | DevOps / IaC Engineer$90-120/hr |
| OpenTrain AIthis role | 123 | $65/hr | Software Engineer, AI Code Evaluation$200/hr |
| Handshake AI | 10 | up to $90/hr | Senior Software Engineer - AI Data (US)Up to $150/hr |
“Up to” rows list only ceilings, so their median is a maximum, not comparable with the range midpoints above them.
All 251 open software & coding roles →The full listing
As posted on OpenTrain AI. See the original
The work
You will evaluate coding agents that perform real software engineering work. Using familiar codebases and realistic tickets, you will judge whether an AI model's implementation works, identify errors, and explain how the output should be improved.
- Give an AI coding agent a real engineering ticket and review its implementation like a teammate's pull request.
- Run generated code and assess whether it solves the assigned problem correctly.
- Work step by step through software tasks in codebases you know.
- Pair with the AI on your own engineering work and identify failures in its reasoning or implementation.
- Provide clear technical feedback to improve future coding-agent performance.
What it pays and takes
This is a remote contract role for candidates in Mexico. The engagement may continue week to week when quality standards are met, and additional hours may be available.
- Pay: Up to $60 per hour, with weekly payments.
- Schedule: 40 hours each week, with the ability to set your own schedule.
- Location: Open to candidates in Mexico.
- Language: Strong written English.
- Experience: At least four years of professional software engineering experience.
- Education: Bachelor's or master's degree in computer science or a related field.
- Skills: Strong software engineering judgment, confidence running code, and the ability to explain why an implementation succeeds or fails.
- AI training experience is not required.
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 code reviews and ratings of model responses. Experienced engineers are needed because their judgment helps show where AI-generated work is correct, useful, or flawed.
From applying to your first payment on OpenTrain AI
- 1
Create a profile
Create a free OpenTrain profile with your domains, languages and hourly rate.
- 2
Apply
Apply to the listing. Some listings hire through OpenTrain; others send you to the hiring platform.
- 3
Funded milestones
The client funds each milestone before work starts.
- 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 $60/hr since Nov 10, 2026 with no change.
Across OpenTrain AI's software & coding roles, the median listed pay was $65/hr on Nov 1, 2026 (72 roles) and is $65/hr as of Nov 11, 2026 (107 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.
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- DevOps / Platform Engineer Talent NetworkMercor$70-150/hr