Open-Source Code Reviewer (Python)
You will review public Python repositories and software issues to support AI evaluation. The work focuses on assessing code quality and how well language models handle realistic bug-fixing tasks.
- Field
- Software & coding
- Where
- Argentina, Belize, Bolivia, Brazil, Chile, Colombia +17 more
- Commitment
- part time
- Hours
- up to 20/week
- Posted
- today
Pay data for your profession: Software engineer 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
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 today.
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.
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 review public Python repositories and software issues to support AI evaluation. The work focuses on assessing code quality and how well language models handle realistic bug-fixing tasks.
You will work with real codebases locally and help identify repositories and issues that create useful engineering challenges for AI models.
- Analyze and triage GitHub issues across open-source Python libraries.
- Set up repositories and Docker-based development environments.
- Review unit-test coverage and software quality.
- Run and modify code locally to evaluate bug-fixing performance.
- Work with researchers to identify meaningful coding tasks for language models.
What it pays and takes
- Pay: $25 per approved task.
- Schedule: 20 or more hours per week.
- Assignment length: Expected to last four weeks.
- Location: Remote contractor assignment open to candidates in Latin America.
- Time overlap: Four hours of overlap with Pacific Time.
- Language: Professional fluency in English.
- Experience: At least two years of software engineering experience.
- Skills: Strong Python, Git, Docker, and basic software pipeline setup skills.
- You should be comfortable navigating complex codebases and running, modifying, and testing projects locally.
- Experience contributing to or evaluating open-source projects is helpful. Experience with language model research, developer tools, or automation agents is also helpful.
How it works
Apply on OpenTrain with your resume, then complete the application on the hiring site.
About AI training work
AI training work is the human work behind systems that learn from examples, including code review, response evaluation, and software testing. People with strong technical skills help assess whether AI-generated work is accurate, useful, and safe, which is why specialist projects seek software engineering experience.
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 $25 per task since Nov 11, 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.
Other software & coding roles
- Strategic Project Lead, Coding/SWEmicro1$300k-500k/yr
- Legacy Codebase Migration ExpertMercor$200/hr
- Open Source GitHub Maintainer Code ReviewOpenTrain$120-200/hr
- Software Engineer, AI Code EvaluationOpenTrain$200/hr
- Software Engineer (Electron.js)micro1$200k-320k/yr
- DevOps / Platform Engineer Talent NetworkMercor$70-150/hr