Code Reviewer (Python)
You will evaluate and rate AI-generated Python code for quality, performance, and its ability to fix real software issues. The work uses open-source repositories and includes hands-on testing in local development environments.
- Field
- Software & coding
- Where
- Bangladesh, Egypt, Ghana, India, Mexico, Nigeria +2 more
- Commitment
- part time
- Hours
- up to 20/week
- Posted
- 8 days ago
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 8 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.
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 and rate AI-generated Python code for quality, performance, and its ability to fix real software issues. The work uses open-source repositories and includes hands-on testing in local development environments.
You will also help identify difficult coding tasks that can show where AI models need improvement.
- Analyze and triage issues in popular open-source Python libraries.
- Set up and configure code repositories, including Docker-based environments.
- Review unit test coverage and assess its quality.
- Run and modify codebases locally to evaluate AI-generated bug fixes.
- Work with researchers to identify repositories and issues that challenge AI coding systems.
What it pays and takes
This is a remote contract assignment expected to last two to three weeks, with an expected start next week.
- $25 per approved task.
- 20 or more hours per week.
- Open to candidates in India, Pakistan, Nigeria, Egypt, Ghana, Bangladesh, Türkiye, and Mexico.
- Four hours of working-time overlap with Pacific Time.
- Professional fluency in English.
- At least two years of overall work experience.
- Strong Python experience.
- Proficiency with Git, Docker, and basic software pipeline setup.
- Ability to understand and navigate complex codebases.
- Comfort running, modifying, and testing real-world projects locally.
- Open-source contribution or evaluation experience is helpful.
- LLM research or evaluation experience is helpful.
- Experience building or testing developer tools or automation agents is 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 uses human reviews of examples, code, text, images, audio, or model responses to improve artificial intelligence systems. Code reviewers are paid for applying their software knowledge to judge whether AI-generated solutions work correctly and meet project standards.
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 changed the listed pay once since Nov 3, 2026:
- Nov 4, 2026$20 → $25 per taskraised
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