AlignerrCoding & software eval
JavaScript Developer
up to $90/hr
About this role, in Alignerr's words
What if your JavaScript expertise could directly influence how AI writes and understands code for millions of developers around the world? We're looking for experienced JavaScript developers to evaluate, critique, and improve AI-generated code — ensuring the next generation of AI coding tools meets the standards real engineers actually care about.
What you'll do
- Review and evaluate AI-generated JavaScript code for correctness, efficiency, and adherence to modern ES6+ standards
- Write high-quality JavaScript solutions to problems spanning a range of difficulty levels — from fundamentals to advanced patterns
- Craft clear, human-readable explanations of code logic and problem-solving approaches
Show all 6 itemsHide the other 3 in What you'll do
- Identify edge cases, bugs, and failure modes in AI-generated web and backend code
- Provide structured, detailed feedback that directly improves how AI models generate and reason about JavaScript
- Work independently and asynchronously — fully on your own schedule
Candidate background
Who You Are
- Strong command of core JavaScript concepts — async/await, closures, prototypes, DOM manipulation, and the event loop
- 3–5 years of hands-on experience with modern JavaScript and frameworks like React, Node.js, or Vue
- Sharp eye for code quality — you notice when something is technically correct but practically poor
- Clear written communicator who can explain technical concepts in plain, accessible language
- Detail-oriented and consistent — you bring the same rigour to evaluation that you bring to your own code
- Bachelor's degree or higher in Computer Science or a related technical field preferred
Nice to Have
Show all 4 itemsHide these 4 items in Nice to Have
- Experience with data labeling, RLHF, or other AI training or evaluation workflows
- Familiarity with TypeScript, testing frameworks, or performance profiling tools
- Background in code review, technical writing, or developer education
- Exposure to backend JavaScript environments and REST API design
Quoted from selected sections of Alignerr's posting. The full posting may state other conditions. Read the full posting
A closer look
More context, when you need it.
Full job descriptionThe original posting, in Alignerr's words
Posted by Alignerr, reproduced here so you can judge the role before clicking. Original posting ↗
JavaScript Developer (AI Training)
About the Role
What if your JavaScript expertise could directly influence how AI writes and understands code for millions of developers around the world? We're looking for experienced JavaScript developers to evaluate, critique, and improve AI-generated code — ensuring the next generation of AI coding tools meets the standards real engineers actually care about.
This is a fully remote, flexible contract role. You set your own hours and work as much or as little as suits you, between 10 and 40 hours per week.
- Organization: Alignerr - Type: Hourly Contract - Location: Remote - Commitment: 10–40 hours/week
What You'll Do
* Review and evaluate AI-generated JavaScript code for correctness, efficiency, and adherence to modern ES6+ standards * Write high-quality JavaScript solutions to problems spanning a range of difficulty levels — from fundamentals to advanced patterns * Craft clear, human-readable explanations of code logic and problem-solving approaches * Identify edge cases, bugs, and failure modes in AI-generated web and backend code * Provide structured, detailed feedback that directly improves how AI models generate and reason about JavaScript * Work independently and asynchronously — fully on your own schedule
Who You Are
* Strong command of core JavaScript concepts — async/await, closures, prototypes, DOM manipulation, and the event loop * 3–5 years of hands-on experience with modern JavaScript and frameworks like React, Node.js, or Vue * Sharp eye for code quality — you notice when something is technically correct but practically poor * Clear written communicator who can explain technical concepts in plain, accessible language * Detail-oriented and consistent — you bring the same rigour to evaluation that you bring to your own code * Bachelor's degree or higher in Computer Science or a related technical field preferred
Nice to Have
* Experience with data labeling, RLHF, or other AI training or evaluation workflows * Familiarity with TypeScript, testing frameworks, or performance profiling tools * Background in code review, technical writing, or developer education * Exposure to backend JavaScript environments and REST API design
Why Join Us
* Work on cutting-edge AI projects alongside leading research labs * Fully remote and flexible — work when and where it suits you * Freelance autonomy with the structure of meaningful, task-based work * Make a direct, tangible impact on how AI understands and writes JavaScript at scale * Potential for ongoing work and contract extension as new projects launch
Working with AlignerrPay, getting started and work, from Alignerr's own pages
What the platform publishes in general. These are not extra terms confirmed for this particular role.
- Getting paid
- Billed weekly, Monday to Sunday, with approved work paid by the following Friday, according to Labelbox's help center. Payment goes through Stripe Connect or PayPal depending on your location, with one provider per country. intercom.help/labelbox/en/articles/13600616-alignerr-paym..., alignerr.com/process
- Before your first paid task
- Sign up, apply, verify your identity, set up billing and onboard. Some jobs add a Zara AI interview or domain assessments. alignerr.com/process
- How much work
- Time to your first project depends on demand and your skills, and there is no minimum number of hours. alignerr.com/faqs
- Contract
- Independent contractor, under terms with ALIGNERR LLC. alignerr.com/faqs, alignerr.com/privacy
Read on the pages linked above on 24 Sep 2026. Platforms change these terms, so check the linked page before you rely on one.
How does the pay compare?Across Coding & software eval roles, not this role alone
From our own daily reads of every open listing on the platforms we follow, not from Alignerr's posting. How we count.
Pay across the field: Coding & software eval
Across 393 roles in this field with a stated hourly rate in US dollars, on 14 platforms, the middle half pays $65 to $120 an hour at the top of the range, and the median is $95. This role's top rate, $90, is in the middle half. Of the 141 distinct rates we count, 63 are lower and 71 are higher.
| Platform | Roles | Top of range, per hour |
|---|---|---|
| Alignerr (this platform) | 136 | $50 to $400 · median $100 |
| micro1 | 46 | $35 to $350 · median $110 |
| Handshake AI | 43 | $47 to $125 · median $80 |
| Meridial (Invisible) | 34 | $22 to $150 · median $60 |
| Mercor | 33 | $60 to $200 · median $105 |
Sources and listing historyWhere this information comes from
This listing's history
- First seen here on 27 Aug 2026, and still on Alignerr's list when we last read it on 12 Oct 2026.
- The listed pay has not changed since then.
- Posted by Alignerr
- First seen by AIPayList
- Last seen live
- Listing ID
- 21808ede-1570-4d77-84c4-5e1cc4e81611
Pay as the source states it: “$60-90/hr”.
Platforms sometimes change a rate after posting. Every listing here is re-read at least once a day and corrected when its source moves, so a difference you see on the platform is usually a change made since the last read. How freshness works.
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