AlignerrDomain experts
Chemistry Expert or Specialist
up to $60/hr
About this role, in Alignerr's words
What if your years of chemistry expertise could directly shape how AI reasons through some of the most complex scientific problems in the world? We're looking for Chemistry Experts to help train and evaluate cutting-edge AI models — designing rigorous problems, assessing scientific reasoning, and ensuring these systems perform at the highest academic standard.
What you'll do
- Design advanced chemistry problems spanning domains such as chemical engineering, biochemistry, organic chemistry, and physical chemistry
- Develop clear, rigorous, step-by-step solutions that demonstrate expert-level reasoning
- Evaluate AI-generated responses for scientific accuracy, logical coherence, and depth of reasoning
Show all 6 itemsHide the other 3 in What you'll do
- Collaborate with researchers to build and refine benchmarks across undergraduate to PhD-level chemistry topics
- Provide structured, detailed feedback that directly improves how AI models understand and apply chemistry
- Work independently and asynchronously — fully on your own schedule
Candidate background
Who You Are
- Currently pursuing or have completed a PhD in Chemistry, Chemical Engineering, Biochemistry, or a closely related field
- Strong problem-solving skills across multiple advanced chemistry domains
- Able to communicate complex scientific concepts clearly and precisely in writing
- Detail-oriented and methodical — you hold your work to a high standard
- Self-motivated and reliable when working independently
- No prior AI or machine learning experience required
Nice to Have
Show all 4 itemsHide these 4 items in Nice to Have
- Experience with data annotation, data quality review, or evaluation systems
- Background in scientific writing, academic publishing, or curriculum design
- Familiarity with AI tools or language model evaluation workflows
- Expertise spanning multiple sub-disciplines of chemistry or chemical engineering
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 ↗
Chemistry Expert or Specialist (AI Training)
About the Role
What if your years of chemistry expertise could directly shape how AI reasons through some of the most complex scientific problems in the world? We're looking for Chemistry Experts to help train and evaluate cutting-edge AI models — designing rigorous problems, assessing scientific reasoning, and ensuring these systems perform at the highest academic standard.
This is a fully remote, flexible contract role built for PhD-level chemists and chemical engineers. No AI background required — just deep domain expertise and a sharp analytical mind.
- Organization: Alignerr - Type: Hourly Contract - Location: Remote - Commitment: 10–40 hours/week
What You'll Do
* Design advanced chemistry problems spanning domains such as chemical engineering, biochemistry, organic chemistry, and physical chemistry * Develop clear, rigorous, step-by-step solutions that demonstrate expert-level reasoning * Evaluate AI-generated responses for scientific accuracy, logical coherence, and depth of reasoning * Collaborate with researchers to build and refine benchmarks across undergraduate to PhD-level chemistry topics * Provide structured, detailed feedback that directly improves how AI models understand and apply chemistry * Work independently and asynchronously — fully on your own schedule
Who You Are
* Currently pursuing or have completed a PhD in Chemistry, Chemical Engineering, Biochemistry, or a closely related field * Strong problem-solving skills across multiple advanced chemistry domains * Able to communicate complex scientific concepts clearly and precisely in writing * Detail-oriented and methodical — you hold your work to a high standard * Self-motivated and reliable when working independently * No prior AI or machine learning experience required
Nice to Have
* Experience with data annotation, data quality review, or evaluation systems * Background in scientific writing, academic publishing, or curriculum design * Familiarity with AI tools or language model evaluation workflows * Expertise spanning multiple sub-disciplines of chemistry or chemical engineering
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, high-impact work * Gain rare exposure to how frontier large language models are trained and evaluated * Contribute to AI development that shapes how science is understood and communicated 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 Domain experts 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: Domain experts
Across 698 roles in this field with a stated hourly rate in US dollars, on 18 platforms, the middle half pays $65 to $130 an hour at the top of the range, and the median is $100. This role's top rate, $60, is in the bottom quarter. Of the 260 distinct rates we count, 49 are lower and 199 are higher.
| Platform | Roles | Top of range, per hour |
|---|---|---|
| Alignerr (this platform) | 148 | $24 to $200 · median $80 |
| micro1 | 136 | $28 to $400 · median $110 |
| AfterQuery | 88 | $45 to $175 · median $100 |
| Handshake AI | 79 | $30 to $300 · median $85 |
| Mercor | 78 | $55 to $450 · median $120 |
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 13 Oct 2026.
- The listed pay has not changed since then.
- Posted by Alignerr
- First seen by AIPayList
- Last seen live
- Listing ID
- 49a13599-89a1-4712-9608-87c089b83897
Pay as the source states it: “$40-60/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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