Skip to content
OpenTrain AIFor AI Companies

The #1 Platform for Finding Statistics AI Training Jobs

You should not need accounts on 20 platforms just to find work. See statistics AI training and data labeling jobs from 20+ platforms in one feed. One profile, one inbox, one portfolio that grows with you.

100% free for freelancers. Always. No fees, no credit card, no catch.

Join Now View Open Projects
Trustpilot
Recommended Statistics Jobs
20+ platforms
Statistical Explanations Review Specialist $40/hr
Probability Reasoning Review Specialist $36/hr
Experiment Summaries Scoring Specialist $34/hr

Join 330,000+ AI Trainers & Data Labelers

Trusted worldwide on Trustpilot

Jeffrey N.

“Reliable payments, easy access, and yes, Legit!”

Jeffrey N. · US · ★★★★★
Sooyung Y.

“OpenTrain became the bridge that led me into AI training work.”

Sooyung Y. · KR · ★★★★★
Matias

“Everything has been respectful and accorded to contract.”

Matias · AR · ★★★★★
Etsuko

“The review and payment are so quick.”

Etsuko · JP · ★★★★★
William

“The admin is really helpful and responsive.”

William · MY · ★★★★★
Jeffrey N.

“Reliable payments, easy access, and yes, Legit!”

Jeffrey N. · US · ★★★★★
Sooyung Y.

“OpenTrain became the bridge that led me into AI training work.”

Sooyung Y. · KR · ★★★★★
Matias

“Everything has been respectful and accorded to contract.”

Matias · AR · ★★★★★
Etsuko

“The review and payment are so quick.”

Etsuko · JP · ★★★★★
William

“The admin is really helpful and responsive.”

William · MY · ★★★★★
Jeffrey N.

“Reliable payments, easy access, and yes, Legit!”

Jeffrey N. · US · ★★★★★
Sooyung Y.

“OpenTrain became the bridge that led me into AI training work.”

Sooyung Y. · KR · ★★★★★
Matias

“Everything has been respectful and accorded to contract.”

Matias · AR · ★★★★★
Etsuko

“The review and payment are so quick.”

Etsuko · JP · ★★★★★
William

“The admin is really helpful and responsive.”

William · MY · ★★★★★
Jeffrey N.

“Reliable payments, easy access, and yes, Legit!”

Jeffrey N. · US · ★★★★★
Sooyung Y.

“OpenTrain became the bridge that led me into AI training work.”

Sooyung Y. · KR · ★★★★★
Matias

“Everything has been respectful and accorded to contract.”

Matias · AR · ★★★★★
Etsuko

“The review and payment are so quick.”

Etsuko · JP · ★★★★★
William

“The admin is really helpful and responsive.”

William · MY · ★★★★★
Why Join OpenTrain

The One Platform for Your Statistics AI Training Career

We bring statistics AI training and data labeling jobs from 20+ platforms into one place. Search, apply, and track your work without juggling separate accounts and dashboards.

Every AI Job, One Feed

All statistics AI jobs from 20+ platforms in one feed.

See statistics AI training and data labeling roles from 20+ platforms in a single feed. No more logging into separate dashboards or missing the right opportunities.

One Profile, Everywhere

One statistics expert profile. Apply anywhere.

Add your statistics background, specialties, languages, and rates. Your profile is how AI teams find and shortlist you for statistics AI training work.

One Inbox, Zero Chaos

Every statistics AI update in a single inbox.

Role invites, application statuses, and shortlist notifications all land in one place. Apply directly from OpenTrain and track everything without the tab overload.

A Portfolio That Grows

A statistics AI portfolio that grows with you.

Log completed projects from any platform. Your work history stays in one place and helps you win more statistics AI roles over time.

Create your profile now and access statistics AI jobs from 20+ platforms

Free, always. Find statistics AI training and data labeling jobs from 20+ platforms, apply without managing multiple accounts, and build a portfolio that supports your career.

Always Free

Create Your Free Profile

Build one expert profile with your skills, domains, and rates. See statistics AI training jobs from 20+ platforms in a single feed. Apply with one click. No fees, no subscriptions, no credit card.

Free forever
What You Get

Everything in One Place

  • Statistics AI jobs from 20+ platforms in one feed
  • One profile that works across every platform
  • Track all applications in one inbox
  • Build a portable AI training portfolio

Your AI training career starts here.

Post a JobPost
+32
Proof r.Rubric .

Are you a lab or company hiring?

Post a statistics AI job

Data labeling company?

List your company on OpenTrain
Platforms

Find Jobs on Every Major AI Platform

View All Integrations
How It Works

From Signup to Your First Job in Minutes

Create your profile, browse jobs from 20+ platforms, and apply with one click. No fees, no gatekeepers.

01
Step 01

Create a profile around your specialist strengths

Highlight your statistics background, relevant tools, and the domain work that makes you credible in AI evaluation.

  • Add domains (math, medicine, code, writing), languages, and hourly rate
  • Import work history from other platforms to start with a track record
  • 100% free. No fees, no subscriptions, no credit card required
Create Your Free Profile
02
Step 02

See cross-platform opportunities in one place

Find AI training and reviewer work from across the ecosystem without checking multiple separate tools manually.

  • Jobs from Scale, Outlier, DataAnnotation, and 20+ more in one place
  • Filter by domain, language, pay rate, and work type
  • Get notified when new jobs match your skills
Browse Open Roles
03
Step 03

Apply to the projects that fit your domain

Focus on roles where statistics judgment is a true differentiator instead of generic annotation only.

  • Apply on OpenTrain or get linked straight to the hiring platform
  • Your verified profile and work history travel with every application
  • Track all your applications and statuses in one place
Get Started
04
Step 04

Build a portfolio that compounds over time

As you complete projects, your OpenTrain profile becomes stronger proof of specialist ability for future work.

  • Log work from any platform to build one unified track record
  • Your earnings history and reviews grow with every project
  • Higher-rated profiles get priority access to premium roles
Start Building Your Portfolio

Open statistics jobs

Remote statistics roles in AI training and data labeling from companies hiring on OpenTrain. Apply with a free account.

View all 26 statistics jobs

Economics Quality Assurance Lead (Remote Contract)

Lead QA for economics-focused AI training: review model outputs, trainer/QAs, and documentation to ensure accurate economic reasoning and rubric compliance. Remote US-only contractor, 20+ hrs/week at $90/hr, ideal for experienced economists who enjoy structured feedback and team support.

Apply now View job
Generative AI & RLHF
Text
Remote · United States
English
Part-time · Flexible
Intermediate level
Hourly · $90/hr

Posted Jul 8, 2026

AI Data Scientist, Model Evaluation & Reference Solutions

Join OpenTrain as a remote AI Data Scientist to review AI-generated analysis and code, write step-by-step reference solutions, and rate model outputs. Part-time contractor work (20+ hrs/week) with hourly pay up to $100 and hiring across many countries.

Apply now View job
Generative AI & RLHF
Text
Remote · Bangladesh, Bhutan, Brazil +14 more
English
Part-time · Flexible
Entry level
Hourly · $100/hr

Posted Jul 8, 2026

Clinical Research AI Evaluation Specialist

Review and rate AI-generated clinical research and biomedical content, create gold‑standard answers, and provide expert written feedback on study design, statistics, and safety; remote contractor role (20+ hrs/week) paying $40–$70 USD/hr and requiring 5+ years clinical research experience.

Apply now View job
Medical & Health
Text
Remote · Bangladesh, Bhutan, Brazil +14 more
English
Part-time · Flexible
Intermediate level
Hourly · $40–$70/hr

Posted Jul 8, 2026

Machine Learning Expert (Python, GenAI, SQL)

Create and verify original computational STEM/ML problems for GenAI training—contract, remote, ~10–20 hrs/week, paid hourly (up to $40/hr). Must have 5+ years ML experience, expert Python and SQL, strong statistics, and written English (C1+).

Apply now View job
Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Expert level
Hourly · $15–$40/hr

Posted Apr 5, 2026

Quantitative Finance Problem Author (Python)

Design computational, research-style quantitative finance problem sets and validate solutions in Python for AI training. Part-time contractor role (20+ hrs/week), pay per hour $15–$60, requires a degree, 2+ years quant experience, and strong Python skills.

Apply now View job
Coding & Software
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $15–$60/hr

Posted Mar 29, 2026

Statistics Expert, Python Problem Design & Reproducible Solutions

Design research-style computational statistics problems and produce fully reproducible Python solutions for use in AI training. Remote contractor role (20+ hrs/week) paying up to $60/hr USD; Bachelor's degree and 2+ years professional statistics experience required.

Apply now View job
Writing & Editing
Text
Remote · Worldwide
Part-time · Flexible
Intermediate level
Hourly · $15–$60/hr

Posted Mar 29, 2026

Senior Data Science Task Designer (Python & SQL)

Design and implement realistic, end-to-end data science problems used to train and evaluate advanced AI systems. Senior quantitative candidates with 5+ years of hands-on data science, expert Python and strong SQL skills, paid $50/hr as a part-time contractor.

Apply now View job
Coding & Software
Computer Code Programming
Remote · Worldwide
Part-time · Flexible
Entry level
Hourly · $50/hr

Posted Dec 3, 2025

Biology Reasoning Evaluator (PhD)

Evaluate AI-generated biology responses for correctness, experimental design, and reasoning depth. PhD in Biology required; $80/hr, minimum 17–20 hrs/week, paid onboarding exams, contractor part-time role with remote work worldwide.

Apply now View job
Generative AI & RLHF
Text
Remote · Worldwide
Part-time · Flexible
Entry level
Hourly · $80/hr

Posted Oct 24, 2025

Data Scientist, Mathematical Statistics (Python)

Join OpenTrain AI as a part-time contractor applying mathematical statistics with Python (numpy, scipy, statsmodels, pandas) to analyze messy datasets, run hypothesis tests and regressions, and produce clear, reproducible summaries; remote, <20 hrs/week at $25/hr.

Apply now View job
Coding & Software
Computer Code Programming
Remote · Worldwide
Part-time · Flexible
Entry level
Hourly · $25/hr

Posted Sep 3, 2025

Built for Your AI Training Career

One platform to find jobs from 20+ platforms, build your portfolio, and grow your career.

Your Statistics AI Training Career Hub

One profile, one inbox, one portfolio. Jobs from 20+ platforms.

Urgently hiring across 40+ skill domains.

20+

Platforms

100% Free
No fees, no subscriptions, no credit card.
Create Your Free Profile
1,000+

Statistics AI roles across 20+ platforms

Work from

Scale AIScale AI
Label StudioLabel Studio
ArgillaArgilla
EncordEncord
CVATCVAT
Scale AIScale AI
Label StudioLabel Studio
ArgillaArgilla
EncordEncord
CVATCVAT
SuperAnnotateSuperAnnotate
LabelboxLabelbox
RoboflowRoboflow
DataloopDataloop
Snorkel AISnorkel AI
SuperAnnotateSuperAnnotate
LabelboxLabelbox
RoboflowRoboflow
DataloopDataloop
Snorkel AISnorkel AI

Your statistics AI career grows with every project.
FAQ

Frequently Asked Questions

Everything you need to know about joining and finding work on OpenTrain.