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Remote AI training and data labeling jobs in the United States

Find remote AI training and data labeling jobs open to applicants in the United States.

  • 100% remote
  • Flexible hours
  • Hourly / per-task pay
  • 478 open roles

AI Red Team Engineer for LLM Security

Work remotely as an AI Red Team Engineer testing LLMs, agents, and RAG systems for security weaknesses. This contract role pays $40 per hour and requires C1 English plus hands-on cybersecurity experience.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Intermediate level
Hourly · $40/hr

Posted Oct 6, 2025

Automotive Engineering AI Trainer and QA Reviewer

Review and improve AI prompts and responses across vehicle dynamics, powertrain, controls, embedded systems, ADAS, and manufacturing. This worldwide contract pays $40 per hour for less than 20 hours per week.

Generative AI & RLHF
Text
Remote · Worldwide
English
Part-time · Flexible
Entry level
Hourly · $40/hr

Posted Oct 1, 2025

Python Infrastructure Engineer, LLM Training

Build Python infrastructure for LLM training and agent evaluation, including secure sandboxes, task frameworks, scoring pipelines, and developer tools. This remote contract role offers 20+ hours per week for engineers in the United States or Canada.

Coding & Software
Computer Code Programming
Remote · Canada, United States
English
Part-time · Flexible
Intermediate level
Hourly · $37/hr

Posted Jul 25, 2025

Board-Certified Radiologist Medical Image Annotation

Review and label diagnostic radiology images remotely for a structured medical dataset. This flexible, 1 to 2 month contract pays $150 per hour and requires active US board certification in radiology.

Medical & Health
Medical Dicom
Remote · United States
English
Part-time · Flexible
Entry level
Hourly · $150/hr

Posted Feb 27, 2025

Audio Transcription Specialist

Transcribe English audio clips, identify target words, assess audio quality, and label speech accurately. This part-time contractor project pays $15 per hour.

Audio & Speech
Audio
Remote · United States
English
Part-time · Flexible
Entry level
Hourly · $15/hr

Posted Feb 11, 2025

What this work can involve

AI training and data labeling involve human work that prepares or reviews examples for artificial-intelligence systems. Depending on the individual role, tasks may include labeling images or video, transcribing or recording audio, writing or rating model responses, evaluating search results, translating text, reviewing code, or applying subject-matter knowledge. The live posting is the source of truth for the specific responsibilities and requirements.

  • Look for roles that explicitly accept applicants located in the United States.
  • Read each posting to confirm its responsibilities, qualifications, hours, pay, and eligibility details.
  • The tasks depend on the project described in the individual listing.

How hiring works through OpenTrain

OpenTrain is the hiring organization for roles published on OpenTrain. Candidates apply through OpenTrain, and OpenTrain may place or refer successful candidates to the client whose project they will support. Since requirements are specific to each role and project, use the individual live posting for the details that apply.

  • Apply through OpenTrain for a role whose stated location eligibility matches you.
  • Check the posting for its specific eligibility, qualifications, responsibilities, hours, and pay.
  • The client connected to a project may differ by role, and OpenTrain may place or refer successful candidates to that client.

Frequently asked questions

What can this work involve?
Remote AI training and data labeling work can involve preparing or reviewing examples for artificial-intelligence systems. Depending on the role, tasks may include labeling images or video, transcribing or recording audio, writing or rating model responses, evaluating search results, translating text, reviewing code, or applying subject-matter knowledge. Individual postings define the actual work.
Where can I find role-specific details?
Find definitive details in the individual live posting. It controls whether applicants located in the United States are eligible and sets the role's responsibilities, qualifications, experience requirements, pay, hours, schedule, location rules, and client-specific requirements.
How does hiring work through OpenTrain?
OpenTrain is the hiring organization for roles published on OpenTrain, and candidates apply through OpenTrain. OpenTrain may place or refer successful candidates to the client whose project they will support. Consult each live posting for the details that apply to that role.