Senior AI Trainer
Quick facts
- Type
- Part-time
- Location
- Northern America, Latin America, Europe, UK, Oceania.
- Platform
- Micro1 — 260 open jobs
- Typical pay at Micro1
- $25–150/hour · median $90 (17 jobs on our site)
- Apply
- Free to apply — never pay to get AI training work
This role is also open in other regions
pay
Required Skills
Video Annotation
Attention to Detail
Data Labeling
Video Annotation Tools
Time Management
About micro1
micro1 is the leading AI data lab for training frontier models and evaluating AI agents. Experts contribute their diverse subject matter knowledge across domains such as finance, healthcare, STEM engineering, and more. micro1 transforms that real-world expertise into high-quality training data, evaluations, and feedback loops that improve how AI systems learn, reason, and perform.
Our platform identifies and vets top talent through an AI recruiter, enabling high-quality expert contributions at scale. We aim to enable 1 billion people to do meaningful work by applying their expertise to AI. As our global expert network grows, micro1 is building the human intelligence layer for frontier AI.
Role Title: Senior AI Trainer
Role Type: Contractor, Remote
Location: Northern America, Latin America, Europe, UK, Oceania.
micro1 is engaging Senior AI Trainers to collaborate on a customer-driven project enhancing AI system accuracy through expert-level video annotation and data labeling. In this role, you'll apply your expertise to help train next-generation AI systems. Your work will shape how models learn, reason, and perform through high-quality, real-world input.
Key Responsibilities
Review video footage of robotic arms executing assigned tasks, identifying key actions and outcomes with precision.
Apply detailed grading guidelines to accurately tag and annotate events, providing structured observations that improve model performance.
Mark precise timestamps for the start and end of key actions, transitions, and outcomes, ensuring frame-accurate segmentation of each video session.
Verify timestamp accuracy and alignment across annotations, correcting drift or inconsistencies between labeled events and the underlying footage.
Utilize video annotation tools and platforms to record findings and submit annotated datasets in alignment with project standards and milestones.
Collaborate with project trainers and contributors to resolve ambiguities, refine guidelines, and ensure annotation consistency across the team.
Participate in ongoing quality reviews, incorporating feedback to maintain rigorous annotation standards.
Required Skills and Qualifications:
Exceptional attention to detail and accuracy in reviewing and tagging visual data.
Strong written and verbal communication skills for effective collaboration, reporting, and timely updates on progress and challenges.
Demonstrated time management and self-organization abilities for independent, remote project participation.
Analytical and problem-solving mindset, with a proactive approach to resolving annotation challenges.
Preferred Qualifications
Proven experience with video annotation, data labeling, or similar data-centric annotation projects.
Familiarity with video annotation tools and software platforms, including timeline-based interfaces for timestamping and event segmentation.
Experience with frame-level or timecode-based annotation (e.g., marking event boundaries, working with frame rates, or reviewing footage frame by frame).
Background in AI training, machine learning data preparation, or robotics projects (strongly preferred).
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$300
About Micro1
micro1 recruits engineers and domain experts for AI labs using its AI interviewer. Once vetted, contractors work on human-data projects such as writing and checking model outputs or building coding evaluations.