Data Labeling Specialist (AI Training)

About the role

Aligner is looking for Data Labeling Specialists to categorize, tag and annotate the data that trains AI systems. This is a fully remote, flexible hourly contract of 10 to 40 hours per week, open to anyone with a sharp eye for detail and the ability to follow structured guidelines; no prior AI or technical experience is needed.

Key responsibilities

• Categorize and label text, images or audio data using predefined tag sets and annotation guidelines.
• Annotate datasets accurately and consistently to support AI model training.
• Maintain high quality and precision across large volumes of structured tasks.
• Take part in calibration exercises to align with project quality standards.
• Work independently and asynchronously on flexible, task-based assignments at your own pace.

Required profile

• Detail-oriented, able to work systematically through structured tasks.
• Able to follow annotation instructions precisely and consistently.
• Comfortable using web-based tools and platforms.
• Self-motivated and reliable when working alone.
• No prior data labeling, AI or tech experience required.

Nice to have

• Experience with quality assurance, data entry or research.
• Familiarity with AI tools or content platforms as an end user.
• Background in writing, editing or critical analysis.

What we offer

• Work on AI projects alongside leading research labs.
• Fully remote and flexible schedule.
• Potential for ongoing work and contract extension as new projects launch.