About Us

Gramian Consultancy is a boutique consultancy specializing in IT professional services and engineering talent solutions. With a strong background in software engineering and leadership, we help companies build high-performing teams by matching them with professionals who truly fit their needs.

Role Overview

We are looking for a Computer Vision Annotation Specialist to review and label images and video frames with a strong focus on hand landmarks, including wrists, finger joints, and fingertips. You will identify difficult visual cases, apply detailed annotation guidelines, and help ensure that training datasets are accurate and consistent.

CONTRACT: Contractor

COMMITMENT: Hourly/Part-time

LOCATIONS: Remote — North America, Latin America, and Europe

PROCESS: Application Form -> Annotation Exercise -> Selection

HOURLY RATE: $20 - $70/h

Responsibilities

• Annotate hand landmarks in images and video frames.
• Correctly identify and label left and right hands.
• Mark wrists, finger joints, fingertips, and other required key points.
• Detect and document occlusion, motion blur, gloves, low light, and multiple-hand scenarios.
• Apply annotation guidelines and quality standards consistently.
• Review previously labelled data and correct errors when required.
• Report ambiguous or technically challenging cases.
• Maintain accuracy and productivity across large datasets.

Requirements

• Experience with image or video annotation for machine learning projects.
• Experience using a data annotation platform.
• Ability to identify detailed visual landmarks accurately.
• Familiarity with bounding boxes, key points, landmarks, or ground-truth labels.
• Professional written English for documenting annotation issues.