3D LiDAR Data Labeling Specialist

Appen Limited; United States; On-site; USD 41,000 - 44,000; Full time

Job summary

Appen is seeking a Data Annotation Analyst to label 2D/3D objects in images, video, and LiDAR data. You will create segmentation, tracking, pose, and keypoint annotations while following detailed guidelines to ensure accuracy and consistency.

You will review outputs, address QA feedback, and escalate ambiguous scenes or tooling issues. A degree is preferred, and experience with image annotation workflows is a plus.

Qualifications

• Annotate 2D and 3D objects across images, video, and LiDAR point clouds.
• Apply detailed annotation guidelines and quality standards.
• Review work and respond to QA feedback.
• Identify ambiguous scenes and tooling issues.
• Document data quality issues with clear reproduction steps.
• Participate in calibration sessions and guideline reviews.
• Share observations to improve guidelines and edge-case docs.

Responsibilities

• Annotate 2D and 3D objects across images, video, and LiDAR.
• Create and maintain segmentation, object tracking, pose, and keypoint annotations across sequences.
• Review work and respond to QA feedback.
• Identify ambiguous scenes and tooling issues and document steps to reproduce.
• Participate in calibration sessions and guideline reviews.

Skills

Attention to detail

Spatial reasoning

Software navigation

Productivity targets

GenAI workflows

Reliable internet

Education

Associate or bachelor’s degree

Tools

AutoCAD

Image annotation tools

3D annotation tools

Job description

Appen is seeking a Data Annotation Analyst to label 2D/3D objects in images, video, and LiDAR data. You will create segmentation, tracking, pose, and keypoint annotations while following detailed guidelines to ensure accuracy and consistency.

You will review outputs, address QA feedback, and escalate ambiguous scenes or tooling issues. A degree is preferred, and experience with image annotation workflows is a plus.