Data Annotation Specialist

Data Annotation Specialist

Position Details

Location: San Francisco, CA 94107 (Onsite)Type: Contract $30-35w2 per hourThe Annotation QA Specialist is responsible for ensuring the quality, accuracy, and consistency of annotated datasets. Working closely with internal teams, this role maintains high standards of data integrity and supports the smooth execution of data-related projects.

Responsibilities

• Serve as the primary quality checkpoint for our route configuration and annotation process, ensuring adherence to quality standards and project requirements.
• Review and evaluate datasets for accuracy, completeness, and consistency — identifying, flagging, and resolving discrepancies or errors.
• Conduct regular quality control audits on annotated data, implementing and tracking corrective measures as needed.
• Document QA findings and trends, providing actionable insights and recommendations to improve annotation quality over time.
• Collaborate with annotation team members and cross-functional partners to communicate quality standards and address recurring issues.
• Assist with data analysis and reporting tasks as needed.

Required Qualifications

• Excellent attention to detail with a high degree of accuracy in reviewing and evaluating annotated data.
• Strong communication and interpersonal skills, with the ability to work effectively in a team environment.
• Ability to prioritize tasks, meet deadlines, and adapt to shifting project requirements.
• Strong analytical and problem-solving skills, with the ability to translate data findings into actionable recommendations.
• Proficiency in spreadsheet tools (Excel, Google Sheets).

EEO Statement

Blackstone Talent Group is a division of Blackstone Technology Group, a global IT services and solutions firm that implements technological solutions across commercial industry verticals and the US Federal Government.

Blackstone’s global talent augmentation practice was founded in 1998. Blackstone Talent Group has offices in San Francisco, Denver, Houston, Colorado Springs, and Washington, DC. We specialize in providing clients the best talent across a variety of industries and sectors.