Data Annotator / Annotation Operations Specialist

We are looking for a detail-oriented annotation specialist who enjoys working on large-scale, repetitive annotation tasks while maintaining exceptional quality and consistency. This role requires someone who can quickly understand annotation guidelines, apply sound judgment to
ambiguous cases, and help manage annotation configuration changes through GitHub. The ideal candidate is comfortable balancing hands-on annotation work with ownership of annotation releases and version control.

Responsibilities

Maintain a high level of accuracy and consistency while working on repetitive annotation

tasks over extended periods.

Quickly understand new annotation guidelines and the reasoning behind them, enabling

appropriate judgment when edge cases require flexibility.

Identify ambiguous scenarios and recommend improvements to annotation guidelines.

Review annotation quality and provide feedback to improve consistency across the

team.

Review, resolve conflicts and approve GitHub annotation pull requests and maintain

clean version history

Support annotation release management by ensuring changes are properly reviewed,

tested, and documented.

Monitor and troubleshoot GitHub Actions workflows related to annotation releases and

configuration validation.

Skills

Must have

Strong attention to detail and ability to maintain quality during highly repetitive work.

Experience with image, video, or sensor data annotation.

Ability to learn complex annotation guidelines quickly and understand the rationale

behind them.

Good judgment in handling edge cases while maintaining annotation consistency.

Experience using GitHub for version control.

Comfortable creating branches, submitting pull requests, resolving merge conflicts, and

reviewing code or configuration changes.

Strong written communication and documentation skills.

Nice to have

Experience writing or improving annotation guidelines.

Familiarity with SQL, Python, or data analysis tools is a plus.

Other

Languages

English: B2 Upper Intermediate

Seniority

Junior