Mary N.

Key Skills

Software

Other

Remotasks

Scale AI

Top Subject Matter

AI training data annotation and verification (multimedia)

AI training data annotation (multimedia)

Multilingual text dataset annotation and validation

Top Data Types

Audio

Video

Text

Image

Top Task Types

Audio Recording

Action Recognition

Entity (NER) Classification

Classification

Freelancer Overview

AI Data Specialist (Remote, Part-time) — AI data collection, annotation, pairwise comparison, transcription, and quality. Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other, Remotasks, and Scale AI. Education includes Diploma in Broadcast Journalism, Multimedia University of Kenya (2020) and Certificate in Virtual Assistant, ALX Africa (2025). AI-training focus includes data types such as Audio, Video, and Text and labeling workflows including Audio Recording, Action Recognition, and Entity (NER) Classification.

Labeling Experience

AI Data Specialist — Video-related labeling and quality assurance for AI training.

OtherVideoAction Recognition

Annotated and tagged multimodal content, including video, according to project guidelines. Conducted pairwise comparisons to evaluate data quality and ensure consistency. Performed data cleaning-like verification via counting and cross-checking tasks. • Tag and label across multiple content types including video • Perform pairwise comparisons for quality and consistency • Execute counting and verification tasks for accuracy • Follow detailed project guidelines for labeling consistency

2026 - 2026

AI Data Specialist (Remote, Part-time) — AI data collection, annotation, pairwise comparison, transcription, and quality verification.

OtherAudioAudio Recording

Collected and evaluated audio and audio/video data to support model training and analysis. Performed bilingual transcription and quality/format verification tasks in English and Swahili. Ensured data quality through precise counting and verification activities. • Capture high-quality audio/video for AI model training • Execute pairwise comparisons to assess quality and consistency • Perform bilingual transcription with formatting guidelines • Complete counting and verification tasks with high accuracy

2026 - 2026

AI Data Annotation Specialist

Scale AIImageClassification

No description provided.

2022 - 2024

AI Data Annotation Specialist (Remote, Part-time) — Text classification, labeling, validation, and guideline-based review.

RemotasksTextEntity (NER) Classification

Completed large-scale AI annotation projects involving text classification, labeling, and dataset validation. Reviewed outputs for accuracy, consistency, and contextual correctness across multilingual datasets. Conducted categorization, tagging, and comparison tasks following detailed project guidelines. • Text classification and labeling for AI datasets • Dataset validation and accuracy/consistency review • Multilingual categorization and tagging • Comparison tasks aligned to project instructions

2022 - 2024

SEO Content Writer (Remote) — Research/evaluation and quality verification work relevant to AI data review.

OtherText

Produced structured digital content through research, evaluation, and accuracy verification. Applied analytical thinking and structured evaluation methods that are transferable to AI data review tasks. Used performance data and content tests to improve information quality. • Research and accuracy verification for structured content • Conduct content tests to improve information quality • Analyze performance data to guide improvements • Manage editorial workflows to meet quality standards

2021 - 2024

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Education

Work History