James M.

Key Skills

Software

Label Studio

Remotasks

Other

Top Subject Matter

AI training data for NLP across general and medical/clinical domains.

Commercial AI search

content moderation

Top Data Types

Text

Image

Document

Top Task Types

Entity (NER) Classification

Classification

Diagnosis

Freelancer Overview

Senior Data Annotator & Labeling Specialist — Freelance (Multiple Platforms, Remote). Brings 3+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Label Studio, Remotasks, and Other. Education includes Diploma in Clinical Medicine, Mount Kenya University (2020). AI-training focus includes data types such as Text, Medical, and DICOM and labeling workflows including Entity (NER) Classification, Classification, and Diagnosis.

Labeling Experience

Senior Data Annotator & Labeling Specialist — Freelance (Multiple Platforms, Remote)

Label StudioTextEntity (NER) Classification

Delivered large-scale text annotation for NLP training corpora using named entity recognition, sentiment labeling, intent classification, and coreference resolution schemes. Applied multi-criteria annotation guidelines to achieve sustained accuracy above 97% while ensuring dataset consistency. Produced labels used for healthcare NLP, dialogue understanding, and LLM preference/rating workflows. • Named entity recognition and span-level entity labeling • Sentiment, intent, and dialogue act labeling • Coreference resolution and relation-style schema labeling • RLHF preference rankings and scalar ratings for LLM fine-tuning

2021 - Present

AI Data Labeling Contractor — Appen / Remotasks (Remote)

RemotasksTextClassification

Performed text labeling for AI search relevance and web/query understanding projects, including search relevance rating and query-document matching. Labeled social media content for toxicity and offensive language detection to support community guideline compliance. Completed hierarchical and multi-label data categorization for e-commerce, healthcare, and legal datasets while documenting guideline ambiguities. • Search relevance rating and query-document matching • Web page classification • Toxicity/offensive language and compliance labeling • Hierarchical taxonomy and multi-label categorization

2020 - 2021

Medical Content Annotator — Freelance (Remote)

OtherDiagnosis

Annotated clinical and medical text corpora with entity labels, relationships, and semantic tags using medical ontology references (e.g., ICD and SNOMED CT). Reviewed AI-generated medical responses for clinical accuracy, terminology correctness, and safe communication of health information. Contributed structured and unstructured healthcare labels to datasets for medical chatbots and clinical decision support AI. • Medical entity labeling and relationship/tag annotation • Ontology-based semantic tagging (ICD/SNOMED CT references) • Clinical accuracy and safety review of AI responses • Training dataset contributions for healthcare NLP systems

2019 - 2020

Education

Work History