Evans M.

Key Skills

Software

Sama

Top Subject Matter

Legal Services & Contract Review

Regulatory Compliance & Risk Analysis

Legal Research & Document Analysis

Top Data Types

Text

Document

Image

Audio

Video

Top Task Types

Entity (NER) Classification

Bounding Box

Transcription

Freelancer Overview

Sama (Samasource Kenya EPZ Ltd.) — Data Annotation Expert. Brings 8+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Sama. Education includes Bachelor of Science, University of Nairobi (2015). AI-training focus includes data types such as Text, Image, and Audio and labeling workflows including Entity (NER) Classification, Bounding Box, and Transcription.

Labeling Experience

Sama (Samasource Kenya EPZ Ltd.) — Data Annotation Expert

SamaAudioTranscription

Transcribed and annotated audio/video recordings to support speech and action recognition model training. Used defined labeling guidelines to ensure consistent annotation outputs across batches. Flagged corrupted, out-of-scope, or privacy-violating data and ensured proper handoff of completed datasets to ML/data science teams. • Speech-related transcription • Action recognition annotations • Audio/video review and validation • Corrupt and privacy-scope flagging

2023 - 2025

Sama (Samasource Kenya EPZ Ltd.) — Data Annotation Expert

SamaImageBounding Box

Performed image annotation for computer vision models by drawing bounding boxes and creating segmentation and polygon annotations. Applied consistent labeling schemas and documented edge cases and labeling decisions for future reference. Monitored inter-annotator agreement (IAA) scores and tracked error rates across annotation batches to improve labeling reliability. • Bounding box annotation • Semantic segmentation • Polygon annotation • IAA and error-rate monitoring

2023 - 2025

Sama (Samasource Kenya EPZ Ltd.) — Data Annotation Expert

SamaTextEntity (NER) Classification

Labeled and annotated text data for NLP tasks including named entity recognition, sentiment tagging, and intent classification. Enforced labeling guidelines and resolved inconsistent or ambiguous labels to maintain dataset quality. Reviewed and validated annotations produced by other team members to ensure correctness and consistency. • Named Entity Recognition (NER) • Sentiment tagging • Intent classification • Annotation quality review and validation

2023 - 2025

Education

Work History