Dennis N.

Key Skills

Software

Other

Top Subject Matter

Social media ads evaluation and AI content QA/policy compliance

Speech-to-text transcription evaluation for AI training pipelines

Digital marketing content assessment and policy-aware ad evaluation

Top Data Types

Text

Audio

Document

Top Task Types

Transcription

Freelancer Overview

AI Data Trainer & Evaluator (Independent Projects) — Freelance / Self-Directed. Brings 4+ years of professional experience across legal operations, contract review, compliance, and structured analysis. Core strengths include Other. Education includes Bachelor of Science, University of Education, Winneba. AI-training focus includes data types such as Text and Audio and labeling workflows including Evaluation, Rating, and Transcription.

Labeling Experience

Social Media Content & Digital Presence Management — Ongoing content evaluation

OtherText

Actively assessed social media and advertising content for relevance, targeting quality, misleading claims, and policy violations. Applied consistent platform-aware judgment while engaging with sponsored posts, promoted ads, and influencer campaigns. Used ongoing review to support qualitative evaluation standards for digital ad content. • Reviewed sponsored/promoted content for relevance and targeting quality • Identified misleading claims and policy-violating material • Maintained consistent engagement-based assessment across major platforms • Built judgment skills for ads evaluation and compliance-oriented review

2024 - Present

AI Data Trainer & Evaluator (Independent Projects) — Freelance / Self-Directed

OtherText

Performed AI data training and evaluation using structured quality rubrics for AI-generated and advertising content. Reviewed and categorized digital content to flag inappropriate, misleading, or low-quality material while checking relevance and accuracy against expected outcomes. Maintained consistent quality assurance across high-volume datasets to support reliable AI model behavior. • Evaluated content relevance and accuracy using structured scoring criteria • Applied policy-aware checks to identify compliance issues • Categorized and reviewed digital content across platforms for quality • Ensured consistency and attention to detail across large batches

2023 - Present

AI Audio Transcription Web Application (Whisper AI) — Python/Django project

OtherAudioTranscription

Created an AI audio transcription system converting spoken English into text using OpenAI Whisper. Conducted transcription quality validation manually and through automated checks to simulate training-evaluation workflows. Processed and structured large volumes of unstructured audio data for downstream annotation and evaluation. • Transcribed spoken English into text using Whisper AI • Performed manual and automated transcription quality checks • Structured large volumes of unstructured audio for evaluation pipelines • Focused on accuracy of NLP outputs used for training/evaluation

2023 - 2023

Education

Work History