Ndubuisi O.

Key Skills

Software

Don't disclose

Other

Top Subject Matter

Human-AI interaction design

usability evaluation

content/product QA

Top Data Types

Text

Video

Document

Image

Top Task Types

Classification

Object Detection

Question Answering

Prompt + Response Writing (SFT)

Text Summarization

Text Generation

RLHF

Entity (NER) Classification

Evaluation/Rating

Transcription

Freelancer Overview

Junior UI/UX Designer (AI Startup) | Get Zing AI. Brings 9+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Don't disclose and Other. Education includes Higher National Diploma, Federal College of Dental Technology & Therapy (2014) and Professional Diploma in Education (In View), LLBSUK (2026). AI-training focus includes data types such as Text, Video, and Document and labeling workflows including Evaluation, Rating, and Classification.

Labeling Experience

Communication Officer | Weircapacity, Abuja

Don't discloseTextClassification

You monitored and evaluated outgoing communications to ensure brand voice consistency, factual accuracy, and audience appropriateness. You performed competitor and stakeholder benchmarking using structured data gathering and classification. You applied and enforced documented brand guidelines across all content channels to follow detailed instructions at scale. • Communication QA for tone, factuality, and audience fit • Structured benchmarking and classification • Enforcement of guideline-based labeling rules • High-volume, instruction-driven content evaluation

2025 - Present

Junior UI/UX Designer (AI Startup) | Get Zing AI

Don't discloseText

You evaluated AI-assisted outputs and product usability across user journey flows and screen-level experiences for accuracy. You reviewed and labeled edge cases and feature interactions in an AI-supported mobile application context. You ensured consistent adherence to detailed specification guidelines during human-in-the-loop review processes. • Performed structured human evaluation of AI-assisted outputs • Labeled usability/accuracy issues and edge cases • Assessed adherence to specification and interaction expectations • Supported design work requiring rule-following similar to annotation tasks

2024 - Present

Freelance Content & Web Consultant | Self-Employed

OtherText

You reviewed and curated large volumes of client content across text, images, and media for relevance, quality, and contextual accuracy. You applied SEO-oriented classification by identifying keywords, categorizing content, and adding metadata tags. You performed usability reviews and A/B testing evaluations requiring consistent human judgment and scoring. • Content relevance and quality evaluation • Keyword identification, categorization, and metadata tagging • Consistent scoring of usability/design outcomes • Multi-format annotation-style review across projects

2019 - Present

Volunteer Media Director | The REAL Platform, Abuja

OtherVideo

You reviewed, categorized, and approved published digital content across social media, websites, and campaign materials to maintain accuracy, tone, and brand consistency. You evaluated large volumes of audiovisual content for quality and contextual appropriateness prior to publication. You supervised contributors and enforced structured content guidelines similar to annotation task instructions. • Content approval and categorization across channels • Audiovisual quality and context evaluation • Contributor supervision with guideline enforcement • Frame-by-frame accuracy checks for motion graphics

2018 - Present

SDGs Digital Skills Trainer | Mind the Gap Nigeria / TechQuest Nigeria

OtherDocument

You trained 1,000+ youths in digital skills across Nigeria and evaluated learner outputs consistently using structured curricula. You collated, labeled, and designed training data reports for program evaluation across multiple cohorts. You also trained 500+ students in robotics, requiring precise categorization of student progress and structured reporting. • Learner output evaluation using consistent rubrics • Collation and labeling of training/evaluation data • Progress categorization for robotics cohorts • Structured reporting for program assessment

2014 - Present

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Education

Work History