Onuoha F.

Key Skills

Software

Other

Mercor

Top Subject Matter

AI content evaluation

editorial judgment

human feedback systems

Top Data Types

Computer Code Programming

Audio

Document

Text

Top Task Types

Classification

Evaluation/Rating

Freelancer Overview

Content Systems & Evaluation Lead (Data Frank | Substack). Brings 9+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Bachelor of Technology, Federal University of Technology, Owerri (2024). AI-training focus includes data types such as Text, Computer Code, and Programming and labeling workflows including Evaluation and Rating.

Labeling Experience

Data Analyst — The DAO Network (Remote) (Data validation and reconciliation workflows)

OtherText

Performed deterministic analytical data-validation workflows for financial and operational datasets to ensure consistent, audit-ready outputs for recurring reporting cycles. Built Python- and Excel-based reconciliation systems that validate multi-source data and identify inconsistencies. Collaborated with backend developers to align SQL data structures with analytical logic used for business intelligence outputs. • Designed structured workflows for reconciliation, cleaning, and validation across reporting cycles. • Implemented reproducible validation logic to reduce variability in outputs. • Conducted exploratory data analysis and trend modeling to support strategic recommendations. • Resolved data inconsistencies to improve reporting accuracy and audit reliability.

2024 - Present

Data Analyst — Onclets Aluminium Resources (Data & Operations Analytics)

OtherDocumentClassification

Developed structured data validation and reconciliation workflows to improve the accuracy and integrity of operational and KPI reporting. Implemented dashboard-ready analyses, including anomaly detection and root-cause analysis, to support decision-making and retention-oriented business outcomes. Supported cross-functional alignment between analytical outputs and business logic requirements. • Built Excel and Power BI analytical systems for monitoring operational performance and KPIs. • Implemented validation/reconciliation workflows that improved reporting accuracy. • Performed anomaly detection and root-cause analysis on financial datasets. • Created interactive dashboards for executive reporting and operational decisions.

2023 - 2025

Data Analyst — Rivalum Aluminium Co. (Financial & Operational Analytics)

OtherDocument

Conducted statistical validation and quality assurance on financial and sales datasets to reduce reporting errors. Built structured KPI tracking and forecasting models in Excel and supported analytical use cases through SQL data extraction optimization. Provided ad hoc data analysis using Python-inspired logic and advanced spreadsheet modeling techniques. • Performed QA and statistical validation across financial and sales datasets. • Built KPI tracking, forecasting, and operational reporting models in Excel. • Collaborated with SQL developers to optimize extraction pipelines for analytics. • Supported ad hoc analysis requests with structured modeling approaches.

2018 - 2023

Education

Work History