Jessica N.

Key Skills

Software

Other

Top Subject Matter

Business intelligence data preparation for KPI tracking and reporting

Sales and customer data validation for internal reporting and dashboards

Top Data Types

Computer Code Programming

Top Task Types

Data Collection

Freelancer Overview

Data Analyst, Oracle Brain – Naples (dataset preparation for dashboards/automations). Brings 4+ years of professional experience across complex professional workflows, research, and quality-focused execution. Core strengths include Other. Education includes Higher National Diploma, Federal Polytechnic Oko (2016) and Google Data Analytics Professional Certificate, Google. AI-training focus includes data types such as Computer Code and Programming and labeling workflows including Data Collection.

Labeling Experience

Data Analyst, Oracle Brain – Naples (dataset preparation for dashboards/automations)

OtherData Collection

Worked primarily on analytics rather than explicit AI labeling, including preparing and transforming datasets for KPI reporting and forecasting support. Used SQL and Excel Power Query to clean and transform raw data before dashboarding and automated reporting workflows. Created interactive Power BI dashboards to surface performance metrics for business stakeholders. • Automated recurring reports to reduce manual effort by 30% • Performed data cleaning/transformation using SQL and Power Query • Collaborated with finance and operations teams on forecasting accuracy • Used advanced Excel functions (e.g., VLOOKUP, Pivot Tables) for reconciliation and reporting.

2026 - Present

Data Analyst Intern / Junior Analyst, INITS Limited – Nigeria

OtherData Collection

Supported analysis and reporting of sales and customer data, including data validation and integrity checks across internal systems. Assisted with building dashboards to visualize business performance metrics for management. Performed ongoing weekly and monthly reporting tasks to support decision-making. • Conducted data validation and integrity checks • Built dashboards for performance metric visualization • Produced weekly and monthly reports for management • Analyzed sales/customer data to identify growth opportunities.

2023 - 2026

Education

Work History