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Chioma Marycynthia  N.
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Chioma Marycynthia N.

Data Entry & Online Research Specialist | Excel, Google Sheets & AI

Data Entry, Online Research, Excel, Google Sheets, and AI-assisted research support. I help businesses collect, verify, organize, and quality-check information, turning scattered data into accurate, usable spreadsheets and records. When information needs to be researched, entered, checked, or organized, accuracy matters. I help businesses get reliable results without spending hours sorting through information or correcting messy data. My services include: DATA ENTRY & DATA MANAGEMENT • Online and manual data entry • Spreadsheet data entry and updates • Data organization and formatting • Data verification and accuracy checks • Record management and database updates • CRM data entry and maintenance WEB & ONLINE RESEARCH • Web research and information gathering • Company and business research • Contact and information verification • Research using reliable online sources • Data collection, compilation, and cross-checking • Research findings organized in structured spreadsheets EXCEL & GOOGLE SHEETS • Microsoft Excel data entry and management • Google Sheets organization and updates • Spreadsheet formatting and cleanup • Data sorting, categorization, and validation • Duplicate identification and removal • Structured data reporting AI-ASSISTED WORK & EVALUATION • AI response evaluation • AI-generated content review • Research and fact verification • AI-assisted research and administrative tasks • Reviewing information against instructions and quality criteria ADMINISTRATIVE SUPPORT • Virtual assistance • Administrative data management • Information and document organization • Research and spreadsheet support • Updating trackers and records Relevant experience My experience includes business and company research, B2B dataset development, social media trend research, data validation, Excel-based deliverables, healthcare-related data analysis, AI evaluation, and administrative support. I work with tools including Microsoft Excel, Google Sheets, ChatGPT, Power Query, Power BI, and SQL, applying them where they are relevant to the task. What you can expect • Strong attention to detail • Accurate and organized deliverables • Careful verification and cross-checking • Consistent spreadsheet formatting • Reliable communication • Ability to follow detailed instructions • Independent work and deadline awareness • Quality checks before delivery Whether you need accurate data entry, online research, spreadsheet management, information verification, or support with an AI-related task, I can help you turn the work into a clear, organized, and usable result. Send me the task requirements and I’ll take it from there.

🇳🇬Port Harcourt, Nigeria$22/hr100% JSS5.00 (2)Since Mar 2022

Earnings and projects

MRR
$351

Last 6 months ÷ 2.7 months active (since Aug 2026)

World#92,072 / 412k
🇳🇬Country#2,869 / 13.8k
Revenue, last 30 days
—

Read daily since Nov 3, under 30 days

Total earnings
$955

Billed in all: $1k

World#397,537 / 412k
🇳🇬Country#12,931 / 13.8k
Per project
$159

$156 in the last 6 months

World#280,050 / 412k
🇳🇬Country#9,071 / 13.8k
Projects, last 6 months
6
83% fixed17% hourly
World#34,408 / 412k
🇳🇬Country#2,240 / 13.8k
Projects in all
6
83% fixed17% hourly
World#250,293 / 412k
🇳🇬Country#9,522 / 13.8k

Earnings, last 30 days

$1kNothing earned since Nov 3Billed in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$980$1,000$1,020$1,040Nov 3Nov 6Nov 8

Tracked from Nov 3, 2026.

Skill rankings: Top 15% in Writing

Ranked by MRR among everyone on Upwork with the skill.

  1. #8AI-assisted research21 freelancers · 🇳🇬 #2Top 38%
  2. #51AI Evaluation149 freelancers · 🇳🇬 #2Top 34%
  3. #326AI Model Training1,135 freelancers · 🇳🇬 #7Top 29%
  4. #700Data Management2,504 freelancers · 🇳🇬 #25Top 28%
  5. #719Data Annotation2,301 freelancers · 🇳🇬 #33Top 31%
  6. #776Accuracy Verification2,777 freelancers · 🇳🇬 #12Top 28%
  7. #819Data Collection3,620 freelancers · 🇳🇬 #10Top 23%
  8. #928Data Cleaning3,952 freelancers · 🇳🇬 #36Top 23%