Marielle B.
Data Management | Data Entry & QA | Data Annotation Specialist
💯 Proven and Trusted ✅ 🏆 𝙏𝙊𝙋 𝙍𝘼𝙏𝙀𝘿 Freelancer | 100% Job Success Score 👩💻 EXPERIENCED Data Annotation | Document & Invoice Management | Data Entry 🏆 𝐓𝐞𝐬𝐭𝐢𝐦𝐨𝐧𝐢𝐚𝐥 🏆 ⭐⭐⭐⭐⭐ 5 “Marielle was an absolute pleasure to work with on this very challenging project. She pushed through long, grueling hours while maintaining an impressive pace. Her keen eye and dedication made a real difference, and we definitely plan to work with her again on the next project.” 💚 If you want accurate, structured, and reliable data for your projects, we can chat 💬 or send me an 𝙄𝙉𝙑𝙄𝙏𝙀 or 𝙊𝙁𝙁𝙀𝙍, and you'll get a prompt response. Here’s how I can help you: 👇 🖋️ Data Annotation & Labeling Skilled in AI dataset preparation (Google Cloud Document AI, Vertex AI, custom tools) Bounding box, schema mapping, and text field annotation Image/document labeling and complex handwriting interpretation 📊 Data Entry & Document Processing High-volume, accurate data entry Invoices, financial documents, and public record management Extract structured fields: invoice numbers, dates, amounts, vendor details, tax IDs 🔍 Research & Data Management Product research & cataloging (e.g., wine, liquor, consumer goods) Database cleaning, organization, and consistency management Cross-checking sources to ensure accuracy 🛠️ Quality Control & Efficiency Detect and correct errors in AI-extracted or peer-reviewed data Maintain near-perfect accuracy under tight deadlines Balance speed with precision 💻 Tools & Platforms I Use ⟡ Google Workspace (Sheets, Docs, Forms, Drive) ⟡ Microsoft Excel / Word / PowerPoint ⟡ Google Cloud Document AI ⟡ ChatGPT ⟡ Claude ⟡ Others 𝐈 𝐡𝐚𝐯𝐞 𝐭𝐡𝐞 𝐟𝐨𝐥𝐥𝐨𝐰𝐢𝐧𝐠 𝐟𝐚𝐜𝐢𝐥𝐢𝐭𝐢𝐞𝐬: ✅ Windows ✅ 300 Mbps internet connection + backup ✅ Dedicated quiet workspace 🙌 What makes me stand out? I combine years of experience in data labeling and entry with precision, efficiency, and attention to detail. I excel at handling complex projects, maintaining accuracy under pressure, and delivering structured, reliable data that drives results.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $15k
Billed in all: $46,651$47k
$3.6k in the last 6 months
Across 24 contracts
Earnings, last 30 days
Skill rankings: Top 2% in Error Detection
Ranked by MRR among everyone on Upwork with the skill.
- #13Product Review552 freelancers · 🇵🇭 #1Top 2%🇵🇭#1 of 41
- #22Error Detection1,140 freelancers · 🇵🇭 #5Top 2%🇵🇭#5 of 164
- #31Data Labeling1,093 freelancers · 🇵🇭 #15Top 3%🇵🇭#15 of 240
- #40Document Review937 freelancers · 🇵🇭 #6Top 4%🇵🇭#6 of 158
- #58Accuracy Verification2,777 freelancers · 🇵🇭 #25Top 2%🇵🇭#25 of 1,089
- #61Data Annotation2,301 freelancers · 🇵🇭 #16Top 3%🇵🇭#16 of 422
- #74Data Management2,504 freelancers · 🇵🇭 #16Top 3%🇵🇭#16 of 882
- #123Data Cleaning3,952 freelancers · 🇵🇭 #12Top 3%🇵🇭#12 of 398