Marusia I.
AI Trainer | LLM Evaluator | Data Annotation | Virtual Assistant
I help AI companies improve Large Language Models through high-quality evaluation, annotation, research, and structured data management. Over the past several years, I have contributed to AI projects with Appen, Outlier, and RWS, evaluating AI-generated responses, performing prompt assessment, transcription, OCR annotation, and quality assurance while following detailed project guidelines. Alongside my AI experience, I bring more than 10 years of professional experience as a Virtual Office Assistant, managing CRM databases, research projects, lead generation, document processing, and administrative operations for international clients. My strengths include: • LLM Evaluation & AI Training • Data Annotation & Quality Assurance • Prompt Assessment • OCR Annotation & Transcription • Data Entry & Data Validation • Web Research • CRM Management • Lead Generation • Google Workspace & Microsoft Office I am detail-oriented, reliable, and comfortable working with large structured datasets where consistency and accuracy are essential. I enjoy long-term collaborations and always aim to deliver high-quality work on time.
Earnings and projects
Last 6 months ÷ 6
Last 6 months: $1.7k
Billed in all: $69,981$70k
$1.7k in the last 6 months
Across 3 contracts
Earnings, last 30 days
Skill rankings: Top 17% in English to Bulgarian Translation
Ranked by MRR among everyone on Upwork with the skill.
- #16English to Bulgarian Translation94 freelancers · 🇧🇬 #14Top 17%🇧🇬#14 of 85
- #31Optical Character Recognition102 freelancers · 🇧🇬 #1Top 30%🇧🇬#1 of 1
- #141Microsoft Dynamics CRM497 freelancers · 🇧🇬 #1Top 28%🇧🇬#1 of 2
- #245LLM Prompt799 freelancers · 🇧🇬 #1Top 31%🇧🇬#1 of 2
- #268Video Transcription1,245 freelancers · 🇧🇬 #1Top 22%🇧🇬#1 of 5
- #617Audio Transcription2,774 freelancers · 🇧🇬 #1Top 22%🇧🇬#1 of 8
- #793Data Annotation2,301 freelancers · 🇧🇬 #2Top 34%🇧🇬#2 of 6
- #834Prompt Engineering2,859 freelancers · 🇧🇬 #4Top 29%🇧🇬#4 of 15