Recommended expert
Virginia Wangeci
Freelance Data Annotator & Search Evaluator
Experience
Jan 2022 - Jan 2025
3 years 1 monthFreelance Data Annotator & Search Evaluator
SIGMA AI
- Evaluated search results for relevance, accuracy, and quality based on given guidelines.
- Conducted data annotation and content labeling for AI training models.
- Assessed user intent to refine and enhance search engine algorithms.
- Provided linguistic insights for multilingual search optimization.
- Reviewed AI-generated responses to improve natural language processing (NLP).
Jan 2020 - Dec 2024
5 yearsPrompt Engineer & AI Rater
Remotasks
- Designed, tested, and evaluated AI-generated responses for various tasks.
- Optimized prompts to improve AI-driven outputs and model accuracy.
- Assessed conversational relevance and contextual accuracy of chatbot interactions.
- Analyzed large datasets to identify patterns and refine AI learning models.
Jan 2018 - Dec 2021
4 yearsTranscription & Translation Specialist
Welocalize
- Transcribed and translated content from German into English.
- Ensured linguistic and contextual accuracy for AI models and human users.
- Applied localization techniques to optimize search results for different regions.
Industries Experience
See where this freelancer has spent most of their professional time. Longer bars indicate deeper hands-on experience, while shorter ones reflect targeted or project-based work.
Experienced in Information Technology (5 years) and Professional Services (4 years).
Information Technology
Professional Services
Business Areas Experience
The graph below provides a cumulative view of the freelancer's experience across multiple business areas, calculated from completed and active engagements. It highlights the areas where the freelancer has most frequently contributed to planning, execution, and delivery of business outcomes.
Experienced in Quality Assurance (7 years), Research and Development (5 years), and Information Technology (5 years).
Quality Assurance
Research and Development
Information Technology
Summary
Detail-oriented German Search Relevance Evaluator with expertise in data annotation, linguistic analysis, and AI model training. Skilled in evaluating search query intent, ranking relevance, and improving algorithmic outputs for enhanced user experience. Strong background in transcription, translation and prompt engineering. Adept at working with AI-driven platforms to assess and refine content accuracy.
Skills
- Search Relevance Evaluation
- Data Annotation & Labeling (Cvat, Remotasks)
- Ai Model Training & Prompt Engineering
- Linguistic Analysis
- Sql, Python & Databricks (Basic)
- Quality Assurance & Accuracy Assessment
- Web Research & Query Analysis
- Transcription & Localization
- Cvat, Appen, Toloka, Oneforma, Remotasks
- Google Colab
- Openai Gpt-based Models
- Capcut
- Audacity
- Sql, Python (Basic)
- Databricks
Languages
German
NativeEnglish
AdvancedCertifications & licenses
Data Annotation & AI Model Training
Remotasks
Search Relevance & Web Research Training
Appen, TELUS AI
Sql & Python Basics
Self-Taught, Online Courses
Profile
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Frequently asked questions
Do you have questions? Here you can find further information.
Where is Virginia based?
Virginia is based in Offenbach am Main, Germany.
What languages does Virginia speak?
Virginia speaks the following languages: German (Native), English (Advanced).
How many years of experience does Virginia have?
Virginia has at least 7 years of experience. During this time, Virginia has worked in at least 3 different roles and for 3 different companies. The average length of individual experience is 2 years and 4 months. Note that Virginia may not have shared all experience and actually has more experience.
What roles would Virginia be best suited for?
Based on recent experience, Virginia would be well-suited for roles such as: Freelance Data Annotator & Search Evaluator, Prompt Engineer & AI Rater, Transcription & Translation Specialist.
What is Virginia's latest experience?
Virginia's most recent position is Freelance Data Annotator & Search Evaluator at SIGMA AI.
What companies has Virginia worked for in recent years?
In recent years, Virginia has worked for SIGMA AI, Remotasks, and Welocalize.
Which industries is Virginia most experienced in?
Virginia is most experienced in industries like Information Technology (IT) and Professional Services.
Which business areas is Virginia most experienced in?
Virginia is most experienced in business areas like Quality Assurance (QA), Research and Development (R&D), and Information Technology (IT).
Which industries has Virginia worked in recently?
Virginia has recently worked in industries like Information Technology (IT) and Professional Services.
Which business areas has Virginia worked in recently?
Virginia has recently worked in business areas like Quality Assurance (QA), Research and Development (R&D), and Information Technology (IT).
Does Virginia have any certificates?
Virginia has 3 certificates. These include: Data Annotation & AI Model Training, Search Relevance & Web Research Training, and Sql & Python Basics.
What is the availability of Virginia?
Virginia is immediately available for suitable projects.
What is the rate of Virginia?
Virginia's rate depends on the specific project requirements. Please use the Meet button on the profile to schedule a meeting and discuss the details.
How to hire Virginia?
To hire Virginia, click the Meet button on the profile to request a meeting and discuss your project needs.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
1200
900
600
300
Market avg: 850-1010 €
Market avg: 850-1010 €
The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.
Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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