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Alex Zuzan

Alex Zuzan

AI Data Annotation Specialist - Information and Communication

ROMANIA flag
Iasi, Romania
$13.00/hrEntry LevelOther

Key Skills

Software

Other

Top Subject Matter

No subject matter listed

Top Data Types

AudioAudio
ImageImage
TextText
VideoVideo

Top Label Types

Text Summarization
Translation Localization
Evaluation Rating
Data Collection
Prompt Response Writing SFT

Freelancer Overview

I am an experienced AI Data Annotation Specialist with a strong background in labeling and annotating diverse datasets, including text, images, and audio, to support the development and optimization of machine learning models. My expertise includes utilizing Natural Language Processing (NLP) techniques for sentiment analysis, keyword tagging, and syntactic labeling, as well as contributing to object recognition and speech-to-text projects. I have a keen eye for detail, ensuring high-quality and consistent annotations, and have successfully collaborated with cross-functional teams to meet project requirements and deadlines. With additional experience in content moderation, compliance, and customer service, I bring strong analytical, technical, and communication skills, along with proficiency in tools such as Python, SQL, Microsoft Office, and various web technologies. My academic background in software development further enhances my ability to understand and contribute to AI-driven solutions across multiple domains.

Entry LevelEnglishRomanian

Labeling Experience

AI Data Analyst & Quality Assurance (Computer Vision) (Project D)

OtherImageText SummarizationTranslation Localization
QA Specialist - AI Data Annotation Quality Control: Conducted rigorous audits of annotated datasets (text, image, or video) to ensure 100% alignment with project guidelines. Error Analysis: Identified patterns of mislabeling and provided detailed feedback reports to improve the accuracy of the annotation team. Guideline Refinement: Collaborated with Data Scientists to clarify edge cases and update annotation manuals for better consistency. Data Validation: Verified the 'Ground Truth' for complex AI projects, ensuring the models are trained on unbiased, high-quality information. Quality Assurance & Auditing: Promoted to a QA Auditor role within the first 3 months due to consistent top-tier performance. Responsible for validating the accuracy and logic of large-scale datasets used for training Generative AI models (RLHF). Generative AI Data Creation: Specialized in creating complex, multimodal synthetic data (Text-to-Image). Developed high-fidelity conversational scenarios with lon

QA Specialist - AI Data Annotation Quality Control: Conducted rigorous audits of annotated datasets (text, image, or video) to ensure 100% alignment with project guidelines. Error Analysis: Identified patterns of mislabeling and provided detailed feedback reports to improve the accuracy of the annotation team. Guideline Refinement: Collaborated with Data Scientists to clarify edge cases and update annotation manuals for better consistency. Data Validation: Verified the 'Ground Truth' for complex AI projects, ensuring the models are trained on unbiased, high-quality information. Quality Assurance & Auditing: Promoted to a QA Auditor role within the first 3 months due to consistent top-tier performance. Responsible for validating the accuracy and logic of large-scale datasets used for training Generative AI models (RLHF). Generative AI Data Creation: Specialized in creating complex, multimodal synthetic data (Text-to-Image). Developed high-fidelity conversational scenarios with lon

2025

Education

E

Ecologic Green Foundation (FEG)

Bachelor Degree, Software and Applications Development and Analysis

Bachelor Degree
2021 - 2023
C

Colegiul De Cai Ferate Unirea Pascani

Bachelor Degree, Computer Technology

Bachelor Degree
2017 - 2021

Work History

T

Telus International

Content Moderator

Iasi
2025 - 2025
C

Concentrix Corporation

Sanctions Analyst

Iasi
2024 - 2025