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Alexandros K.

Alexandros K.

AI Data Annotator | Financial & Market Research Analyst

Greece flagAthens, Greece

Key Skills

Software

AppenAppen
LabelboxLabelbox
Label StudioLabel Studio
Internal/Proprietary Tooling

Top Subject Matter

Finance – Market Research & Risk Analysis
Economics – Macroeconomic & Central Bank Research
Customer Support – Social Media & Content Evaluation

Top Data Types

TextText
DocumentDocument
AudioAudio

Top Task Types

ClassificationClassification
Entity (NER) ClassificationEntity (NER) Classification
Text GenerationText Generation
Question AnsweringQuestion Answering
Text SummarizationText Summarization
Evaluation/RatingEvaluation/Rating
Data CollectionData Collection
Prompt + Response Writing (SFT)Prompt + Response Writing (SFT)

Freelancer Overview

Results-driven market analyst and AI data specialist with experience in macroeconomic research, financial market analysis, order flow interpretation, and AI-assisted data evaluation. Skilled in identifying patterns, validating datasets, labeling financial and sentiment-based information, and working with large volumes of structured and unstructured data. Strong understanding of economics, trading psychology, and market cycles. Experienced using AI tools for research, classification, content evaluation, trend analysis, and data organization. Background includes customer support, technical problem-solving, and independent analytical work requiring high attention to detail, consistency, and accuracy. Comfortable following strict guidelines, meeting deadlines, and adapting quickly to new AI training and annotation projects.

Labeling Experience

AI Data Labeling & Financial Market Analysis

TextTextData CollectionData Collection

Worked on AI assisted financial and market research projects involving data classification, sentiment analysis, annotation, and trend evaluation across macroeconomic and trading related datasets. Analyzed structured and unstructured financial data including market sentiment, economic indicators, sector performance, and trading behavior. Performed data validation, categorization, quality checks, and pattern recognition tasks to improve dataset accuracy and consistency. Used AI tools to support research workflows, organize information, evaluate content relevance, and identify trends across multiple data sources. Maintained strong attention to detail while following strict analytical and quality standards in fast-paced environments.

2024 - Present

Education

T

TAFE NSW Sydney

Technical Qualification / Diploma in Refrigeration Technology, Refrigeration Technology

Technical Qualification / Diploma in Refrigeration Technology
1994 - 1994

Work History

T

Teleperformance

Social Media Support Agent

Athens
2024 - Present
S

Self-Employed / Independent

Freelance / Independent

Argiroupoli
2019 - Present