I am a dynamic and analytical mathematician with a strong academic foundation in advanced mathematics and statistics, now expanding into the corporate sector. I excel at transforming data into actionable insights and communicating complex statistical concepts in a clear, non-technical way. I thrive in collaborative environments where data-driven decisions shape strategy, operations, and outcomes.

Kourna Stavroula

I am a dynamic and analytical mathematician with a strong academic foundation in advanced mathematics and statistics, now expanding into the corporate sector. I excel at transforming data into actionable insights and communicating complex statistical concepts in a clear, non-technical way. I thrive in collaborative environments where data-driven decisions shape strategy, operations, and outcomes.

Available to hire

I am a dynamic and analytical mathematician with a strong academic foundation in advanced mathematics and statistics, now expanding into the corporate sector. I excel at transforming data into actionable insights and communicating complex statistical concepts in a clear, non-technical way. I thrive in collaborative environments where data-driven decisions shape strategy, operations, and outcomes.

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Experience Level

Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more

Language

Greek, Modern
Fluent
English
Fluent

Work Experience

AI Data Annotator at Telus (Sonic project) / Multimango & Parimango
September 1, 2025 - Present
AI data annotation on the Sonic project; evaluated and rated the quality of machine-translated online messages for accuracy and coherence.
AI Language Annotator at CrowdGen
November 1, 2025 - November 1, 2025
Evaluated and rated quality of machine-translated online messages for the Karimata project.
Speech validation and Speech collection at CrowdGen
October 1, 2025 - November 1, 2025
Conducted speech validation and collection for Mariva and Mavena projects.
Quality assurance evaluations on human-written prompts and responses in Mathematics at OneForma
October 1, 2025 - November 1, 2025
QA evaluations on mathematical prompts and responses to ensure accuracy and consistency.
Quality Assurance Manager in transcription Greek ASR Project at CrowdGen (ex-Appen)
September 1, 2025 - October 1, 2025
Managed QA activities for Greek Automatic Speech Recognition transcription project.
Greek Language Annotator at Your Personal AI
July 1, 2025 - September 1, 2025
Annotator for Greek language data; ensured linguistic quality and consistency.
Quality Assurance Manager in Tansy translation Project at Appen
May 1, 2025 - July 1, 2025
QA management for translation project; ensured translation quality and consistency.
Multilingual Response Evaluator at Spearmint Project, Appen
May 1, 2025 - Present
Evaluated multilingual responses for quality and relevance.
Speech Collection at Vizier Project, Appen
April 1, 2025 - July 1, 2025
Collected speech data for Vizier project; assisted in data gathering for model training.
Speech Validation at Veneta Project, Appen
April 1, 2025 - July 1, 2025
Validated speech data for quality and relevance.
Transcriptionist at OneForma
March 1, 2025 - May 1, 2025
Transcribed audio data for various projects.
Mathematics Teacher at Directorate of Secondary Education, Rhodope
January 1, 2024 - January 1, 2025
Mathematics teacher in middle school; delivered curricula and assessed student progress.
Translator at Titan Project, Appen
February 1, 2025 - March 1, 2025
Translator for the Titan project; translated technical materials.
Quality Assurance Manager in Iris Project at Appen
September 1, 2024 - April 1, 2025
QA management for the Iris project; oversaw quality control processes.
Transcriptionist at OneForma
October 1, 2024 - November 1, 2024
Transcribed audio data for multiple tasks.
Quality Assurance Rater (Maths) at Telus
September 1, 2024 - October 1, 2024
Rater for mathematics QA tasks; assessed accuracy and relevance.
AI Training at Outlier
May 1, 2024 - June 1, 2024
Involved in AI model training data curation and labeling.
Bug Hunter at Appen
February 1, 2024 - May 1, 2024
Bug hunting and issue identification for data labeling platforms.
Mathematics Teacher at Directorate of Secondary Education, Evia
January 1, 2023 - January 1, 2024
Mathematics teacher in middle and high schools; classroom instruction and assessment.
Assistant Supervisor for Population-Housing Census at Hellenic Statistical Authority, Komotini
January 1, 2021 - January 1, 2022
Assisted in census operations; data collection and coordination.
Teacher of Mathematics at Directorate of Secondary Education, Evros
January 1, 2019 - January 1, 2020
Mathematics teacher in middle and high schools.
Teacher of Mathematics at Directorate of Secondary Education, Viotia
January 1, 2018 - January 1, 2019
Mathematics teacher in middle and high schools.
Teacher of Mathematics at Directorate of Secondary Education, Rhodope
January 1, 2015 - January 1, 2018
Mathematics teacher in middle and high schools.
Teacher of Mathematics at Private tutoring institutes, Komotini
January 1, 2014 - January 1, 2015
Mathematics teacher in private tutoring institutes for secondary education.
Administrative Officer, Economic Department at Region of Eastern Macedonia and Thrace, Komotini
January 1, 2013 - January 1, 2014
Administrative duties in the Economic Department.
Teacher of Mathematics at Private tutoring institutes, Komotini
January 1, 2006 - January 1, 2013
Mathematics teacher in private tutoring institutes for secondary education.

Education

Bachelor in Mathematics at University of Crete
September 20, 2001 - April 11, 2006
Master in Applied Mathematics at Democritus University of Thrace
October 20, 2020 - June 20, 2022
Master in Statistics - Data Analysis at University of the Aegean
October 20, 2022 - February 20, 2024
Bachelor in Statistics at Athens University of Economics and Business
February 20, 2019 - June 30, 2022
Postgraduate studies in Statistics and Data Analysis at Aegean University
January 1, 2022 - January 1, 2024
Postgraduate studies in Applied Mathematics at Democritus University of Thrace
January 1, 2020 - January 1, 2022
Undergraduate studies in Statistics at Athens University of Economics and Business
January 1, 2019 - January 1, 2022
Undergraduate studies in Mathematics at University of Crete
January 1, 2001 - January 1, 2006

Qualifications

ECPE Certificate in English (C2)
January 11, 2030 - January 28, 2026
ECDL Core (European Computer Driving Licence)
January 11, 2030 - January 28, 2026

Industry Experience

Education, Software & Internet, Professional Services, Media & Entertainment, Other

Experience Level

Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more

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