Summary
Overview
Work History
Education
Skills
Websites
Timeline
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Anna Lefkothea Papavasileiou

Athens

Summary

Detail-oriented and analytical Junior Data Analyst with a strong foundation in data processing, visualization, and presenting. Proficient in R, Excel, SQL and Python, with experience in building and optimizing data workflows. Passionate about transforming raw data into valuable insights through efficient data analysis. Strong problem-solving skills and a keen eye for automation and process improvements. Eager to contribute technical expertise and grow within a dynamic data-driven environment.

Overview

2
2
years of professional experience

Work History

IT Support Specialist

Dropbox
08.2022 - 09.2023

During my time in Dropbox, I:

• Resolved technical issues (including backup,
external drive backup, file restoration, file sync
from the cloud to the app, and Dropbox app
malfunctions) for a diverse customer base,
building expertise in troubleshooting and data
systems.

• Was also responsible for refund/reimbursement
requests.

• Utilized internal tools to track, analyze, and report
on customer inquiries all over the world. Contact
with the customers was established either via e-mail/chat, or via phone, and all the
conversations were held in English.

Census Data Analyst

ELSTAT
09.2021 - 02.2022

I participated in the national census conducted by
the Hellenic Statistical Authority ELSTAT in 2021.

• I collected data related to the houses (number of
inhabitants, year of construction, etc.) in defined
areas.

• I analyzed the results using R, graphed them ,and
presented them to the authority.


Education

Bachelor of Science - Statistics

Athens University of Economics And Business
Athens
02-2025

Skills

    Excel/Google Sheets
  • Data cleaning and transformation
  • Pivot tables, VLOOKUP, INDEX/MATCH, basic charts
  • SQL
  • Writing queries to extract and manipulate data from databases
  • Basic to intermediate joins, filtering, aggregations
  • Programming (Python and R)
  • Python: Pandas, NumPy, Matplotlib, Seaborn, Scikit
  • Automating data cleaning and data analysis
  • Data Visualization Tools
  • Power BI
  • Creating dashboards and storytelling with data
  • Basic Machine Learning knowledge

    Languages

  • Fluent: Greek, English, Russian
  • Intermediate: German

Timeline

IT Support Specialist

Dropbox
08.2022 - 09.2023

Census Data Analyst

ELSTAT
09.2021 - 02.2022

Bachelor of Science - Statistics

Athens University of Economics And Business
Anna Lefkothea Papavasileiou