Summary
Overview
Work History
Education
Skills
Websites
Certification
Languages
Training
Timeline
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Michalis Koumporelos

Nicosia

Summary

Motivated and results driven Data Analyst with skills in data warehousing, process validation and business needs analysis. Identifies and develops valuable solutions to improve accuracy and process optimization. Drives business success with recommendations based on data findings.

Overview

11
11
years of professional experience
1
1
Certification

Work History

Data Reporting Analyst

Yesss Electrical UK
09.2024 - Current
  • Developed and maintained nationwide performance reports using Oracle SQL and SQL Server, delivering actionable insights to senior leadership across departments.
  • Transformed complex datasets into clear dashboards and ad hoc analyses, directly influencing operational decisions and sales strategy. format this so it's perfect align with the other text width of the cv and everything to look professional
  • Collaborated with regional managers and cross-functional teams to identify data driven opportunities for efficiency and revenue growth.

Data Analyst

RetailZoom
10.2022 - Current
  • Provide statistical support on all research projects run by the company
  • To be able to run basic analyses and provide feedback on data quality issues
  • Undertake data manipulation projects and provide outputs and insights on the market trends under strict deadlines
  • Support all departments, from data processing stage to client delivery stage, from a statistical perspective
  • Develop general understanding of all market research process in general, as carried out by RetailZoom
  • Develop general knowledge of the activities and responsibilities of the departments in the company

Analytical Chemist

MUNDIPHARMA PHARMACEUTICALS LTD
08.2020 - 09.2022
  • Analyze and interpret data to ensure that data are accurately recorded in accordance with guidelines, report and present results and keep up to date with new scientific and technical developments
  • In lead of health and safety department. Compliance with health and safety standards within work environment
  • Analyzing product samples to ensure that they were in comply with current GMP standard
  • Responsible for water treatment by analyzing samples of filtered water to ensure that quantities of solids left in suspension are below prescribed limits , determination of free and available chlorine, heavy metals , and nitrates in different water pumps

Bank Teller

HELLENIC BANK LTD
10.2018 - 07.2020
  • Handling all cash transaction of organization
  • Receive payment by cash, cheques, credit card, etc.
  • Checking daily cash accounts
  • Guiding and solving queries of customer
  • Maintaining monthly, weekly and daily report of transactions

WATER-TREATMENT PLANT OPERATOR

MICHAELIDES G.P. AND SONS (AGENCIES) LTD
09.2018 - 09.2018
  • Add chemicals to disinfect water or other liquids
  • Inspect equipment on regular basis
  • Monitor operating conditions, meters, and gauges
  • Collect and test water and sewage samples
  • Record meter and gauge readings and operational data
  • Operate equipment to purify and clarify water or to process or dispose of sewage

Analytical Chemist Intern

DEPARTMENT OF HEALTH OF THE MUNICIPALITY OF NICOSIA
07.2014 - 08.2014
  • Trainee chemist at Health Service of Municipality of Nicosia, where main activities and responsibilities were food and drink control, including drinking water control, public neglect investigations, insect and rodent control campaign through spraying wells and in rainwater drains

Education

Bachelor of Science - Chemistry

Aristotle University of Thessaloniki
09.2017

Skills

  • Languages : SQL, Python,PySpark
  • Tools : Tableau, PowerBI
  • Industry Skills : Data Analysis, Data Preparation & Visualization, Reporting- KPIs, ETL process
  • Analytical Thinking
  • Organizational Skills
  • Credibility
  • Team Player
  • Strong Communication Skills
  • Time Management

Certification

  • Aug 2022 Data Analyst – knowledgedoor
  • Aug 2022 Tableau 2022 A-Z: Hands-on Tableau Training for Data Science, Udemy
  • Jul 2022 Microsoft Power BI Desktop for Business Intelligence, Udemy
  • February 2023 Data Analysis Bootcamp from Workearly Greece

Languages

Greek - Excellent
English - Excellent
French - Good

Training

BI/Data Analyst (04-9/2022) Reatcode-Workearly, IT Consulting Services | Athens, Greece (remote)

Timeline

Data Reporting Analyst

Yesss Electrical UK
09.2024 - Current

Data Analyst

RetailZoom
10.2022 - Current

Analytical Chemist

MUNDIPHARMA PHARMACEUTICALS LTD
08.2020 - 09.2022

Bank Teller

HELLENIC BANK LTD
10.2018 - 07.2020

WATER-TREATMENT PLANT OPERATOR

MICHAELIDES G.P. AND SONS (AGENCIES) LTD
09.2018 - 09.2018

Analytical Chemist Intern

DEPARTMENT OF HEALTH OF THE MUNICIPALITY OF NICOSIA
07.2014 - 08.2014

Bachelor of Science - Chemistry

Aristotle University of Thessaloniki
Michalis Koumporelos