Stathis Kaloutsidis

About Me

Hello, my name is Efstathios Kaloutsidis, but you can call me Stathis. I am a Greek data engineer with a Bachelor of Science in Computer and Informatics Engineering from the Technological Educational Institute of Western Greece, and an Executive MBA from the University of Piraeus. Besides my passion for Information Technology, I enjoy spending quality time with friends and family. My hobbies include snowboarding, weight training, reading, and watching movies. For more insights into my professional interests, you can visit these links: Credly, GitHub or you can connect with me in LinkedIn.

Experience

COVARIANCE P.C.

Head of Data Engineering Dept

As the Head of Data Engineering, my role encompasses a diverse set of responsibilities:

Oversee the entire project lifecycle, from gathering specifications to writing code, implementing pipelines, and producing documentation.
Manage projects, communicate with customers, and ensure seamless communication between all stakeholders.
Handle end-to-end project tasks, encompassing all aspects of data engineering, ensuring that each project runs smoothly from start to finish.
Excel in multitasking and managing high-pressure environments, adapting swiftly to evolving project demands.
Mentor and guide junior engineers, fostering a collaborative and growth-oriented team environment.

Indicative Tools:

Python
Azure SQL Server
Azure Data Factory
Azue Functions
Azure Blob Storage
Azure Logic Apps
SharePoint
Power Automate
Jira
Git / GitHub

KPMG Greece

Software Developer

Member of internal IT applications team

Supported users with software-related problems and implemented new solutions based on business needs.
Leveraged data engineering tools and technologies to provide detailed reports for business users and executives.

Indicative tools:

SSRS reports (RDL)
SSAS multidimensional (MDX) / Tabular (DAX)
SSIS, ETL
PowerBI reports/dashboards
Excel reports
CCH Tagetik
SQL Server / Transact-SQL
.NET (#C, VB)
VBA

IST - International Software Techniques S.A.

Software Engineer

External Collaborator - Multinational Telecommunication Company
Business Intelligence Department & OSS Department

BI Engineer: Developed and maintained business intelligence solutions to provide actionable insights.
OSS Engineer: Managed and optimized operational support systems.

Indicative tools:

SSRS reports (RDL), PowerBI reports, Excel reports
SSAS multidimensional cubes
SQL Server, Oracle database, PL/SQL
SharePoint
PowerShell scripts for DB’s, Reporting Services, SharePoint, AD and system administration.

EYDAP

IT Support Technician - Internship

During my internship as IT Support, I honed my technical skills in maintaining and upgrading various devices, and developed strong problem-solving abilities through daily troubleshooting tasks. Additionally, I learned the importance of effective communication and providing timely support to ensure smooth operations within the company.

Administartion of company portal and email.
Maintenance, repair, upgrade and installation of PC's, laptops, scanners, printers and multifunction printers.
Troubleshooting everyday IT related problems of employees through remote access or in person.

Education

University of Piraeus

Fall 2024 - Present

Executive MBA

Critically interpret business organization and management concepts.
Use appropriate tools and statistical methods for analyzing and solving business problems and crises.
Apply knowledge, experience, and skills to develop innovative solutions for modern organizational challenges.
Embrace continuous improvement and personal development within the organization.
Understand the entrepreneurship ecosystem and evaluate business opportunities.

Technological Educational Institute of Western Greece

Fall 2011 - Dec 2017

Bachelor of Science in Computer and Informatics Engineering Department - CIED

Thesis: Data Mining in RDBMS.
Paper about Internet of Things (IoT).
In Jan 2016 I presented the “Production and Distribution of a Product in Marketing” for a students’ conference held by the Technological Educational Institute of Western Greece (Patras).

Projects

Collecting Height

A Web application that collects users height, stores it in DB then it send an email to the user with statistical analysis of average height data in the records of db.
Deployed on Heroku.
Keywords: Python, Flask, HTML, CSS, PostgreSQL, Heroku.

View Project

World Happiness

A Jupyter notebook in which I explore the happiness of Greece according to the World Happiness Report in the years of 2015 to 2019.
Keywords: Python, Jupyter Notebook, Pandas, NumPy, Matplotlib, GeoJSON, Folium, Choropleth map, Data Science, Data Analysis, Data Visualization.

View Project

View More Projects

Webmap of Greece

An interactive Webmap of Greece, to display various locations on the map with valuable information. The user can click the points on the map to display numerous information about volcanoes, ports, mountains, ski resorts and lakes across Greece.
Keywords: Python, Folium, Leaflet, OpenStreetMap.

View Project

Bookshelf

Bookshelf is an executable program made with python. You can use Bookshelf as a storeroom of the books which you have read. Bookshelf stores the information about the Title, Author, Year and the ISBN of the book.
Keywords: Python, Tkinter, SQLite, GUI, SQL.

View Project

Certifications

Universities

Companies

Databricks

Databricks Lakehouse Fundamentals Issued on: February 22, 2024.
Generative AI Fundamentals Issued on: March 21, 2024.

KPMG International

KPMG TOM Foundations. Issued on: June 12, 2023.
Digital and Data Foundations - Disruptive technologies. Issued on: June 14, 2023.
Digital and Data Foundations - Cloud, Technology Platforms and Cyber Security Issued on: June 07, 2023.
Digital and Data Foundations - Agile and Software Development Issued on: June 14, 2023.
Digital and Data Foundations - Artificial intelligence and automation Issued on: June 14, 2023.
Digital and Data Foundations - Data, Sustainability and Technology Issued on: January 10, 2024.

Google

Basic Digital Marketing Principles please enter this text R2T VMQ HLT as the Credential ID. Issued on: October 15, 2016.

IBM

Introduction to Data Science. Issued on: February 13, 2020.
Data Science Methodology. Issued on: February 14, 2020.
Data Science Hands-On with Open Source Tools. Issued on: February 14, 2020.
Python 101 for Data Science. Issued on: February 19, 2020.
Data Analysis with Python. Issued on: February 21, 2020.
Data Visualization with Python. Issued on: February 24, 2020.
NoSQL and DBaaS 101. Issued on: October 5, 2020
Data Privacy Fundamentals. Issued on: October 6, 2020
Modernizing Java EE Applications. Issued on: October 6, 2020

Udemy

HTML5 and CSS3 Fundamentals. Issued on: November 25, 2019.
Javascript Essentials. Issued on: November 26, 2019.
Learn to Program in Javascript: Beginner to Pro. Issued on: November 28, 2019.
Leveling up to ES6. Issued on: November 29, 2019.
ES6 / EcmaScript Fast Crash Course. Issued on: December 5, 2019.
Intro to Git. Issued on: January 5, 2020
Learn Git: Everything You Need To Know. Issued on: January 5, 2020.
The Complete Oracle SQL Certification Course. Issued on: February 12, 2020.

Stathis Kaloutsidis

Lead Data Engineer

About Me

Experience

COVARIANCE P.C.

Head of Data Engineering Dept

KPMG Greece

Software Developer

IST - International Software Techniques S.A.

Software Engineer

EYDAP

IT Support Technician - Internship

Education

University of Piraeus

Executive MBA

Technological Educational Institute of Western Greece

Bachelor of Science in Computer and Informatics Engineering Department - CIED

Projects

Collecting Height

World Happiness

Webmap of Greece

Bookshelf

Skills

Certifications

Universities

Athens University of Economics and Business

University of Michigan

Stanford University

The Open University (United Kingdom)

The Open Universities (Australia)

Companies

Databricks

KPMG International

Google

IBM

Udemy

Get in Touch