Hi, I am Paraskevas Leivadaros

System Engineer

As a System Engineer at Intracom Telecom with a Computer Science degree and a Google Cloud Digital Leader Certification, I specialize in cloud computing

Professional Experience

Implementation and Support System Engineer

Intracom Telecom · Full-time

Nov 2021 - Present
Paiania, Attiki, Greece · Hybrid

I am responsible for qualitative control and technical support of mobile prepaid telecommunication services and systems for telecommunications organizations in Greece and abroad. I am implementing and supporting applications for prepaid and fixed telephony of corporate clients and I have been given the opportunity to get to know in depth the structure and needs of large and integrated telecommunication networks. I am involved in several projects including implementation of products based on ServiceWeaver™ platform such as Internet Abroad and Prepaid Orchestrator microservices, playing an important role in all stages of the deployment.

  • RHEL
  • Bash
  • Java
  • MySQL
  • Python
  • SoapUI
  • Debian
  • Ubuntu
  • Docker
  • JMeter
  • Ansible
  • Grafana
  • Postman
  • RabbitMQ
  • OpenStack
  • Prometheus
  • VMWare ESXi
  • Spring Boot
  • GitLab CI/CD
  • Microservices
  • Oracle Database

System Analyst

Hellenic Army General Staff (KEPYES) · Full-time

Dec 2020 - Aug 2021 · 9 mos
Papagou-Cholargos, Attiki, Greece · On-site

I was responsible for performing troubleshooting of computer systems, hardware, and software. This involved identifying issues and providing timely solutions to ensure that systems were running optimally. I also gained expertise in resolving network problems, which included giving users clear instructions on how to perform tasks related to network maintenance and troubleshooting.

  • IT Operations
  • Network Monitoring

Digital Marketing Intern

Oh My Good Guide · Erasmus+ Internship

Feb 2020 - May 2020 · 4 mos
Málaga, Andalusia, Spain · Remote

I gained extensive experience in SEO techniques, social media management, and creative thinking. I was proficient in web management using WordPress and created engaging blog content. My experience with Google Analytics and Search Console honed my data analysis and problem-solving skills. Additionally, I managed client reviews and online travel agencies' systems, developing my communication and customer service abilities. Overall, I gained valuable skills in digital marketing and web management, as well as data analysis and client management that I can apply to future roles.

  • SE0
  • WordPress
  • Social Media
  • Data Analytics
  • Digital Marketing
  • Google Search Console
  • Google Universal Analytics

System Administrator

AUEB CSLab · Part-time

Oct 2017 - Feb 2019 · 1 yr 5 mos
Athens, Attiki, Greece · On-site

At the Computer Science Laboratories of the Athens University of Economics and Business, I was responsible for both systems monitoring and direct communication with end users

  • IT Operations
  • Active Directory

Academic Background

BSc in Computer Science

Athens University of Economics and Business

Sep 2015 - Jan 2021
Athens, Attiki, Greece

Databases and Knowledge Management
Operations Research and Economics of Information Technology

  • 240 ECTS (4-year degree)
  • Grade: 6.54 / 10 (Very Good)

Apolyterion of Secondary Education

Nea Penteli General Lyceum

Sep 2012 - May 2015
Penteli, Attiki, Greece

MUN Team
Nationwide (Panhellenic) University Entrance Examination Score: 16.102 / 20.000

  • Grade: 18.1 / 20 (Excellent)


Cloud Digital Leader

Google Cloud Certified

April 2023

Certification ID: 6D7oak · Blockchain ID: 785496

  • Series ID: 38661
  • Issue Date: 14 Apr 2023
  • Expiration Date: 14 Apr 2026

IELTS Academic

British Council

February 2023

Listening: 8/9 · Reading: 9/9 · Writing: 6.5/9 · Speaking: 7/9

  • English
  • CEFR Level C1
  • Overall Band Score: 7.5 / 9



January 2017

Listening: 12/25 · Reading: 22/25 · Writing: 20.5/25 · Speaking: 19.5/25

  • French
  • Grade: 74 / 100
  • Institut Français de Grèce


I have several projects that I am particularly proud of, and you can find more information and a complete list of them on my GitHub / GitLab pages 🚀

A website built on WordPress 6.1 hosted on an Ubuntu Linux Server on Digital Ocean to serve the needs of the AUEB Drama Club

  • PHP 7.4.3
  • MySQL 8.0.32
  • Digital Ocean
  • WordPress 6.1
  • Ubuntu 20.04 LTS
  • Google Analytics 4
  • Google Search Console


A simple web application that allows users to upload an image and get a description of the contents of the image using the Azure Cognitive Services API

  • CSS
  • HTML
  • JSON
  • jQuery
  • Bootstrap
  • JavaScript
  • GitHub Pages
  • Microsoft Azure
  • Cognitive Services

A website built on WordPress 6.1 hosted on an Debian GNU/Linux 10 Server on Google Cloud to serve the needs of an association of parents

  • PHP 7.4.33
  • MySQL 5.7.40
  • Google Cloud
  • WordPress 6.1.1
  • Google Analytics 4
  • Debian GNU/Linux 10
  • Google Search Console

A minimal website built with HTML, CSS and JS, hosted on GitHub Pages

  • CSS
  • HTML
  • JavaScript
  • GitHub Pages
  • Google Analytics 4
  • Google Search Console

A website built on Google Sites to showcase the portfolio of a lawyer

  • Google Sites
  • Google Analytics 4
  • Google Search Console

A website built on Google Sites to showcase the portfolio of a professional photographer

  • Google Sites
  • Google Analytics 4
  • Google Search Console

A website built on Google Sites to showcase the portfolio of a Logistics Manager working on Inventory Management in Supply Chain Management and Inventory Control in Warehouse Logistics

  • Google Sites
  • Google Analytics 4
  • Google Search Console


A personal blog website powered by Jekyll and AcademicPages where I share my thoughts, ideas, and experiences on computer science

  • Jekyll
  • AcademicPages
  • Minimal Mistakes


Citizen Scientist


Mar 2020 - Present

I am running protein dynamics simulations on a Linux server to aid in developing therapeutics for various diseases. Folding@home is a distributed computing project that simulates protein folding and protein-protein interactions to help researchers develop new treatments for diseases like Alzheimer's, cancer, COVID-19, and autoimmune diseases. The project provides a better understanding of disease mechanisms, which could lead to the development of more effective treatments.

  • 298 work units
  • Ubuntu 22.04.1 LTS
  • 619,205 points earned
  • Rank 362,548 / 2,958,925 (top 13%)

Computational Volunteer

Berkeley Open Infrastructure for Network Computing

Sep 2019 - Present
Science and Technology

I am helping advance cutting-edge scientific research by participating in volunteer computing projects. These projects utilize the idle processing power of personal computers to perform large-scale scientific simulations and data analysis. The specific projects I am involved in focus on a range of scientific disciplines, including climate prediction, astrophysics, molecular biology, cryptography, and mathematics.

  • Ubuntu 20.04.6 LTS
  • 1,007,047 points earned
  • Rank 211,529 / 4,179,334 (top 6%)

Distributed Computing Volunteer

World Community Grid

Apr 2019 - Present

Donating server resources to science projects like Help Stop TB, Africa Rainfall Project, Mapping Cancer Markers, Smash Childhood Cancer, OpenPandemics - COVID-19 and Microbiome Immunity Project!

  • 58d runtime
  • Ubuntu 20.04.6 LTS
  • 241 results returned
  • 198,348 points earned


  • Java
  • Linux
  • Python
  • Docker
  • Ansible
  • VMWare ESXi
  • Google Cloud
  • Microsoft Azure
  • System Hardening
  • Red Hat Enterprise Linux (RHEL)
  • Linux System Administration (LSA)


Hey there, I am glad you're interested in my projects! If you have any questions or just want to chat, feel free to reach out. I am always excited to hear about new opportunities, let's connect and have a friendly conversation!