Eleftherios Varverakis - GIS Designer for Urban Mobility

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Athens, Greece

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Experience

Aug 2024 - Oct 2024

3 months

GIS Designer

Ergatikat

Designed fiber optic networks in QGIS to support FTTH planning and provide construction maps for engineers
Developed a full-stack live data platform for visualizing urban mobility
Implemented and compared ML models for text classification using TF-IDF vectors

Nov 2023 - Jul 2024

9 months

Athens, Greece

Geospatial Research Assistant

Sustainable Mobility Union

Participated in the preparation of technical reports
Contributed to GIS-based tasks including digitization and map creation for urban planning projects using QGIS and Excel

Jun 2023 - Sep 2023

4 months

Nuremberg, Germany

On-site

Construction Site Manager

Artemis ITS

Supervised a construction crew as site foreman, responsible for team coordination, daily reporting to the company, procurement of materials (asphalt, cement, aggregates), and overseeing machinery and warehouse management
Conducted a cost–benefit analysis for a potential fixed-track transit system and proposed an alternative bus-based connection plan to improve airport accessibility

Jul 2020 - Aug 2020

2 months

Heraklion, Greece

Civil Engineering Traineeship

Giakoumakis Engineering

Performed topographic measurements using Matterport
Designed in Archicad and AutoCAD

Industry experience

See where this freelancer has spent most of their professional time.

Experienced in Government and Administration and Construction.

Government and Administration

Construction

Business area experience

See which departments and functions this freelancer has contributed to most.

Experienced in Research and Development, Product Development, Operations, and Procurement.

Research and Development

Product Development

Operations

Procurement

Languages

Greek

Advanced

English

Advanced

Education

Oct 2024 - Jan 2026

University of Nicosia

MSc Data Science · Data Science · Nicosia, Cyprus

Oct 2016 - Apr 2023

Aristotle University of Thessaloniki

Integrated Master in Civil Engineering, Transport & Project Management · Civil Engineering · Thessaloniki, Greece · 7.42/10

Certifications & licenses

Derive Insights From BigQuery Data

Google Cloud

Fundamentals Of Deep Learning

NVIDIA

Statistics

Experience

Total positions 4

Experience in Government and Administration 0.5 y

Avg length 4 m

Longest experience 8 m

Global experience

Countries worked in 2 (Greece, Germany)

Primary country Greece

Expertise

Recent roles GIS Designer, Geospatial Research Assistant, Construction Site Manager

Main industries Government and Administration, Construction

Main business areas Research and Development, Product Development, Operations

Qualifications

Highest degree Master

Certifications earned 2

Profile

Member since

November 2025

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Frequently asked questions

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Eleftherios is based in Athens, Greece.

Eleftherios speaks the following languages: Greek (Advanced), English (Advanced).

Eleftherios has at least 1 year of experience. During this time, Eleftherios has worked in at least 4 different roles and for 4 different companies. The average length of individual experience is 4 months. Note that Eleftherios may not have shared all experience and actually has more experience.

Based on recent experience, Eleftherios would be well-suited for roles such as: GIS Designer, Geospatial Research Assistant, Construction Site Manager.

Eleftherios's most recent position is GIS Designer at Ergatikat.

In recent years, Eleftherios has worked for Ergatikat, Sustainable Mobility Union, and Artemis ITS.

Eleftherios is most experienced in industries like Government and Administration, Construction, and Information Technology. Eleftherios also has some experience in Telecommunication.

Eleftherios is most experienced in business areas like Research and Development, Product Development, and Operations. Eleftherios also has some experience in Procurement and Information Technology.

Eleftherios holds a Master in Data Science from University of Nicosia and a Master in Civil Engineering from Aristotle University of Thessaloniki.

Eleftherios has 2 certificates. These include: Derive Insights From BigQuery Data and Fundamentals Of Deep Learning.

Eleftherios is immediately available full-time for suitable projects.

Daily rate distribution

0 2 4 6 8

<€320 €320-480 €640+

The rates shown represent the typical market range for freelancers in this position based on recent contracts on our platform.

Average rates for similar positions

Rates are based on recent contracts and do not include FRATCH margin.

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Daily rate avg. 615 €

The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.

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Median rate 680 €

The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.

Calculated based on our freelancers’ daily rates as of 22 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.