Georgios Ntanakas, PhD

Critic
DISC Type : C

Director of Data Engineering at GWI

Athens, Attiki, Greece

Overview

Georgios is the Director of Data Engineering at GWI, leading the companys data strategy after transitioning from roles at Meta. He holds a PhD from the National Technical University of Athens and started his career in aerodynamic optimization. Colleagues describe him as calm, hands-on, and adept at handling difficult problems.

Based in Athens, Greece, Georgios is an active voice in the data community, frequently speaking at tech conferences like Open Conf and MDS Fest. He enjoys making sense of data, building scalable end-to-end systems, and communicating complex topics.

Unique fact: His industrial PhD focused on the aerodynamic optimization of airplane engines, and he was a Marie Skłodowska-Curie Research Fellow at Rolls-Royce.

Personality Overview

Precise

Negotiator

ROI Driven

Unless the value is proven by data, they are unlikely to value fancy features.  They prefer to do logical analysis and value evidence over emotions. They enjoy working alone and do not rely on others very often.

Topics They Care About

AI on Data Platforms
He recently spoke at Open Conf and MDS Fest about implementing AI and LLM-powered assistants on top of a company's data warehouse and BI solutions.
Data Transformation
He publicly shares his analysis on the evolution of data transformation tools, including the merger of Fivetran and dbt Labs, and the role of SQLMesh.
End-to-End Data Products
His experience at Meta involved owning the entire lifecycle of data products, from logging and pipelines to dashboards for critical integrity metrics.

Media Appearances

Georgios has no verified media appearances

Work History

1-2025
Director of Data Engineering at GWI
12-2023 - 1-2025
Associate Director, Business Data Engineering at GWI
6-2023 - 12-2023
Business Intelligence Manager at GWI
1-2022 - 4-2023
Senior Data Engineer at Meta
4-2021 - 1-2022
Data Engineer at Meta

Education

2013 - 2018
Doctor of Philosophy - PhD from National Technical University of Athens
2006 - 2012
Diploma from National Technical University of Athens

More Information

Social Presence :

Prographics :

Exp : 12 Location : Athens, Attiki, Greece Job Level : Mid-senior Designation : Director of Data Engineering at GWI
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Insights For Selling To Georgios

During A Call Or A Meeting

DO's

  • Keep some extra margin while sharing pricing, they are likely to negotiate later
  • Be ready for penetrating questions and critical examination of your pitch
  • Tell them what ROI they can expect

DONT's

  • Don’t rush them till they have clearly gotten all the necessary information
  • Avoid phrases like ‘trust me’, ‘others just love’ etc.
  • Don’t try too hard to build a relationship with them

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Georgios is

  • Strong evidence of ROI, effective pricing, and proven data points matter the most to them.
  • Will you ever get a clear answer from Georgios

  • It is not very hard for them to say no if they are not convinced about the decision.

Insights For Deal Planning

    How fast (or slow) will Georgios move?

  • Their decision-making is neither very fast nor very slow, they are somewhere in between.
  • Can Georgios take some risk or not?

  • They can take risks if their analysis shows that it would be worth it.

You And Georgios

Personality Compatibility


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