Jan Zálešák

Observer
DISC Type : ci

Datový inženýr at Model Group

Brno, South Moravia, Czechia

Overview

Jan is a Data Engineer at Model Group with four years of experience in ETL and data warehousing, holding a certification from Snowflake. He leverages a unique background, having previously spent 11 years in molecular and structural biology research, and aims to become a project lead in the biotech or pharma sector.

Driven by a passion for continuous learning, Jan recently completed a dbt fundamentals course to sharpen his skills. His career trajectory showcases a remarkable ability to pivot and apply deep analytical thinking from scientific research to complex data engineering challenges, with a clear focus on the health sector.

Before becoming a data engineer, Jan spent over a decade working as a molecular and structural biologist.

Personality Overview

Example Seeker

Curious

Assertive

They can sound friendly and charming but can quickly change gears to become inquisitive and probing.  They often ask many questions and rely heavily on information and documentation. They are generally strong communicators and are not easy to convince.

Topics They Care About

Biotech Data Solutions
He aims to combine his 11 years of molecular biology research experience with his data engineering skills to lead projects in the biotech or pharma sectors.
ETL & Data Warehousing
His core expertise involves creating and maintaining ETL pipelines and data warehouses, supported by a "Hands On Essentials - Data Warehouse" certification from Snowflake.
Continuous Learning
He actively seeks to expand his skillset, recently announcing the completion of the dbt fundamentals course and a Snowflake certification.

Media Appearances

Jan has no verified media appearances

Work History

5-2025
Datový inženýr at Model Group
4-2024 - 9-2025
Datový inženýr at Vukoz
2-2024 - 10-2024
Datový inženýr at PwC
1-2023 - 1-2024
Datový inženýr at Automators
8-2021 - 1-2023
Deputy Director at Deblín primary school

Education

2007 - 2013
Magistr (Mgr.) from Masarykova univerzita

More Information

Social Presence :

Prographics :

Exp : 13 Location : Brno, South Moravia, Czechia Job Level : N/A Designation : Datový inženýr at Model Group
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Insights For Selling To Jan

During A Call Or A Meeting

DO's

  • Help them realize that there is no personal risk in making this decision
  • Share testimonials from known people and give multiple examples of product value
  • Help them understand the risk aspect fully while inspiring confidence

DONT's

  • Don’t be too objective but make sure to pad your storytelling with data points
  • Don’t rely excessively on your relationship with them to win the deal
  • Don’t try to rush them into a decision, provide all necessary information first

When Cold Calling

When Writing An Email

While Negotiating & Closing

    The secret to closing fast with Jan is

  • Clear proof of product value matters to them, followed by others' testimonials and rapport.
  • Will you ever get a clear answer from Jan

  • They are practical yet friendly, don’t expect a clear no very often.

Insights For Deal Planning

    How fast (or slow) will Jan move?

  • They like to analyze well and can take their time to reach any decisions.
  • Can Jan take some risk or not?

  • They systematically evaluate all decisions and are unlikely to take many risks.

You And Jan

Personality Compatibility


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