Juraj Sekereš - Python Software Developer and Data Scientist

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Czech Republic

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Experience

Nov 2023 - Present

2 years 10 months

Python Software Developer and Data Scientist

EKOLA group, spol. s.r.o.

Development of web applications (back-end in Python with Flask/Django, front-end development in JavaScript with React)
Acoustic data analysis using Python libraries (Pandas, data visualization libraries, Sci-kit learn, Tensorflow)
Data processing from integrated sensors based on Raspberry Pi

Jan 2022 - Jan 2023

1 year 1 month

Postdoctoral Research Fellow

Laboratory of Integrative Structural Biology, Institute of Experimental Botany, Czech Academy of Sciences

Protein structure prediction using AlphaFold2
Molecular dynamics simulations using GROMACS
Extensive use and writing of Python scripts
Advanced microscopy with image analysis using Python, Pandas and Scikit-learn

Oct 2021 - Dec 2021

3 months

Data Scientist Trainee

Practicum by Yandex

Python programming language, frameworks and libraries for data analysis, mathematical functions and visualizations (Pandas, Numpy, Scipy, Matplotlib, Seaborn)
Data preprocessing, exploratory data analysis, statistical data analysis
Data collection and storage: retrieving data from online resources, databases, SQL
Business analysis metrics, A/B tests
Basic machine learning with Python: Scikit-learn library, model quality validation, random tree, random forest, linear regression, logistic regression
Linear algebra, matrix operations, numerical methods (gradient descent and boosting), time series analysis and forecasting
Machine learning for texts (text vectorization, language representations), computer vision (fully connected networks, convolutional networks), unsupervised learning

Jun 2020 - Sep 2021

1 year 4 months

Rehovot, Israel

Postdoctoral Research Fellow

Laboratory of Cell Adhesion, Weizmann Institute of Science

Mar 2020 - May 2020

3 months

Rehovot, Israel

Visiting Scientist

Laboratory of Cell Adhesion, Weizmann Institute of Science

Nov 2019 - Feb 2020

4 months

Junior Software Developer (Java and Spring)

Ness Digital Engineering

Sep 2019 - Oct 2019

2 months

Postdoctoral Research Fellow

Laboratory of Cell Biology, Institute of Experimental Botany, Czech Academy of Sciences

Apr 2019 - Sep 2019

6 months

Junior Software Developer Trainee

Green Fox Academy

Oct 2018 - Mar 2019

6 months

Postdoctoral Research Fellow

Laboratory of Cell Biology, Institute of Experimental Botany, Czech Academy of Sciences

Oct 2014 - Oct 2018

4 years 1 month

Predoctoral Research Fellow

Laboratory of Cell Biology, Institute of Experimental Botany, Czech Academy of Sciences

Oct 2011 - Oct 2014

3 years 1 month

Predoctoral Research Fellow

Laboratory of Cell Morphogenesis, Charles University in Prague, Faculty of Science

Industry Experience

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

Experienced in Biotechnology, Education, and Information Technology.

Biotechnology

Education

Information Technology

Business Area Experience

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

Experienced in Research and Development, Information Technology, and Product Development.

Research and Development

Information Technology

Product Development

Skills

Python
Sql
Java
Pandas
Numpy
Scipy
Matplotlib, Seaborn, Plotly
Scikit-Learn, Tensorflow
Raspberry Pi, Gpiozero
Git
Javascript
Django, Flask, Spring, React
Object-Relational Mapping
Spring Mvc, Django Mtv
Restful Web Services, Rest Api
Layered Software Architecture
Design Patterns
Postman
Jupyter Notebook
Unit And Integration Testing
Intellij Idea, Pycharm, Vs Studio Code
Scrum
Jira
Web Hosting (Heroku, Ci/Cd)

Languages

Czech

Native

Slovak

Native

English

Advanced

German

Elementary

Education

Oct 2011 - Oct 2018

Charles University in Prague, Faculty of Science

PhD · Plant Molecular and Cell Biology · Prague, Czech Republic

Oct 2009 - Oct 2011

Charles University in Prague, Faculty of Science

Mgr., summa cum laude · Cell and Developmental Biology · Prague, Czech Republic

Oct 2006 - Oct 2009

Charles University in Prague, Faculty of Science

Bc., summa cum laude · Molecular Biology and Biochemistry · Prague, Czech Republic

Statistics

Experience

Total positions 11

Experience in Biotechnology 10 y

Avg length 1 y 3 m

Longest experience 4 y

Global Experience

Countries worked in 1 (Israel)

Primary country Israel

Expertise

Recent roles Python Software Developer and Data Scientist, Postdoctoral Research Fellow, Data Scientist Trainee

Main industries Biotechnology, Education, Information Technology

Main business areas Research and Development, Information Technology, Product Development

Qualifications

Highest degree Doctorate

Profile

Created

November 2025

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Frequently asked questions

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Juraj speaks the following languages: Czech (Native), Slovak (Native), English (Advanced), German (Elementary).

Juraj has at least 14 years of experience. During this time, Juraj has worked in at least 7 different roles and for 8 different companies. The average length of individual experience is 1 year and 3 months. Note that Juraj may not have shared all experience and actually has more experience.

Based on recent experience, Juraj would be well-suited for roles such as: Python Software Developer and Data Scientist, Postdoctoral Research Fellow, Data Scientist Trainee.

Juraj's most recent position is Python Software Developer and Data Scientist at EKOLA group, spol. s.r.o..

In recent years, Juraj has worked for EKOLA group, spol. s.r.o., Laboratory of Integrative Structural Biology, Institute of Experimental Botany, Czech Academy of Sciences, Practicum by Yandex, Laboratory of Cell Adhesion, and Weizmann Institute of Science.

Juraj is most experienced in industries like Biotechnology, Education, and Information Technology.

Juraj is most experienced in business areas like Research and Development, Information Technology, and Product Development. Juraj also has some experience in Business Intelligence.

Juraj has recently worked in industries like Information Technology, Biotechnology, and Education.

Juraj has recently worked in business areas like Research and Development, Information Technology, and Product Development.

Juraj holds a Doctorate in Plant Molecular and Cell Biology from Charles University in Prague, Faculty of Science, a Master in Cell and Developmental Biology from Charles University in Prague, Faculty of Science and a Bachelor in Molecular Biology and Biochemistry from Charles University in Prague, Faculty of Science.

Juraj is immediately available part-time for suitable projects.

Daily Rate Distribution

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<€480 €480-640 €640-800 €800-960 €1120+

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

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.

Average rates for similar positions

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

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200

Daily rate avg. 691 €

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

800

600

400

200

Median rate 760 €

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.

Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.