What’s new?


  • [changed] Major updates to Checklist for R package submission to CRAN post.


  • [added] New software project ShinyEventLogger.
  • [added] Docker workshop in Warsaw.
  • [changed] Hugo ver. 0.53. Academic ver. 3.3.1.


  • [fixed] Featured photos.


  • [added] Publication in Scientometrics.
  • [added] Post about BigSurv18 in Barcelona.
  • [added] Talk at the BigSurv18 Conference in Barcelona.
  • [added] Section with selected on-line & off-line courses.
  • [added] Experience section.
  • [added] Contact form.
  • [changed] Old news section to Changelog section.


2018 – Present

Data Scientist / R&Shiny Developer

7N / biotech

Developing advanced analytical tools and web data products in R.
2017 – 2017

Visiting Adjunct Assistant Professor

University of Notre Dame

Visiting Assistant Professor at the Center for Social Science and Center for Research Computing. Preparing proposal abstract for Intelligence Advanced Research Projects Activity (IARPA) grant. Providing talks about developing web data products in R&Shiny for software developers from Center for Research Computing and the role of instant feedback at Data Science for Social Good conference in Chicago.
2013 – 2018

Assistant Professor

University of Information Technology and Management in Rzeszow

Department of Quantitative and Qualitative Methods in Economics. Representative of the Vice-Rector for the Science.
2011 – 2012

Research Product Manager

MillwardBrown Poland (SMG/KRC), Warsaw

Supporting existing on-line research products (CAWI, access panel) and designing new research products based on Internet technologies.

ODGAR Framework

for Online Declarative Data Gathering, Analyzing, and Reporting is coming…

Project homepage

Recent Publications

More Publications

(2018). Debt Literacy and Debt Literacy Self‐Assessment: The Case of Poland. The Journal of Consumer Affairs.

WWW Lista A: 30pkt.

(2017). Determinants of willingness to study in Poland among members of Polish Diaspora. International Journal of Educational Development.

PDF Project WWW Lista A: 25pkt.

(2017). Środowisko fizyczne i społeczne oraz jakość funkcjonowania szkoły a zdrowie subiektywne i zachowania zdrowotne nastolatków. Raport końcowy z realizacji projektu badawczego. Instytut Matki i Dziecka, Warszawa 2017.


(2017). Personal Loan Companies in Poland: Does Empirical Evidence Justify Regulatory Transition?. Prague Economic Papers 2017.

PDF WWW Lista A: 20pkt.

(2016). Loan perception and loan-related attitude of Poles: evidence from the field. Forum Scientiae Oeconomia Volume 4 (2016), No. 2.

PDF Lista B: 7pkt.

(2015). Sektor shadow banking w Polsce. Wydawnictwo CeDeWu.


Talks & Posters

Recent & Upcoming

Offline research paradigms are still dominant, even in the world of online research techniques. Most online surveys are mainly offline …

R is great for data analysis and Shiny is great for interactive data visualisation, but could we use R&Shiny for efficient …

There is an urgent need for new declarative data that can help solve important social problems. However, such data are more and more …

The global population of researchers, data scientists, and analysts from academia and private sector is hard to reach for quick and …

Recent Posts

Conference Recently, I was representing 7N on BigSurv18 Conference in Barcelona . The conference title was Big Data Meets Survey …

The second eRum was organized this year in Budapest (Hungary) and gathered ~500 participants (mostly, but not only, from Europe). It …

Center for Research Computing (CRC) Od 1 sierpnia do 31 października 2017 r. miałem możliwość i ogromną satysfakcję gościć na …

During my research visit at Notre Dame University I had the pleasure to participate in Hadley Wickham’s lecture Welcome to the …

UPDATE: The online static version of the presentation is available here: Thank you for all the feedback! …

Seventh RDA Plenary was organized in Tokyo in March 2016 in close partnership with the Japan Science and Technology Agency (JST). This …

Version: 1.5.0 Below you can find a checklist, which I wrote for my own purposes. It helps me to remember to check everything important …


Research & Software


Logging framework dedicated for complex shiny apps.

Barriers & bad practices in accessing Open Data. Case study of Poland.

The R package for gender prediction based on first names.

Online Declarative Data Gathering, Analyzing, and Reporting (ODGAR)

Projekt badawczy poświęcony Polonii i Polakom poza granicami kraju.


Workshops & Lectures

  • Academic Teaching
    • Statistics
    • Inferential Statistics
    • Analysis and Visualisation of Economic Data
  • Workshops & Short Courses (including PhD level)
    • Introduction to R
    • Programming in R
    • Data Science in R
    • Developing Web Data Products in R & Shiny

Selected Courses

Completed Online & Offline




Workshop in Warsaw by Łukasz Lach (Docker Captain, Software Architect).

90 Courses Completed on DataCamp Platform

294,294 XP earned, 3,715 exercises aced since 2014.

Adaptive Survey Design

Andy Peytchev

Short course during BigSurv18: Big Data Meets Survey Science conference in Barcelona.

LFS101x: Introduction to Linux by LinuxFoundationX

The Linux Foundation


Red Hat: RH066x Fundamentals of Red Hat Enterprise Linux

Red Hat


Building a Package That Lasts

Colin Fay

Workshop during European R User Conference in Budapest.

Writing Successful Grants

Notre Dame University

Worhshop for Academic Researchers by Robert Porter, former Director of Research Development at the University of Tennessee, awarded over $8 million in funding.

Spark for Social Scientists

Alex Engler (UChicago)

Workshop during Data Science for Social Good conference in Chicago.

Data Analysis for Social Scientists

Massachusetts Institute of Technology


Welcome to the Tidyverse

University of Notre Dame, USA

Lecture by Hadley Wickham, Chief Data Scientist in RStudio.

Human Subject Research

University of Notre Dame / The Collaborative Institutional Training Initiative (CITI Program is a division of Biomedical Research Alliance of New York)

  1. Social & Behavioral Responsible Conduct of Research
  2. Social & Behavioral Research with Human Subjects
  3. Essential of Research Administration
  4. IRB Members
  5. Conflicts of Interest
  6. Health Information Privacy and Security (HIPS) for Clinical Investigators

Data Science at Scale Specialization

University of Washington

  1. Data Manipulation at Scale: Systems and Algorithms. Certificate
  2. Practical Predictive Analytics: Models and Methods. Certificate
  3. Communicating Data Science Results. Certificate
2016 – 2017

Survey Data Collection and Analytics Specialization

University of Maryland

  1. Framework for Data Collection and Analysis Certificate
  2. Data Collection: Online, Telephone and Face-to-face. Certificate
  3. Questionnaire Design for Social Surveys. Certificate
  4. Dealing With Missing Data. Certificate
  5. Sampling People, Networks and Records. Certificate
  6. Combining and Analyzing Complex Data. Certificate

Introduction to Agent-Based Modeling

Santa Fe Institute

Course by William Rand, Assistant Professor of Business Management at the Poole College of Management at North Carolina State University, member of the NetLogo development team.

Full Stack Web Development Specialization

The Hong Kong University of Science and Technology

  1. HTML, CSS and JavaScript Certificate
  2. Front-End Web UI Frameworks and Tools. Certificate
  3. Front-End JavaScript Frameworks: AngularJS. Certificate
  4. Server-side Development with NodeJS. Certificate
  5. Multiplatform Mobile App Development with Web Technologies. Certificate

Java for Android

Vanderbilt University


Introduction to Bayesian Statistics with R and Stan

Rasmus Bååth

Workshop during European R User Meeting in Poznań.

Machine Learning Specialization

University of Washington

  1. Machine Learning Foundations: A Case Study Approach Certificate
  2. Machine Learning: Regression Certificate
  3. Machine Learning: Classification Certificate

Data Science Ethics

University of Michigan


Advanced Statistics for the Life Sciences

Harvard School of Public Health

Course by Rafa Irizarry, Professor of Biostatistics Harvard School of Public Health.

Advanced Statistics for the Life Sciences

Harvard School of Public Health

Course by Rafa Irizarry, Professor of Biostatistics Harvard School of Public Health.

Thinking Critically: Interpreting Randomized Clinical Trials

Stanford University School of Medicine


Responsible Innovation: Ethics, Safety and Technology

Delft University of Technology

Course by Jeroen van den Hoven (The Chairman of European Commission’s Expert Group on Responsible Innovation, Professor of Delft University of Technology).

Strategic Business Analytics Specialization

ESSEC Business School

  1. Foundations of strategic business analytics
  2. Foundations of marketing analytics
  3. Case studies in business analytics with ACCENTURE

Statistical Learning

Stanford University

Course by Trevor Hastie (the John A Overdeck Professor of Statistics at Stanford University) and Robert Tibshirani (Professor in the Departments Health Research and Policy and Statistics at Stanford University).

Business Analytics Specialization

University of Pennsylvania

  1. Customer Analytics
  2. Operations Analytics
  3. People Analytics
2015 – 2016

Knowledge Engineering with Semantic Web Technologies

University of Postdam

Course by Dr. Harald Sack, Senior Researcher at the Hasso Plattner Institute for IT-Systems Engineering at the University of Postdam, Germany. Course grade: 87% (part of the top 20% active course participants).
2015 – 2016

Software Product Management Specialization

University of Alberta

  1. Introduction to Software Product Management
  2. Software Processes and Agile Practices.
  3. Client Needs and Software Requirements.
  4. Agile Planning for Software Products.
  5. Reviews & Metrics for Software Improvements. Certificate

Social and Economic Networks: Models and Analysis

Stanford University

Course by Matthew O. Jackson, Professor of Economics at Stanford University.

Process Mining: Data Science in Action

Eindhoven University of Technology

2015 – 2016

Executive Data Science Specialization

Johns Hopkins University

  1. A Crash Course in Data Science
  2. Building a Data Science Team
  3. Managing Data Analysis
  4. Data Science in Real Life

Experimentation for Improvement

McMaster University


Statistics in Medicine

Stanford University


Software Product Management Specialization

Johns Hopkins University

  1. The Data Scientist’s Toolbox
  2. R Programming
  3. Getting and Cleaning Data
  4. Exploratory Data Analysis
  5. Reproducible Research
  6. Statistical Inference
  7. Regression Models
  8. Developing Data Products

Evaluating Social Programs


Course by JPAL MIT Team (Abdul Latif Jameel Poverty Action Lab of Massachusetts Institute of Technology).

Introduction to Databases

Stanford University

Course by Jennifer Widom (Professor and the Chair of the Computer Science Department at Stanford University)

Writing in the Sciences

Stanford University


Computer-Aided Project Management Fundamentals Programme (EITC/BI/CAPMF)

European IT Certification Academy


Machine Learning

Stanford University

Course by Andrew Ng (Director of the Stanford Artificial Intelligence Lab, Professor of Stanford University).
2012 – 2013


ALEKS Corporation

ALEKS Corporation on-line courses accredited by American Council on Education: Business Statistics, Statistics for the Behavioral Science, Introduction to Statistics.

Qualitative research. Preparing and conducting Focus Group Interviews (FGI)

TNS Poland

Workshop for instructors of Research and Analysis Department of Polish Scouting and Guiding Associations Headquarters conducted by Piotr Kwiatkowski - the chairman of TNS board in Poland and expert in qualitative research.

School of Leaders of Non-Government Organizations

School of Leaders Association

Two-week training organized by School of Leaders Association founded by Zbigniew Pełczyński, Professor at the Oxford University.

Project Management Worshop for National Level Projects

KontekstHR International Group

Hire me!

What can I do for you?

  • Collaboration in research projects (non-profit & commercial)
    • reproducible data analysis
    • machine learning & statistical analysis
    • scripting for on-line surveys data collection
    • Computer-Aided Web Interviewing (CAWI)
    • interactive web reporting of research data
    • co-authoring research papers
  • R packages development
    • GitHub & CRAN deployment
  • Web Data Products development
    • reactive programming in R & Shiny
    • prototyping and expanding Shiny application
  • Consultations
    • methodology in Social Science
    • data collection
    • statistical analysis
    • data vizualization

Feel free to send me an e-mail if you have any questions!


See also

My Recommendations

Roche University of Notre Dame Research Data Alliance Open Data Institute ODI Agent for High-End IT Professionals