Data Analysis · Research · Mathematical Logic

Štěpán
Chrast

Junior data analyst and researcher based in Prague. I work with structured and messy data, build reproducible analytical outputs, and apply a background in mathematical logic to applied research and practical problem-solving.

Portrait of Štěpán Chrast

Selected work

Projects demonstrating data analysis, relational modelling, practical automation and interactive applications of mathematical logic.

Data modelling

Algebraic Logic SQL Schema

A MySQL schema for structured exploration of logical systems, algebraic classes, axioms, properties and subclass relations.

MySQLRelational designSQL
View on GitHub ↗

Automation

Film Scene Character Splitter

A production utility that transforms a master scene list into chronologically ordered, character-specific Excel workbooks.

Pythonpandasopenpyxl
View on GitHub ↗

Academic side project

The Congruence Lattice Problem

A concise historical survey of a major problem in lattice theory, included as an example of mathematical reading and technical writing.

View repository ↗

Experience

Data Analysis & Research Intern

České priority · Part-time

Analytical and research support for evidence-informed public-interest projects. Current work includes questionnaire data processing and quality review, plus supporting research and technical exploration for other project work.

Game Master

EscapeTheRoom.cz · Part-time

Real-time incident triage, structured issue logging and clear communication with customers under time pressure.

Event Co-lead · Student Ball

Self-organised project · Two-person team

Budgeting and cash-flow modelling, scenario analysis, transaction reconciliation and event operations.

Education

Formal foundations in logic, extended toward AI, computation and applied research.

Charles University2022 — 2026

Bachelor’s programme in Logic

Focus on algebraic logic, universal algebra and lattice theory. Bachelor’s thesis on algebraic structures related to quantum logic, including associated residuated ortholattices and their subvarieties.

prg.ai Minor2026/27

Admitted to the prg.ai Minor

Inter-university AI programme connecting courses across Charles University and Czech Technical University.

Programme website ↗
ESSLLI 20263—14 Aug 2026

Incoming participant & volunteer

Selected for the European Summer School in Logic, Language and Information in Prague, with planned coursework in logic for AI, SAT/SMT solving, higher-order logic and algebraic methods.

Event website ↗

Methods & tools

Skills used across the projects above and current analytical work.

Analysis
Data cleaning, relational joins, missing-data handling, descriptive analysis, questionnaire quality checks and reproducible reporting.
Tools
Python, pandas, SQL, MySQL, Excel, Matplotlib, Git and LaTeX.
Ethics of AI · University of Helsinki, 2024 Introduction to Artificial Intelligence · University of Helsinki, 2024 Cambridge English B2 First · Score 170, 2021

Contact

Open to analytical and research opportunities.