JetBrains/lets-plot
Dec 2025 – Jan 2026
2 Months active
Languages Used
JavaScriptKotlinPython
Technical Skills
Kotlindata visualizationfrontend developmentnotebook developmentplotting librariesstatistical analysis
Ivan Seleznev
PROFILE
Ivan Seleznev
During a two-month period, Horis Iseleznev contributed to JetBrains/lets-plot by developing features that enhanced both user experience and analytical capabilities. He implemented frontend computation feedback for plot construction, enabling real-time user messaging across geometric contexts using Kotlin and JavaScript. Horis also expanded the plotting library with geom_stat_r2, supporting advanced statistical visualization and model evaluation. His work included improvements to smooth label rendering and flexible coefficient input, facilitating more robust data manipulation and visualization in Jupyter Notebooks. Additionally, he addressed a frontend embedding issue, ensuring visual integrity. The work demonstrated depth in frontend development and statistical analysis integration.
Overall Statistics
Feature vs Bugs
83%Features
Repository Contributions
9Total
Bugs
1
Commits
9
Features
5
Lines of code
4,067
Activity Months2
Work History
January 2026
7 Commits • 3 Features
Jan 1, 2026January 2026 monthly summary for JetBrains/lets-plot. Delivered significant plotting enhancements and reliability improvements that broaden API usability, improve data input, and enhance model evaluation visuals. Key outcomes include new smooth labels features, flexible coefficient input representations, enhanced regression statistics, and a fix to the smooth labels JS embedding to preserve visual integrity.
7 Commits • 3 Features
Jan 1, 2026January 2026 monthly summary for JetBrains/lets-plot. Delivered significant plotting enhancements and reliability improvements that broaden API usability, improve data input, and enhance model evaluation visuals. Key outcomes include new smooth labels features, flexible coefficient input representations, enhanced regression statistics, and a fix to the smooth labels JS embedding to preserve visual integrity.
January 2026
December 2025
2 Commits • 2 Features
Dec 1, 2025December 2025 monthly summary for JetBrains/lets-plot. Focused on delivering two high-impact features that enhance user experience and extend plotting capabilities, while maintaining stability and setting the stage for broader analytics tooling.
December 2025
2 Commits • 2 Features
Dec 1, 2025December 2025 monthly summary for JetBrains/lets-plot. Focused on delivering two high-impact features that enhance user experience and extend plotting capabilities, while maintaining stability and setting the stage for broader analytics tooling.
Activity
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Quality Metrics
Correctness82.2%
Maintainability82.2%
Architecture82.2%
Performance82.2%
AI Usage35.4%
Skills & Technologies
Programming Languages
JavaScriptKotlinPython
Technical Skills
JavaScriptJupyter NotebookKotlinPythondata manipulationdata visualizationfront end developmentfrontend developmentnotebook developmentplotting librariesstatistical analysis
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