Robert Monfera - Swift Charts Framework Engineer at Apple

Robert Monfera

Swift Charts Framework Engineer at Apple

Cupertino, California, United States

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Summary

🤩

Rockstar

🎓

Top School

Robert Monfera is a Swift Charts Framework Engineer with 12 years of expertise building high-performance data visualization systems for Apple and major visualization platforms. He designs APIs, optimizes low-latency rendering across iOS, macOS, visionOS and watchOS, and brings accessibility and human-interface rigor to complex charting features. Previously he led data-visualization R&D at Elastic and contributed key WebGL and WebGPU innovations for large-scale interactive exploration, and he helped evolve plotly.js with category-axis, 3D/WebGL improvements and multiline label rendering. His background spans quant finance, predictive analytics and sensor-network visualizations, giving him a rare blend of numerical modeling and front-end graphics performance engineering. He’s skilled at squeezing fluid interactivity from millions of points—using techniques like GPU crossfiltering and simulated double precision on single-precision WebGL—to keep exploratory tools responsive. Based in Cupertino, he pairs product-minded design with deep open-source contribution experience.

12 years of coding experience

13 years of employment as a software developer

BSc. Informatics, BSc. Informatics at Óbuda University

High School Diploma, Digital electronics, High School Diploma, Digital electronics at UMSZKI

BA Accounting, Economics, BA Accounting, Economics at Budapest Business School

BSc, Computing systems, BSc, Computing systems at The Nottingham Trent University

English

Stackoverflow

Stats

31reputation

3kreached

1answer

0questions

Github Skills (14)

charts10

chartist10

data-visualizations10

javascript10

data-visualization10

data-visualisation10

chartjs10

charting10

webgl9

d3js8

user-interface6

tty6

prompt6

Programming languages (12)

TypeScriptJavaRShellCoffeeScriptHandlebarsJavaScriptGo

Github contributions (5)

plotly/plotly.js

Apr 2016 - Mar 2018

Open-source JavaScript charting library behind Plotly and Dash

Role in this project:

Front-end Developer

Contributions:386 commits, 129 PRs, 166 pushes in 1 year 10 months

Contributions summary:Robert contributed to the development of the Plotly.js charting library, focusing on enhancements related to category axis ordering and features within 3D and WebGL plots. Their work involved implementing new axis attributes, particularly `categorymode` and `categorylist`, and integrating them with existing plot rendering functions. The commits demonstrate a strong understanding of JavaScript, data visualization principles, and the intricacies of manipulating and rendering data within a charting library. Furthermore, the user implemented various improvements to the UI including enabling and debugging click and hover events and added multiline text rendering for labels.

chartsdashcharting-librarychartwebgl

monfera/kibana

Sep 2018 - Mar 2021

:bar_chart: Kibana analytics and search dashboard for Elasticsearch

Contributions:190 pushes, 188 branches in 2 years 6 months

analyticschartbar-chartkibanaopensearch

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