Hiroaki Yutani

Data Scientist

https://talent.gravityer.com/hiroaki-yutani

JapanMember since June 26, 2026

Key Strengths

Extensive experience with R programming language, demonstrated through numerous personal projects.
Strong background in developing R packages and tools for data visualization and reporting.
Proficiency in integrating R with other languages like Rust and C++ for performance-critical applications.
Experience with web technologies (HTML, CSS, JavaScript) in the context of R-based reporting and visualization.

Cultural & Operational Fit

Cultural Fit Analysis

The candidate demonstrates a strong inclination towards open-source contributions and community engagement through numerous personal projects. The project diversity, while strong in R and related tooling, shows less breadth in typical data science areas like machine learning, big data platforms, or cloud services, which might impact cultural fit for a broader data science role. The focus is heavily on R package development and less on applied data science methodologies.

Soft Skills & Operational Fit

Insufficient data to assess soft skills and operational fit. No psychometric test results or interview feedback provided.

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Assessing your cultural and operational fit

Projects

litedown

March 12, 2024 – Present

A lightweight version of R Markdown (without using Pandoc or knitr)

View Project

savvy

February 5, 2023 – Present

A simple R extension interface using Rust

View Project

wgpugd

February 5, 2022 – October 6, 2024

A WebGPU Graphics Device for R

View Project

string2path

September 13, 2020 – Present

An experimental R package to convert string to path

View Project

zipangu

November 28, 2019 – Present

Japanese utility functions and data

View Project

ggsflabel

July 8, 2018 – February 3, 2023

Labels for 'sf' with 'ggplot2'

View Project

gghighlight

May 27, 2017 – June 14, 2025

Highlight points and lines in ggplot2

View Project

githubinstall

November 4, 2015 – August 12, 2018

A Helpful Way to Install R Packages Hosted on GitHub

View Project

chartist

January 12, 2015 – May 10, 2016

Chartist.js for R, powered by htmlwidgets

View Project

knitr

October 17, 2011 – Present

A general-purpose tool for dynamic report generation in R

View Project

Key Strengths

Extensive experience with R programming language, demonstrated through numerous personal projects.
Strong background in developing R packages and tools for data visualization and reporting.
Proficiency in integrating R with other languages like Rust and C++ for performance-critical applications.
Experience with web technologies (HTML, CSS, JavaScript) in the context of R-based reporting and visualization.

Cultural & Operational Fit

Cultural Fit Analysis

Soft Skills & Operational Fit

Insufficient data to assess soft skills and operational fit. No psychometric test results or interview feedback provided.

Hiroaki Yutani

Key Strengths

Cultural & Operational Fit

Top Skills

Skills

Projects

Key Strengths

Cultural & Operational Fit