mrkn

View JSON Representation

I am an open-source software engineer. I am a committer to Ruby and Apache Arrow and a contributor to Julia.

Funding Links: https://github.com/sponsors/mrkn

• Name: Kenta Murata
• Location: Tokyo, Japan
• Company: @xica
• Kind: user
• Followers: 657
• Following: 213
• Total stars: 465
• Repositories count: 310
• Created at: 2022-11-02T17:14:10.327Z
• Updated at: 2025-06-21T19:18:21.615Z
• Last synced at: 2025-06-21T19:18:21.615Z

GitHub Sponsors Profile

I am a committer of Apache Arrow, a member of Ruby core team, and a member of Red Data Tools project.
I'm focusing on to make Ruby a programming language that can be used for any tasks of data processing.
I'm working for tools and libraries below:

Apache Arrow

mainly SparseTensor in C++ API, C GLib API, and Red Arrow (Ruby API)

pycall.rb
Charty
enumerable-statistics
bigdecimal
Ruby
etc.

I love coffee so much. I often brew coffee weekend.
Also, I'm a hobbyist photographer. My favorite camera is Leica Q2.

• Current Sponsors: 1
• Past Sponsors: 11
• Total Sponsors: 12
• Minimum Sponsorship: $2.00

Featured Works

Active Sponsors

Past Sponsors

Sponsor Breakdown

• User: 10
• Organization: 1

Past Sponsorships

View All

Sponsorship Breakdown by Kind

• User: 4