Derk-Jan Karrenbeld

Still a random idiot

Rotterdam, The Netherlands Joined on Jul 30, 2017 https://derk-jan.com

Education

Some comp. sci. @ Delft, University of Technology

Work

Partner & Operations Manager at XP Bytes

Writing Debut

Awarded for writing and sharing your first DEV post! Continue sharing your work to earn the 4 Week Writing Streak Badge.

Six Year Club

This badge celebrates the longevity of those who have been a registered member of the DEV Community for at least six years.

Five Year Club

This badge celebrates the longevity of those who have been a registered member of the DEV Community for at least five years.

Hacktoberfest 2021

Awarded for successful completion of the 2021 Hacktoberfest challenge.

Four Year Club

This badge celebrates the longevity of those who have been a registered member of the DEV Community for at least four years.

Hacktoberfest 2020

Awarded for successful completion of the 2020 Hacktoberfest challenge.

Three Year Club

This badge celebrates the longevity of those who have been a registered member of the DEV Community for at least three years.

Hacktoberfest 2019

Awarded for successful completion of the 2019 Hacktoberfest challenge.

Two Year Club

This badge celebrates the longevity of those who have been a registered member of the DEV Community for at least two years.

Ruby

Awarded to the top Ruby author each week

4 Week Writing Streak

You've posted at least one post per week for 4 consecutive weeks!

One Year Club

This badge celebrates the longevity of those who have been a registered member of the DEV Community for at least one year.

Organizations

XP Bytes

GitHub Repositories

media-types-ruby

💎 Library to create media type definitions, schemes and validations

Ruby • 3 stars

command

▶️ Command adds the Command Design Pattern to any Class.

Ruby • 1 star

expo-use-memory-value

Hooks to store a value in memory, and optionally in async or secure storage.

TypeScript • 1 star

ruby-multibase

📝 Multibases is the ruby implementation of multiformats/multibase, a protocol for disambiguating the encoding of base-encoded (e.g., base32, base64, base58, etc.) binary appearing in text.

Ruby • 1 star

Skills/Languages

Love writing in TypeScript, JavaScript, Ruby, Kotlin and C#; Java if I have to, PHP if I must. From front-to-back-end, I love it all, except for DevOps. React, Ruby on Rails, Expo are a few of my favourite basis.

Currently learning

Rust, Go, Elixer

Currently hacking on

Maintaining the JavaScript and TypeScript track on exercism.io, as well as building both automated mentoring analyzers.

12 posts published

97 comments written

9 tags followed

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