daichiro (Daichi Ichihara)

Software Engineer, interested in:

• Mobile Application (iOS)
• Swift Programming Language
• CI/CD
• Programming Education

Work Experience

Mercoin, Inc. seconded from Mercari, Inc. (Software Engineer(iOS), September 2021 - Present)

Lead a team of 2-3 and develop Mercoin features as a SDK.

Introduce FIDO authentication into Mercari app.

Swift, SwiftUI, Unidirectional data flow, (bazel)

PetVoice K.K. (Software Engineer(iOS), April 2022 - Present)

iOS engineer is only me.
Develop iOS app which uses bluetooth LE and geolocation.

Swift, SwiftUI, BLE

TECHFUND Inc. (Software Engineer, April 2021 - Present)

Support other company new challenge as iOS engineer.

Develop iOS apps from scratch.

Merpay, Inc. seconded from Mercari, Inc. (Software Engineer(iOS), September 2019 - August 2021)

Individual Contributer

Develop some features

Tech Lead

Develop a new feature for connection mercari account and d-account

Dwango Co., Ltd. (Software Engineer, April 2014 - September 2019)

nicocas (July 2017-)

nicocas is a live streaming service like niconico live(ニコニコ生放送).

Individual Contributer (July 2017 - October 2018)

Develop some new function of application.

Team Leader (November 2018-)

Lead a team of 7 and develop iOS Application.
Both recreate whole application code and add functions to old one.
Apply some best practive of agile.

Swift, fastlane, MVVM, JavaScript, Jenkins

N Preparatory School (N予備校) (Text Writer, winter 2016-)

Writing some text for beginners of iOS Development.
Publish 2 chapters.

Swift, iOS SDK

DenfamiNicogamer (電ファミニコゲーマー) (Tech Lead, summer 2014 - June 2017)

DenfamiNicogamer is a curation service of game news.

Lead a team of 2 and develop iOS Application.
After first release, recreate whole application code.
Develop simple 2D game using SpriteKit as an easter egg.

Swift, fastlane, DDD, Jenkins

Dwango Co., Ltd. (Software Engineer, Part-time, July 2013 - November 2013)

niconico for iPhone

Develop functions that should be improved.

Objective-C, PHP

Activity

• QRScanner (November 2019)
• RxWebKit (February 2016 - March 2018)
• SwiftWebViewProgress (March 2016 - June 2017)

Education

BS Computer Science Tokyo Institute of Technology (March 2014)

Concentration: A Comparison of HTML5 and Flash, Katsuhiko Gondow Lab

Languages, Skills and Technologies

• Have a good work experience on: Swift, Objective-C/C++
• Need to learn again, but have worked on: Ruby, JavaScript, ShellScript, Kotlin, Java, PHP, C/C++, Scala, Scheme

Others

• https://github.com/daichiro
• https://mokumoku.cloud
• https://qiita.com/daichiro