Yusuke Kita - IOS Engineer at Freelance

Yusuke Kita

IOS Engineer at Freelance

Chiyoda, Japan

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Summary

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Rockstar

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Top School

Yusuke Kita is an iOS engineer with 11 years of experience building consumer apps, developer tools, and backend services, currently freelancing from Chiyoda, Japan. A Swift enthusiast and frequent open-source contributor, he has worked on high-profile projects like RxSwift and SwiftSyntax/swift-format, contributing both features and robust test suites. He has led engineering teams at Mercari and Merpay, balancing hands-on Swift frontend work with backend services in Go and Dart and running community meetups and workshops around the Swift compiler. Comfortable across mobile, backend, and DevEx/DevOps tooling, he particularly enjoys developer-facing tooling and Protobuf networking integrations. Seeking a fast-paced organization, he pairs product-minded engineering with a track record of launching and maintaining production systems and open-source libraries.

11 years of coding experience

9 years of employment as a software developer

Master's degree, Computer Science, Master's degree, Computer Science at Graduate School of Ritsumeikan University

Bachelor's degree, Computer Science, Bachelor's degree, Computer Science at Ritsumeikan University

English, Japanese

Stackoverflow

Stats

136reputation

11kreached

4answers

0questions

Github Skills (29)

unit-testing10

healthkit10

ios10

rxswift10

api-design10

testing10

ui-design10

rxcocoa10

networking10

xctest10

uid10

front-end-development10

swift10

reactive-programming10

syntax-highlighting10

Programming languages (7)

C++GoObjective-CSwiftRubyKotlinDart

Github contributions (5)

kitasuke/PagingMenuController

May 2015 - Feb 2017

Paging view controller with customizable menu in Swift

Role in this project:

Front-end Developer

Contributions:17 releases, 656 commits, 286 PRs in 1 year 9 months

Contributions summary:Yusuke's commits primarily focus on the initial setup and implementation of a basic user interface for a paging menu controller in Swift. The commits include the creation of a basic application structure, with the `AppDelegate`, `ViewController`, and initial test files for the UI components. The user's work lays the foundation for a paging view controller and demonstrates an understanding of basic UI elements in Swift.

swiftviewcontroller

ishkawa/APIKit

Nov 2015 - Dec 2016

Type-safe networking abstraction layer that associates request type with response type.

Role in this project:

Back-end Developer

Contributions:5 commits, 3 PRs in 1 year 1 month

Contributions summary:Yusuke focused on enhancing the `apikit` library, a type-safe networking abstraction layer. They implemented data parsers, specifically for Protobuf, including adding `ProtobufDataParser` and related test cases. Additionally, the user added `ProtobufBodyParameters` to serialize Protobuf objects for HTTP requests and optimized the code by utilizing the `~=` operator for `CountableRange` checks.

networkingtypesafe

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