Kazunobu Tasaka

Software Architect @ Sansan株式会社

About

I am an Software Engineer with 5+ years experience in iOS app development. During my career at CyberAgent in the year 2012 to 2017, I had worked as the Tech Lead on Ameba Blog for iOS, which has one of the largest users in Japan. Also, I had experience building intuitive and fluid iOS app in Abema TV project. Below are some of the things I'm looking for: * work in a lean interactive product development process * collaborate with non-tech parteners, designers and backend engineers GitHub: http://bit.ly/github_tasanobu Skills: * Swift: 3+ years / Objective-C: 3+ years * Reactive Programming with RxSwift and MVVM & Flux architecture * Building Adaptive Layout UI with UIKit’s Size Class feature & UIStackView * Designing and consuming REST APIs ( Development experience with node.js & express) * Building CI/CD with fastlane and Fabric Community Activities: I actively participate in iOS Developer community in Tokyo. * try! Swift Tokyo - Organized this conf at 2016 and 2017 with @natashatherobot & @k_katsumi https://www.tryswift.co/ https://www.natashatherobot.com/try-swift-conference-tokyo-2016/ * potatotips, which is a famous meetup in Japan among iOS/Android developers http://potatotips.connpass.com/event/12791/

Country

Japan

City

Kanagawa-ku

Industry

Internet

Skill

iOS Development, Node.js, Swift, Objective-C, RxSwift, Realm, Flux

Experience

Software Architect

Sansan株式会社

2025-6 - Present · 1 yr 4 mos

Tokyo, Japan

Software Architect at Sansan, working on Bill One

Software Development Engineer

Amazon

2022-6 - 2025-5 · 3 yrs

Tokyo, Japan

Customer Reactions team in Amazon Search Core NLP

Software Development Engineer

Amazon

2018-11 - 2022-6 · 3 yrs 8 mos

Tokyo, Japan

Alexa APAC, working on Alexa Voice experience

Software Development Engineer

Amazon

2017-10 - 2018-11 · 1 yr 2 mos

Tokyo, Japan

Alexa Mobile

iOS Developer

Quipper

2017-4 - 2017-9 · 6 mos

Tokyo, Japan

- iOS, Swift, Realm, Promise, Firebase, Treasure Data * Worked on Study Supuri for iOS, which is one of the widely used education app among high school students in Japan. * Reconstructed the app architecture(from legacy MVC to MVP) with Promise & Realm * UI/UX improvement * Migration to Swift 4 / Xcode 9

iOS Developer

CyberAgent, Inc.

2012-1 - 2017-3 · 5 yrs 3 mos

Tokyo, Japan

Abema TV (Jul, 2016 - Mar, 2017) : - iOS, Swift, Flux w/ RxSwift, Protocol Buffer, HTTP/2 * Adaptive Layout with Size Class & UIStackView. * Making micro frameworks for code sharing(among iOS, tvOS, Extensions), testability and compile-time improvement. * Migration to Swift 3 * UI/UX improvements Ameba Blog (Jan, 2012 - Jun, 2017) : - iOS, Objective-C, Swift, node.js, express * Led the iOS team(about 5 members) as a Senior iOS Developer * Continuous improvement of large code base * Introducing Swift into the existing Objective-C code base around Nov 2014(Swift 1.0) * Built CI/CD with Fabric, fastlane, etc * Developed Web API with node.js & express