Available to hire
Hi, I’m Keyaria Walker—a Full Stack and Mobile Developer based in Wakabayashi, Setagaya, Tokyo. I build end-to-end web and mobile solutions and enjoy bridging work between Japan and the United States.
I thrive on solving tough problems with modern stacks like React, Vue, Flutter, Kotlin, and Swift, and I value clean architecture, UX, and testing. I love turning ideas into polished products that users love.
Skills
Language
English
Fluent
Japanese
Intermediate
Work Experience
Full Stack Developer at Amptalk
February 1, 2024 - PresentLed end-to-end Flutter/mobile product development; created a Flutter offline call recording app with recording, upload, call history, and Salesforce-related data, plus state management, architecture, and automated tests. Implemented native Swift and Kotlin implementations for picture-in-picture features. Introduced Sentry for crash/error monitoring, analyzed stack traces and user context, and reduced production crashes. Maintained Vue.js frontend, fixed bugs, and refactored shared components to reduce regressions. Contributed to SaaS-based web features integrated with Salesforce.
FrontEnd Engineer at Gen Entertainment
July 1, 2022 - January 31, 2024Designed and implemented a React/JavaScript library for game login and payments; implemented mobile payments integration using Kotlin and Swift; contributed to a cross-platform frontend stack and improved user experience in a gaming context.
FrontEnd Developer at TableCheck
April 1, 2021 - May 31, 2022Built admin interfaces and web components for a restaurant reservation platform; refactored UI components and introduced a centralized component library; designed and implemented a new restaurant survey feature using Sketch designs and React; worked with Elixir and Rails in the backend and TypeScript on the frontend.
FrontEnd Developer at TableCheck
July 1, 2019 - January 31, 2021Implemented and refactored website components for reservations and branding following new design guidelines; created new TC components such as input fields, selects, and buttons added to the component library and used across the TableCheck ecosystem; contributed to design reviews and front-end performance improvements.
Education
Bachelor of Science in Information at University of Michigan, Ann Arbor, MI
September 1, 2015 - May 1, 2019Qualifications
Industry Experience
Software & Internet, Gaming, Media & Entertainment, Education, Professional Services
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