Career

Timeline

1. 2025.04 — present

   Software Engineer

   ExaWizards Inc.

   Research and development on AI agents and cloud technology. Much of what comes out of it ends up in public talks.

   • Investigating AI agents, centred on Amazon Bedrock AgentCore
   • Surveying cloud technology across AWS, Azure, and Google Cloud
   • Tracking developments on mobile platforms
   • Also sub lead of the Cloud Enabling Guild since December 2025
   • Amazon Bedrock AgentCore
   • AWS
   • Azure
   • Google Cloud
   • MCP
   • Python

2. 2024.04 — 2025.03

   Technology Department Manager

   ExaMD Inc.

   Managing the technology department while also acting as lead mobile engineer.

   • Department management, hiring, and growing the team
   • Lead mobile engineer across several applications
   • Hands-on full-stack implementation
   • Management
   • iOS
   • Flutter

3. 2020.09 — 2024.03

   Software Engineer → iOS Tech Lead

   ExaWizards Inc.

   Started on API work in Kotlin and Ktor, then widened into iOS, Flutter, and the web frontend. iOS tech lead from October 2021.

   • Designing and building APIs with Ktor and Kotlin
   • iOS app architecture with SwiftUI, MVVM, and GraphQL
   • Flutter app architecture with Riverpod and GraphQL
   • Web frontend work with React and GraphQL
   • Swift
   • SwiftUI
   • Flutter
   • Riverpod
   • Kotlin
   • Ktor
   • GraphQL
   • React

4. 2019.05 — 2020.03

   Software Engineer

   Freelance

   Independent work, mostly mobile application development.

   • Application development on iOS, Flutter, and Android
   • iOS
   • Flutter
   • Android

5. 2016.01 — 2019.04

   iOS Engineer

   NAVITIME JAPAN Co., Ltd.

   iOS development on navigation apps — feature work, plus the yearly cycle of adapting to new OS versions and devices.

   • Application development in Swift and Objective-C
   • Introducing and implementing MVVM, MVC, and VIPER architectures
   • Feature work across several products, and OS / hardware adaptation
   • Swift
   • Objective-C
   • MVVM
   • VIPER

6. 2014.04 — 2015.12

   Systems Engineer

   NEC Corporation

   Maintenance and operation of medical information systems. Where the career started.

   • Maintaining and operating medical information systems
   • System Integration
   • RDBMS