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Hi, I’m Daiki, a Senior Software Engineer and Technical Lead with 10+ years of experience building enterprise-grade mobile apps and scalable backend systems. I specialize in Flutter, Swift, Kotlin, and Ruby on Rails, and I enjoy bridging business needs with practical technical solutions. I recently relocated from Japan to the UK and am excited to apply my experience across server-side and mobile development to help teams grow and deliver. I’m passionate about building maintainable architectures, mentoring engineers, and delivering high-impact products. When I’m not coding, I enjoy exploring new cultures, travel, and staying up-to-date with the latest in mobile and cloud technologies.…Hi, I’m Daiki, a Senior Software Engineer and Technical Lead with 10+ years of experience building enterprise-grade mobile apps and scalable backend systems. I specialize in Flutter, Swift, Kotlin, and Ruby on Rails, and I enjoy bridging business needs with practical technical solutions. I recently relocated from Japan to the UK and am excited to apply my experience across server-side and mobile development to help teams grow and deliver. I’m passionate about building maintainable architectures, mentoring engineers, and delivering high-impact products. When I’m not coding, I enjoy exploring new cultures, travel, and staying up-to-date with the latest in mobile and cloud technologies.

Daiki

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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Hi, I’m Daiki, a Senior Software Engineer and Technical Lead with 10+ years of experience building enterprise-grade mobile apps and scalable backend systems. I specialize in Flutter, Swift, Kotlin, and Ruby on Rails, and I enjoy bridging business needs with practical technical solutions. I recently relocated from Japan to the UK and am excited to apply my experience across server-side and mobile development to help teams grow and deliver. I’m passionate about building maintainable architectures, mentoring engineers, and delivering high-impact products. When I’m not coding, I enjoy exploring new cultures, travel, and staying up-to-date with the latest in mobile and cloud technologies.…Hi, I’m Daiki, a Senior Software Engineer and Technical Lead with 10+ years of experience building enterprise-grade mobile apps and scalable backend systems. I specialize in Flutter, Swift, Kotlin, and Ruby on Rails, and I enjoy bridging business needs with practical technical solutions. I recently relocated from Japan to the UK and am excited to apply my experience across server-side and mobile development to help teams grow and deliver. I’m passionate about building maintainable architectures, mentoring engineers, and delivering high-impact products. When I’m not coding, I enjoy exploring new cultures, travel, and staying up-to-date with the latest in mobile and cloud technologies.

Available to hire

Hi, I’m Daiki, a Senior Software Engineer and Technical Lead with 10+ years of experience building enterprise-grade mobile apps and scalable backend systems. I specialize in Flutter, Swift, Kotlin, and Ruby on Rails, and I enjoy bridging business needs with practical technical solutions. I recently relocated from Japan to the UK and am excited to apply my experience across server-side and mobile development to help teams grow and deliver.

I’m passionate about building maintainable architectures, mentoring engineers, and delivering high-impact products. When I’m not coding, I enjoy exploring new cultures, travel, and staying up-to-date with the latest in mobile and cloud technologies.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Japanese

Fluent

Work Experience

Senior Mobile Developer & Technical Lead (Contract) at Renosys, Inc.

June 1, 2019 - Present

Scaled mobile development from solo to leading an international team of 12 engineers; delivered 18+ mobile and tablet apps; coordinated offshore and domestic teams; led recruitment and technical interviews for mobile roles; translated business requirements into server-side and mobile tasks with effort estimation; delivered high-scale enterprise apps including a Flutter-based restaurant ordering platform serving 1M+ monthly active users and an HR management system supporting 80K+ monthly users; implemented Clean Architecture with MVVM for Flutter apps and optimized API/database architectures for maintainable, scalable solutions; established code review processes, coding standards, and CI/CD pipelines; contributed to Flutter framework adoption and API-focused shared component library.

Technical Director & Founder at Filmingo, Inc.

April 1, 2020 - Present

Led technology strategy and product development; built high-performance web apps using Ruby on Rails, PostgreSQL, Next.js, TypeScript, Swift, and GCP; implemented scalable content management via headless CMS (Contentful, Netlify CMS); created a film-review mobile app using Swift and RxSwift; developed RESTful APIs in Rails and deployed on GCP.

Mobile Development Technical Advisor at Speckle, Inc.

April 1, 2021 - January 1, 2023

Provided technical advisory for mobile development strategy with international remote US teams; guided iOS and Android architecture decisions; bridged business requirements with technical solutions and supported knowledge transfer.

Android Developer at Unique Vision Company

May 1, 2015 - April 1, 2018

Android native development as a core team member; implemented MVVM architecture and built backend support from scratch including ER diagrams, database architecture, and RESTful APIs in Ruby on Rails to drive rapid development cycles.