Ryuu Dev
We create high-quality software with ❤️ that solves complex problems. Our innovative solutions are designed to make life easier.
Products
Fightie
💪
Fightie is an all-in-one workout tracker that comes with a minimalist design and several powerful features to help you track your workouts instantly.
Fightie WOD
🏋️
Fightie WOD is a curated workout library for CrossFit and HYROX athletes, featuring daily WODs, scaling options, and training tools to level up your fitness.
Copicake
🍰
Automate Your Marketing Visuals with Copicake, with famous no-code solution like Zapier, Airtable or your own API.
SkillTest
🧠
An online practice platform for Taiwan Technical Skill Certification exams, offering subject-based question banks and simulated written tests to help candidates prepare efficiently and pass with confidence.
ThaiLens
🇹🇭
ThaiLens is an AI-powered app that lets you learn Thai by capturing real-world text. Point your camera at street signs, menus, or any Thai writing, and get instant explanations of meaning, grammar, and key vocabulary in Traditional Chinese. Turn everyday outings into immersive language lessons—every word is a classroom.
Services
🧠
Consulting & Project-Based Development
What We Offer
🌐
Custom Web App Development
From concept to deployment—frontend, backend, and databases. We specialize in Vue / Nuxt / React / Firebase / PostgreSQL / AWS.
🚀
Startup & Product Consulting
We help startups shape MVP strategies, validate ideas, build lean feedback loops, and design scalable monetization models.
Why Work With Us
- •Full-stack capabilities with real product launches
- •Experience in SaaS and solo-founder style execution
- •Strong product thinking, UX design, and go-to-market strategies
How We Work
- •Free 30-min discovery call to understand your goals and needs
- •Flexible engagement – one-time consults, weekly retainers, or full builds
- •Transparent pricing – hourly or project-based