$ cat welcome.txt
Our Projects
Explore our technical solutions and architectures_
$ ls -la projects/
WILLS PROJECT — Digital Yuutai Club
Shareholder benefit program management with point-based rewards, corporate admin portal, and AI-powered FAQ chatbot. Dedicated frontends per user role on microservices architecture.
// Stack
frontend: React
backend: Golang & Python
database: PostgreSQL
// Metrics
// Key Features
BOTTOS
A mobile app on LINE that lets users check-in/out via QR, book seats, and use tickets or subscriptions for coworking cafe services. It also includes campaigns and AI-based promotions to optimize occupancy and user engagement.
// Stack
frontend: Vue.js
backend: Golang
database: PostgreSQL
// Metrics
// Key Features
MEIWA-DX
Comprehensive DX system for Meiwa Town covering welfare commissioner management, communication tools, and resident application services. Multi-role access control with 5 user types.
// Stack
frontend: React
backend: Ruby
database: MySQL
// Metrics
// Key Features
SMART INVOICE
A cloud-based billing and payment collection system that enables businesses to manage invoicing, automate payment reconciliation, and support multiple payment methods, along with integrated communication tools and secure customer self-service portal.
// Stack
frontend: Vue.js
backend: Ruby
database: PostgreSQL
// Metrics
// Key Features
VIBICO
Video-based education, tournament management, and Stripe payments on Go microservices.
// Stack
frontend: React + Vue.js
backend: Golang
database: PostgreSQL
// Metrics
// Key Features
LINESHOP
Full e-commerce and customer communication platform built around the LINE ecosystem. Multi-tenant OEM deployment with white-label customization, AI chatbot support, and polyglot microservices architecture.
// Stack
frontend: NuxtJs
backend: Ruby
database: MySQL
// Metrics
70% faster website speed, improving conversion rates by up to 50%
// Key Features
• Optimized UI/UX design to enhance customer experience.
• Easy management of products, inventory, and orders.
• Supports multiple payment gateways: PayJp, PayPal, and more.
• Integrated marketing automation, email campaigns & chatbot support.
UNICORN-CART
A multi-domain management system that enables customizable landing pages for sales optimization, along with order management and integrations with multiple shipping providers and payment methods.
// Stack
frontend: NuxtJs
backend: Ruby
database: MySQL
// Metrics
Increased user engagement with custom landing pages
// Key Features
• Multiple domain management for individual customers
• Customizable landing pages for each domain
• Integration with shipping carriers for real-time tracking
• Product restocking feature
REDAIKU
A job matching platform for the construction industry, featuring advanced filtering and real-time notifications.
// Stack
frontend: Vue.js
backend: Golang
database: PostgreSQL
// Metrics
Employers reduce hiring time by 40% with intelligent job-matching algorithms.
// Key Features
• AI-driven job matching for faster and more accurate candidate recommendations.
• Advanced filtering options based on skills, experience, and certifications.
• Real-time notifications for job postings and application updates.
• Seamless communication between employers and candidates via integrated messaging.
ESB — eSports Bull / Ebisu
Comprehensive eSports streaming & betting platform with Watch-to-Earn mechanics, AI-powered multi-agent customer support (6 specialized agents via LangGraph), and multi-brand domain support.
// Stack
frontend: Vue.js
backend: Ruby, Python
database: MySQL
// Metrics
50% reduction in page load time
// Key Features
• Real-time data synchronization
• Advanced user authentication
• Responsive design for all devices
• Automated deployment pipeline
ESB Games — Game Development Studio
End-to-end game production pipeline: production-grade slot engine (96.92% RTP, provably fair RNG), AI asset generation pipeline (23 image + 11 sound steps), and automated game code generator with LLM workflows.
// Stack
frontend: Vue.js
backend: Python & Golang
database: PostgreSQL
// Metrics
// Key Features
TENCE
Inspection report management with legacy data migration and PDF generation.
// Stack
frontend: Vue.js
backend: Ruby
database: MySql with TimescaleDB
// Metrics
Successfully migrated old data using crawler
// Key Features
• Migrate data from old system
• Performance when use crawler to migrate data
• Clean zombie processes
• Pdf Report System
QIBITECH
A system for managing autonomous transport robots, providing real-time alerts when issues occur and allowing operators to monitor and take manual control.
// Stack
frontend: Vue.js
backend: Ruby & Node.js
database: PostgreSQL
// Metrics
// Key Features
HANAMARO
E-Commerce. Provides direct delivery service of phalaenopsis for corporate gifts. By making the flow of flowers as simple as possible, we have realized a cost cut and set up a system to deliver high-quality phalaenopsis at fair value. This website is our first work, which also is our rocky start!
// Stack
frontend: Vue.js
backend: Ruby
database: MySQL
// Metrics
85% faster database operations
// Key Features
• SEO-Friendly URL & Schema Markup
• Easy management of products, inventory, and orders
• Automated backup and recovery
• Performance monitoring and optimization
FULLOUT
Landing page
// Stack
frontend: Streamlit
backend: Python
database: BigQuery
// Metrics
Increased visitor engagement by 40%
// Key Features
• Responsive and modern design
• Clear, compelling calls-to-action (CTA)
• SEO-optimized for increased visibility
• Fast load times for improved user experience
TATTVA
E-Commerce website design and development solutions
// Stack
frontend: Vue.js
backend: Ruby
database: MySql
// Metrics
90% Faster Page Load Speed
// Key Features
• Modern & Responsive Design
• High-Quality Product Images & Videos
• SEO-Friendly URL & Schema Markup
• Lazy Loading & Image Optimization
LIVERL
Comprehensive liver information media with voting and PayJP donation integration.
// Stack
frontend: Streamlit
backend: Python
database: BigQuery
// Metrics
Increased user interaction by 45%
// Key Features
• Interactive idol profiles with detailed information
• Voting and donation features for user engagement
• Donation via PayJP for secure and seamless transactions
• Real-time updates on voting and donation status
BEAUTY UPGRADE
High-traffic content-driven commerce platform serving the Taiwanese market.
// Stack
frontend: Vue.js
backend: Ruby
database: MySQL with TimescaleDB
// Metrics
Increased conversion rates by 30%
// Key Features
• Attractive Visuals
• One-Page Checkout
• Auto-Fill & Address Suggestion
• Multiple Payment Gateways
PINOKO SHOP
Japanese cosmetics for Vietnamese consumers with local payment integrations (VNPay, MoMo, ZaloPay).
// Stack
frontend: Vue.js
backend: Node.js
database: MongoDB
// Metrics
Increased conversion rates by 20%
// Key Features
• Mobile-friendly design
• One-click checkout
• Local payment integrations (VNPay, MoMo, ZaloPay)
• Fast page load speed
SON THACH
Landing page.
// Stack
frontend: Vue.js
backend: Node.js
database: Amazon RDS
// Metrics
Increased website traffic by 40%
// Key Features
• Fully responsive design for mobile and desktop
• SEO optimization for better search engine visibility
• Contact and inquiry forms for real-time communication
• High-quality visuals to showcase products effectively
STAR SMASH
Landing Page Star Smash is a fighting game that features Disney's beloved characters developed by XFLAG, Inc for mobile. The game is set in an alternative world with a popular sport called the Star Ball. The Disney characters transform into supporting cards to assist players. Players can click and tap on the screen to control their characters and enjoy exciting battles with 3 players.
// Stack
frontend: Streamlit
backend: Python
database: BigQuery
// Metrics
Increased app download conversions by 35%
// Key Features
• Engaging visual design featuring Disney characters
• Interactive elements showcasing gameplay mechanics
• Optimized for mobile and desktop devices
• Clear call-to-action buttons for app download
ENTETSU
Landing Page Centered around the western part of Shizuoka Prefecture, Entetsu Group is engaged in expanding operations in close contact with the lives of people in the region such as railways and buses, real estate, insurance, nursing care, department stores, supermarkets, car sales, and leisure services
// Stack
frontend: Vue.js
backend: Ruby
database: MyqSQL
// Metrics
Increased user engagement by 30%
// Key Features
• Responsive and modern design optimized for all devices
• Clear service categories with easy navigation
• Contact forms and service inquiries for customer engagement
• SEO-optimized for better search engine visibility
BINGO
Serverless bingo event for Tsum Tsum Stadium on multi-cloud (AWS + GCP).
// Stack
frontend: React
backend: AWS Lambda & Cloud Functions
database: DynamoDB & Firestore
// Metrics
Increased game participation by 30%
// Key Features
• Multi-cloud deployment
• Automatic scaling
• Pay-per-use pricing
• Zero infrastructure management