E-commerce platform
From listings and orders to payments and members, a full store with admin and reporting.
Next.jsNode.jsPostgreSQLPayments
Work
What we can build
LINGYU is a new studio. Here are common system types that show what we can deliver.
These are representative project types, not specific client work. As public case studies ship, real projects will appear here.
LINE / AI support bot
An LLM-backed conversational agent wired into your knowledge base and systems, able to answer and act.
LINE Messaging APILLMRAG
RAG knowledge base
Turn internal docs and manuals into a question-answer base, with sources attached for checking.
Vector DBLangChainPython
Internal tools
Quoting, inventory, scheduling and approvals, shaped into tools a team uses comfortably every day.
ReactAPIAccess control
Data pipelines & reporting
Collect and clean data automatically, combined into operational dashboards that refresh daily.
ETLPandasScheduling
Booking / scheduling
Handle slots, resources and notifications, wired into calendars and message reminders.
Next.jsPostgreSQLNotifications
Which one is your system?
If it is not listed, still reach out. Most projects are a mix anyway.