Shipped product
Founder, product lead and engineer
Cash/MONEY
Replace a fragile chain of spreadsheets, Notion forms and automations with one dependable workflow.
SvelteKit web appPython APIPostgreSQL
Selected product work
Products and experiments
A selected set of shipped products, prototypes and tools. Each one starts with a real problem and shows how I move from ambiguity to a useful, testable system.
Active experimentation
Product experimenter and automation engineer
n8n Workflow Automation
Shorten the path from an idea to a reliable, observable automation.
AI workflowsAPI orchestrationHuman approval
Public product
Founder, product lead and engineer
CaiLENDAR
Remove the repetitive structure and time-zone errors from calendar entry.
Natural-language inputICS outputTime-zone aware
Small tools, real practice
Utility products and technical experiments
The smaller tools are intentionally lightweight: a place to practise product judgement, interaction design and end-to-end delivery.