Problem
To be documented from real project evidence.
Decision
To be documented from real project evidence.
Why
To be documented from real project evidence.
Tradeoff
To be documented from real project evidence.
Shipped · Jun 2025 – Jan 2026
StillKoi
Cross-platform wellness app for sleep, focus & mindfulness
StillKoi hero media · real product asset pending
A — Overview
What the product is
Product context and the problem StillKoi solves will be added here.
B — Product
A calm product, built end to end
Real product screenshots are coming next.
Real product screenshots are coming next.
C — Ownership
Sole engineering ownership
- Mobile
- Backend
- Data
- Website
- Release lifecycle
D — Media system
Layered, resilient media
Architecture and implementation details will be added without inventing unsupported claims.
- Layered ambient audio
- Keyword-matched video
- Signed remote media
- Native audio and session focus
- Caching
- Offline behavior
E — Product systems
Beyond a single feature
- Guided sessions
- Breathing
- Goals
- Achievements
- Profile
- Notifications
- AI companion / chat
F — Identity / state
Identity that meets people where they are
- Anonymous-first behavior
- Authentication
- Account migration
- Session isolation
G — Shipping
One product, multiple surfaces
- iOS
- Android
- Web / backend
- Releases
H — Engineering decisions
Decisions under real constraints
Decision cards are ready for the real problem, decision, rationale, and tradeoff.
I — Reflection
What I learned / what I would change
Reflection will be written after the product evidence is assembled.