System archive / 01
Selected work,
opened up.
Not a wall of logos. A closer look at the constraints, architecture, and control points behind the systems I build.
01
AI-native personal finance
BudgitBuddy
A production finance platform with a guarded MCP interface for natural-language access to real financial data.
- Human confirmation for AI writes
- OAuth 2.0 provider
- Live bank synchronization
Three independently deployable services, one permission-aware system.
Next.js · FastAPI · PostgreSQL · MCP
↗02
Voice, retrieval, and documents
InvoiceAssistant
An AI invoicing workflow that turns natural speech and historical documents into structured, editable invoices.
- RAG over prior invoices
- Structured PDF extraction
- Local vector lifecycle management
Speech-to-text, retrieval, extraction, and PDF generation in one workflow.
React · FastAPI · ChromaDB · OpenAI
↗03
Multi-account trading operations
PSGTrades
A focused trading utility that routes one decision across multiple authenticated brokerage accounts.
- Multi-account order fan-out
- Managed authentication
- AWS serverless order routing
Reduced a repetitive multi-account workflow from roughly 50 minutes to seconds.
Angular · TypeScript · AWS Lambda · API Gateway
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