A three-service full-stack ML research workbench for market-regime analysis, backtesting, paper-trading simulation, and audit-ready experimentation.
→Compared attention-based market-regime analysis against SMA and rule-based baselines with persisted backtests, replay workflows, and audit trails.
→Added 150+ automated tests and an end-to-end smoke demo validating 20+ workflow steps across inference, backtesting, paper replay, model readiness, assistant proposals, and audit events.
A standalone portfolio chatbot and embeddable widget that answers recruiter questions using structured portfolio context.
→Built 14 Worker modules, 8 structured portfolio context modules, and a Shadow DOM widget embeddable independently from the main portfolio site.
→Designed chat, events, and health endpoints with CORS allowlists, request validation, Turnstile support, rate limits, duplicate-message checks, provider fallbacks, and structured logging.
PythonTypeScriptAnthropic Claude APIOpenAI APINode.jsCloudflare WorkersREST APIsCI/CD
A production-oriented TanStack Start platform for applications, admin operations, content management, and secure owner workflows.
→Built 38 routed pages/endpoints, including 16 API routes and 12 admin screens for applications, accounts, FAQs, traffic, audit logs, site content, and image management.
→Hardened the app with role-based access, session auth, Turnstile checks, rate limiting, audit logs, 18 D1 migrations, privacy export/delete flows, and 19 Vitest test files.