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Selected Work

Systems I've designed and shipped end to end

Real projects with their honest status. All built with AI agents and proven by tests. Architecture notes and details are shared in conversation.

CRM dashboard with overdue collections, KPIs, recent sales and contactsDemo data
In daily use at a real business

Multi-tenant CRM & operations platform

A multi-tenant SaaS CRM on Supabase with role- and module-based access, built and run end to end.

  • Supabase
  • PostgreSQL
  • React
  • Edge Functions
  • 496 migrations, 280+ RLS policies across 83 tables
  • MFA, audit log, GDPR/KVKK data export
  • 18 edge functions, 128 pgTAP tests and E2E, security gates in CI
Price and SEO tracker dashboard with Buy Box tracking and repricing recommendationsDemo data
Working · internal tool

E-commerce price & SEO tracker

Competitor price and SEO monitoring: a resilient scraping pipeline feeding a multi-tenant dashboard.

  • Next.js
  • Supabase
  • Playwright
  • Redis
  • Buy Box tracking and margin-aware repricing recommendations
  • Retry, rate-limit and circuit-breaker scraping with an SSRF-safe fetcher
  • Background worker for large crawls, tenant-isolated data
  • ~400 unit and integration test files, E2E in CI
Architecture diagram: shared templates, i18n and content feeding four live sites built and deployed to Cloudflare
Live in production

Multi-brand website system

Four live, bilingual, SEO-ready corporate sites on one shared architecture, each deployed on push.

  • Astro
  • TypeScript
  • Cloudflare Pages
  • GitHub Actions
  • JSON-dictionary i18n with fallback, RTL-ready, hreflang and sitemaps
  • Content kept outside the code, so copy changes don't need a developer
  • Push-to-deploy pipeline per site
Architecture diagram: admin panel, access gate, Worker API, D1 and R2, rebuild trigger and live sites
Live · Meta integration pending

Content API & admin panel

One Worker + D1 API and a single admin panel that manage several live sites. Social-platform (Meta) integration is the one piece still pending.

  • Cloudflare Workers
  • D1
  • R2
  • Hono
  • ~200 endpoints, role × section permission matrix
  • Cloudflare Access sign-in and an audit log
  • Rebuild-on-change pipeline, 12 migrations, 22 tables, media on R2
Desktop bookkeeping app dashboard with receivables, payables, cash estimate, stock and income/expense trendDemo data
v1.0 · ready to try

Offline desktop bookkeeping app

Offline-first desktop bookkeeping for small businesses: ledger, cash, stock, sales and purchases.

  • Electron
  • React
  • SQLite
  • Vitest
  • 24 tables with versioned, tested migrations
  • 130+ test files, backup verification and restore
  • Separate installer per edition

Client and company details are kept private.

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