// selected work · deployed & live

Full-stack products with AI, shipped to production.

I design and build multi-tenant SaaS, AI-integrated tools, and realtime apps — end to end, from Postgres row-level security to the pixel. Below are six, running live right now. Open any of them.

6 apps live
deployed on one VPS
Next.js · Drizzle · Postgres
+ pgvector · OpenAI · Better Auth
Multi-tenant RLS
buyer-grade isolation
Live projects
ontariorent.ersaptaaristo.dev
Rentario — Ontario property management
Rentario
Upwork POC · $20K
Multi-tenant property management for Ontario landlords — properties & units, tenants & leases, rent tracking, maintenance, and one-click LTB Form N4 PDF generation.
Next.js 15DrizzlePostgres RLSpdf-lib
Open live →
recruitcrm.ersaptaaristo.dev
AI Recruitment CRM / ATS
Recruitment CRM
Upwork POC · $8K
AI applicant tracking — structured résumé parsing (OpenAI), pgvector candidate ranking with explainable matches, and a drag-drop kanban pipeline.
Next.jspgvectorOpenAIBetter Auth
Open live →
judgified.ersaptaaristo.dev
Judgified — cheerleading video review
Judgified
Upwork POC · $2.5K
Cheerleading routine review — certified reviewers, a dynamic scoresheet builder with versioned snapshots, score gauges, and PDF reports + payroll export.
Next.jsDrizzlePostgres RLSpdf-lib
Open live →
salescoach.ersaptaaristo.dev
Sales Coach Notebook
Sales Coach
AI integration
A shared 1:1 notebook for sales coaches and reps — structured coaching notes with AI summaries and weekly insight rollups.
Next.jsOpenAIPostgres
Open live →
hostly.ersaptaaristo.dev
Hostly — QR check-in PWA
Hostly
Realtime PWA
A real-time hospitality check-in PWA — guests scan a QR to check in, hosts watch live status update instantly. Installable, offline-aware.
PWARealtimeNext.js
Open live →
crate.ersaptaaristo.dev
Crate — inventory management
Crate
Product
Ops-grade inventory built around how stock actually moves — an append-only ledger, atomic transfers, and perpetual weighted-average valuation.
AstroLedgerPostgres
Open live →