~/work/wms
Custom warehouse management system
A FastAPI and PostgreSQL WMS built from scratch, with RFID support, running the group's receiving, inventory, and putaway operations.
Work
Systems I designed and shipped: warehouse and fleet infrastructure for a cross-border logistics operation, the federal certification that keeps it running, and independent SaaS products built on the side.
~/work/ctpat-certification
C-TPAT certification
Led Arnian Group's C-TPAT certification with U.S. Customs and Border Protection, from security policy to physical audits.
~/work/checazo
Checazo
Multi-tenant time and attendance platform with facial recognition, built for Mexican labor law from day one.
~/work/pdfvu
pdfVU
Converts PDFs into the format VUCEM requires, so customs brokers can file without manual rework.
~/work/tracknel
Tracknel
White-label GPS fleet tracking, built on the same Traccar and TimescaleDB stack I re-architected for Arnian's own fleet.
~/work/erp-automation
Odoo ERP and import automation
Rolled out Odoo as the company's core ERP and wrote custom Python modules that automated import review and customer data cleanup.
~/work/fleet-tracking
GPS fleet tracking, re-architected
Rebuilt the fleet tracking platform on Traccar and TimescaleDB, cutting operating cost by more than 80% with no loss of coverage.
~/work/field-apps
Paperless field operations
Three internal apps that replaced paper forms on the warehouse floor - trailer inspections, an employee kiosk, and IT asset inventory.
~/work/warehouse-infrastructure
IT and OT infrastructure for two warehouses
Structured cabling, enterprise Wi-Fi, IP CCTV, biometric access, and network segmentation, designed and deployed from scratch.
~/work/cybersecurity-strategy
Corporate cybersecurity strategy
EDR, VPN, MDM, privileged access management, and an incident response plan, rolled out group-wide.