TMS/WMS and end-to-end shipment visibility for a 3PL operator
An integrated TMS/WMS stack: routing, warehouse operations, trip tracking and ETAs, carrier integrations and e-waybill workflows.
Delivered functionality
Dispatch board, rule-based assignment, baseline cost/fuel estimates.
WMS: inbound, putaway, picking, cycle counting; barcodes/serials.
Portal/API: tracking, documents, webhooks; OTIF and dwell reporting.
Business outcomes
Empty miles and yard waiting −15–22%; on-time SLA breaches ~−25%.
Manual status entry −50%+.
Highlights
- PostGIS network model: hubs, delivery zones, vehicle constraints and loading windows.
- Live trip tracking (telematics/GPS), ETA computation and SLA deviation alerts.
- WMS: storage zones, pick tasks, serials and near real-time inventory control.
- Integrations: EDI/REST with carriers, e-waybill printing, B2B customer webhooks.
Stack
Python 3.12
Django + Django REST Framework
PostgreSQL + PostGIS
Redis + Celery
Apache Kafka
OSRM / Valhalla (routing, optional)
MinIO (документы/сканы)
React + TypeScript
Prometheus + Grafana
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