Platform documentation

Technical and operational documentation for Briso EcoTrade users and integration partners.

Platform overview

Component	Technology	Notes
Frontend	HTML / Vanilla JS	Single-page application
Backend / Auth	Supabase	PostgreSQL + Row Level Security
Payments	Mollie	iDEAL, SEPA, all EU methods
Email	Resend + Amazon SES	Transactional only
Hosting	Netlify	CDN via AWS Global Accelerator
Waste compliance	DIWASS API	Active from 21 May 2026

Key flows

Material trade flow (EXW)

Seller posts listing with EURAL code + 3 photos
Buyer places bid (price/ton + quantity)
Seller accepts bid
Buyer pays via Mollie (upfront, no credit terms)
Buyer posts transport request on freight marketplace
Carrier bids, buyer accepts carrier
Carrier picks up, weighs in — tolerance check
Buyer confirms delivery
Briso releases payout to seller (2–3 working days)

Material trade flow (DAP)

Same steps 1–3 as above
Buyer pays material value (Step 1 of 2)
Briso auto-opens transport auction
Carrier bids, buyer approves quote
Buyer pays transport value (Step 2 of 2)
Carrier picks up and delivers
Buyer confirms, Briso releases payout

Document types

Document	When generated	Format
Order confirmation	Bid accepted	PDF (print window)
Buyer invoice	Payment received	PDF
Seller payout overview	Payment received	PDF
Transport invoice	Transport completed	PDF
Green List contract	Cross-border bid accepted	PDF (digital signature)
Annex VII / CMR	On request in deal panel	PDF

Security

TLS 1.3 encryption on all connections
HSTS with max-age 31536000
DMARC p=reject + SPF for email
Supabase Row Level Security on all tables
Content Security Policy headers via Netlify
Admin authentication via Supabase Auth (server-side)

Data retention

Deal records and associated documents are retained for a minimum of 7 years in accordance with Dutch accounting law (art. 2:10 BW) and EVOA requirements (5 years minimum for waste shipment documentation).