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Sacha Praljak
• May 16
Stripe Connect Express Marketplace — Production-grade B2B payments infrastructure built for Kryva.fr. Features: programmatic KYC onboarding via Stripe Express accounts, automated commission computation (up to 20% MRR over 12 months), monthly payouts orchestration via Vercel cron + Stripe Connect webhooks with dual HMAC signature verification.
Full EU compliance: country-specific VAT routing (FR/BE/LU/CH/DE/AT/NL/IT/ES), conditional Stripe Tax (automatic for businesses, manual for individuals), multi-currency with EUR fallback, eIDAS-compliant e-signature flow, anti-fraud VAT publisher attestation (FR CGI art. 286-I-3 bis). Real money flowing through it every month.
StripeAI Agent EngineerBackend DevelopmentFull Stack DevelopmentSupabaseVercel
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The network for creativity
Join 1.25M professional creatives like you
Connect with clients, get discovered, and run your business 100% commission-free
Creatives on Contra have earned over $150M and we are just getting started