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CASE 01 / 05STATUS: LIVE

Rheono

Manufacturing intelligence software for European e-commerce.

Founder, Solo Build·2025–2026·Next.js / TypeScript / Python / PostgreSQL / AI
VISIT LIVE SITE
Rheono hero

§01 / OVERVIEW

Rheono is a SaaS platform that automates the back-office of European e-commerce: order routing, supplier catalog normalization, multi-channel inventory sync, and EN 16931 / ZUGFeRD e-invoicing for the German B2B mandate.

§02 / PROBLEM

Mid-sized EU retailers run on a patchwork of ERPs, marketplaces, and supplier spreadsheets. The work between them — reformatting CSVs, matching SKUs, copying prices — is manual, error-prone, and scales linearly with the business.

§03 / APPROACH

Designed and built a deterministic ingestion pipeline that normalizes arbitrary supplier formats into a canonical product model, then routes orders and inventory updates across connected channels. The Shopware CSV Import feature was built for SØR's supplier-catalog workflow (see the SØR case study).

§04 / OUTCOME

Eliminated roughly 80% of manual ops for early users. Supports EN 16931 / ZUGFeRD / XRechnung for the German B2B e-invoicing mandate. Live at rheono.dev.

§05 / STACK

TECHNOLOGY
Next.js
TECHNOLOGY
TypeScript
TECHNOLOGY
Python
TECHNOLOGY
PostgreSQL
TECHNOLOGY
AI

§04 / OUTCOME — METRICS

~80%
manual ops eliminated
EN 16931
e-invoice standard
4
target industries

Screenshots

Rheono screenshot
Rheono screenshot
SYSTEM: ALL GREEN · TELEMETRY LIVE · LAST DEPLOY 14m AGOJSON
© 2026 SAMIR ABIS · BUILT IN BERLIN · SOURCE ON GITHUB