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02 / B2B & SaaS

Vicdoor — A multi-tenant SaaS for door and window manufacturers

Quoting, visual design, production, installation and customer trust in one system.

Year
2026
Scope
B2B & SaaS
Vicdoor web application shown on a laptop and a tablet

01 / Overview

Vicdoor replaces the Excel-based workflow in a PVC and aluminium door and window manufacturer’s workshops with one integrated digital system. It covers quoting, visual design, production, field installation and customer satisfaction, and is tailored to the Baku market.

02 / The problem

Workshops priced jobs in Excel, wrote measurements on paper and checked production status by phone. Finding the state of one order meant calling three people, and the same data lived in three different places.

03 / Our approach

The whole order lifecycle runs through a single status workflow with an audit trail. The price calculator, visual designer and drawing engine are shared packages used by web, mobile and API alike. An offline-first mobile app serves field installers, with measurements without internet, annotations on images and digital signatures.

04 / The result

Manual hand-offs between quoting and production are gone. The designer exports PDF and DXF files straight to CNC machines, and customers get a magic-link portal with live production status and a warranty card.

05 / Key features

What it does.

  • 01

    Smart price calculator

    Profile systems, glass packages, steel frames and accessories, with multi-currency maths under VAT and central-bank exchange rates.

  • 02

    Interactive visual designer

    Geometric constraint solving and CNC-ready PDF and DXF export.

  • 03

    Offline-first mobile app

    Measuring, annotation, signatures and on-site pricing without a connection.

  • 04

    Production line management

    A workshop kiosk, a TV status panel and cut optimisation.

  • 05

    Customer trust portal

    Quotes, live status and a warranty card behind a magic link.

  • 06

    Finance and inventory

    Invoicing, payment reconciliation, P&L including COGS, and real-time stock.

06 / Architecture

How it is built.

  1. Database-level isolation

    PostgreSQL Row-Level Security keeps every tenant’s data separate.

  2. End-to-end type safety

    tRPC v11 with shared Zod contracts across web, mobile and API.

  3. Asynchronous jobs

    PDF and DXF generation, cron tasks and push notifications run on BullMQ and Redis workers.

07 / Technology

Tech stack.

Monorepo and API
  • Turborepo
  • pnpm
  • tRPC v11
  • Fastify
Frontend
  • Next.js 14 (App Router / RSC)
  • Tailwind CSS
  • shadcn/ui
  • Konva
Mobile
  • React Native (Expo)
  • Skia
Data
  • PostgreSQL 16 (RLS multi-tenancy)
  • Prisma ORM
  • Redis
Background jobs
  • BullMQ workers
Security and storage
  • Better Auth
  • Cloudflare R2
Quality
  • Vitest
  • Playwright
  • i18n (AZ / RU / EN)

08 / Screens

5 screens from the product.

Select a screen to see it full size.

Vicdoor interface — screen 1 of 5Vicdoor interface — screen 2 of 5Vicdoor interface — screen 3 of 5Vicdoor interface — screen 4 of 5Vicdoor interface — screen 5 of 5

09 / More work

More b2b & saas and neighbouring work from the same studio.

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