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Roofing & Construction · DFW Roofers (USA)

Vantage — custom ERP for roofing ops

A custom ERP built from the client’s business vision — centralizing CRM, sales, inventory, accounting, reporting, partner management, and support for a US roofing contractor.

Timeline
In development / active implementation
Status
In development
Category
software
Industry
Roofing & Construction
  • Building

    Status

    Core modules in active development

  • Full ERP

    Scope

    CRM through accounting and satellite tagging

Context

DFW Roofers ran on disconnected tools and spreadsheets, limiting visibility across CRM, sales, inventory, and finance.

Duwizer is building a modular SaaS-style ERP tailored to roofing workflows, not a generic off-the-shelf fit.

Channels & stack

  • Custom Software Development
  • ERP Solutions
  • Svelte
  • TypeScript
  • Tailwind CSS
  • Java
  • Spring Boot
  • PostgreSQL
  • Redis
  • Terraform
  • Docker
  • CI/CD

Challenge

Disconnected tools and manual workflows

Poor visibility across departments

Transforming raw business ideas into structured modules

Goals

  • 01

    Centralize operations in one ERP

  • 02

    Automate CRM, sales, inventory, and accounting workflows

  • 03

    Real-time dashboards and scalable architecture

Delivery sequence

How the engagement ran.

  1. Phase 01

    Planning

    Discovery & design

    Workflow analysis and SaaS-style UI planning.

    Work

    • Pain-point workshops
    • Module navigation design

    Deliverables

    • Requirements
    • UI/UX system
  2. Phase 02

    Build

    Core ERP development

    Modular systems with RBAC and dashboards.

    Work

    • CRM, inventory, accounting modules
    • Reporting engine

    Deliverables

    • Working modules
    • Role-based access

Architecture

  1. 01

    Dashboard & KPI analytics with real-time updates

  2. 02

    CRM, pipeline, and partner management

  3. 03

    Inventory, accounting, and sales management

  4. 04

    Reporting, forecasting, and admin RBAC

  5. 05

    Support ticketing and document management

  6. 06

    Satellite image tagging for addresses

Outcome

Centralized operational control replacing spreadsheets

Improved decision-making via analytics

Architecture ready for long-term digital transformation

Lessons

  • 01

    Industry-focused ERPs need deep workflow understanding

  • 02

    Iterative Agile cycles absorbed evolving requirements

  • 03

    UX quality drives ERP adoption as much as feature depth

Next step

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