Developer API

Build on top of
BuilderMaxPro.

Connect lien-deadline workflows and project management. Contact us to discuss integration requirements. The price catalog is not available through a public API.

Request API Access View Plans

What you can build

RESTful JSON APIs

Clean, predictable JSON responses. Standard HTTP methods. Consistent error handling.

Session Authentication

Session-based auth with company-scoped data isolation. Every request is authenticated and authorized.

Webhooks

Get notified when quotes are approved, deadlines approach, or payments are recorded.

Real-Time Calculations

Lien deadline engine calculates every TX Property Code deadline from project data in milliseconds.

API Reference

A preview of available endpoints. Full documentation provided with API access.

Public price-catalog access is unavailable. Pricing within your account is unchanged.

GET/api/projectsList all projects for your company

POST/api/projectsCreate a new project with lien deadline workflow setup

GET/api/clientsList all clients

GET/api/estimatesList estimates with line items and pricing

GET/api/estimates/exportExport estimate as JSON, HTML (PDF), or material list CSV

GET/api/lien/deadlinesCalculate all TX lien deadlines for a project

GET/api/portal/calendar/eventsProject calendar events and milestonesPublic

POST/api/uploadsUpload project photos and documents

🔒 = Requires authentication · Additional endpoints available with Enterprise plan

Quick Start

example.js

// Within an authenticated BuilderMaxPro app session
const response = await fetch('/api/projects', {
  credentials: 'include'
});
if (!response.ok) throw new Error(String(response.status));
const projects = await response.json();
console.log(projects);

Ready to integrate?

API access is available on the Enterprise plan. Contact us to discuss your integration needs.

Request Access View Enterprise Plan

Build on top ofBuilderMaxPro.