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// Close CRM · REST API · Webhooks · Lead Sync

Close CRM, wired
into your product
stack.

Bidirectional lead sync, webhook automation, custom reporting dashboards, and full close.com API integration — built into Laravel, React, or Flutter. Your sales team stays in Close. Your product stays in sync.

✓ Top Rated Upwork
✓ 100% Job Success
✓ 17+ Years
12+
Years CRM development
50+
Projects delivered
100%
Job Success on Upwork
10+
CRM platforms integrated
Use Cases

What Becomes Possible When Close Has an API

Close CRM's API is comprehensive — but most teams don't have a developer to unlock it. Here's what I build for clients.

🔄

Bidirectional Lead Sync

User signs up in your SaaS product → lead automatically created in Close with their plan, usage, and account data. Deal won in Close → product account upgraded automatically. Real-time, no manual data entry.

⚡

Product-Led Sales Triggers

When a user hits a usage threshold, starts a trial, or triggers a key event in your product — automatically create a Close task, update the lead status, or enrol them in a Close sequence.

📊

Custom Reporting Dashboards

Pull Close activity data — calls made, emails sent, opportunities by stage, rep performance — into a custom dashboard tailored to your sales ops KPIs, beyond what Close's built-in reports provide.

🔁

CRM Data Migration

Moving from HubSpot, Salesforce, Pipedrive, or a spreadsheet into Close — clean data migration with deduplication, custom field mapping, and activity history preserved.

🔔

Real-Time Webhook Automation

Close webhooks firing into your product in real time — deal won triggers onboarding, lead status change updates your database, call completed sends a Slack notification to the right team.

🏢

Multi-System Orchestration

Close at the centre of a connected stack — syncing with your billing system (Stripe), support tool (Intercom), marketing platform (HubSpot), and product database simultaneously via a central integration layer.

Using Close CRM? Your product should know about it.
Services

What I Build with Close CRM API

From a simple lead sync to a full product-led growth infrastructure with Close at the centre.

Close CRM lead sync and API integration between systems

Close CRM API Integration

Full REST API integration — read and write leads, contacts, opportunities, activities, and custom fields programmatically. Authentication, rate limit handling, and pagination all handled correctly.

REST APIOAuthRate Limiting
Real-time webhook automation and event handling for Close CRM

Webhook Automation

Idempotent webhook handlers for Close events — lead created, opportunity won, call completed, sequence enrolled — all updating your application in real time.

WebhooksReal-timeIdempotency
Custom sales reporting dashboard built on Close CRM data

Custom Reporting Dashboards

Pull Close API data into a custom React or Laravel dashboard — rep leaderboards, pipeline velocity, conversion rates, and activity trends beyond Close's native reports.

ReactLaravelCharts
CRM data migration into Close from HubSpot or Salesforce

CRM Data Migration to Close

Migrate from HubSpot, Salesforce, Pipedrive, or spreadsheets into Close — clean field mapping, deduplication, activity history import, and zero data loss.

MigrationDedupHistory
SaaS product to Close CRM bidirectional sync integration

SaaS Product ↔ Close Sync

Connect your SaaS product to Close — user sign-up creates a lead, trial converts updates the opportunity, churned user triggers a win-back sequence automatically.

BidirectionalPLGSequences
Multi-CRM integration connecting Close with HubSpot Stripe and other tools

Multi-System Orchestration

Close + Stripe + HubSpot + your product database all in sync — a central Laravel integration layer that routes data between systems correctly without duplication.

Multi-systemLaravelZapier
How It Works

Three Ways Close Powers Your Product

Real integration patterns built for SaaS companies using Close CRM as their sales engine.

Product led growth sales motion connecting SaaS product to Close CRM
Pattern 1

Your product triggers Close actions automatically.

Product-led growth means your product signals sales intent — a user hits a feature limit, invites a team member, or connects a key integration. Close should know instantly.

  • User hits upgrade trigger → Close lead created with full context
  • Free trial started → Close sequence enrolled automatically
  • High-usage account → Close task assigned to AE for outreach
  • Payment failed in Stripe → Close activity logged for follow-up
Close CRM deal won triggering product account upgrade
Pattern 2

Close activity updates your product in real time.

When a deal closes in Close, your product shouldn't need a manual step. Webhook-driven automation means the account is upgraded the moment the opportunity is won.

  • Opportunity won → product account upgraded instantly
  • Lead status → In Trial → trial activated in your product
  • Contact added to Close → user created in your app
  • Call note added → activity logged in your support system
Custom analytics dashboard built on Close CRM API data
Pattern 3

Close data powering custom dashboards your team actually uses.

Close's built-in reporting hits walls fast. Custom dashboards pull exactly the metrics your team needs — blended with product data for a complete picture of the customer journey.

  • Revenue pipeline blended with product trial conversion data
  • Rep activity score combining Close calls + email + product demos
  • Cohort analysis: leads created → trial → paid, by source
  • Real-time alerts when high-value leads go cold
Connects With

Close at the Centre of Your Stack

Close rarely lives alone — it works best when connected to the tools around it.

🔺
Laravel
Backend integration layer
⚛️
React / Next.js
Custom dashboards
💳
Stripe
Billing → deal sync
🟠
HubSpot
Marketing ↔ sales sync
⚡
Zapier / Make
No-code automation
💬
Slack
Real-time notifications
📱
Twilio
SMS sequences
🗄️
Your Database
Bidirectional sync
Why Mehdi

CRM Integration Needs a Developer Who Understands Sales

A developer who's only read the Close API docs will build what the docs describe. I build what your sales team actually needs — because I've built CRMs from scratch and know what makes them get used.

🏗️

CRM architecture, not just API calls

I've built CRM systems from scratch. That means I understand data modelling, pipeline logic, and sales workflows — not just how to POST to an endpoint.

🔄

Real bidirectional sync experience

10+ years of HubSpot API work for Global Healthcare Resources — production bidirectional sync, webhook reliability, and conflict resolution built and maintained over a decade.

⭐

Top Rated on Upwork, 100% JSS

Public, verifiable track record across 50+ projects — every CRM and integration project I've delivered is rated publicly on Upwork.

🏗️

Full-stack means full ownership

I build the integration layer, the webhook handlers, the database sync, and any custom dashboard that surfaces the data — no handoff gaps between layers.

🌍

US, UK & AU time zones

Available for standups during your business hours — 10+ countries served without communication friction.

⚡

Multi-CRM fluency

HubSpot, Salesforce, GoHighLevel, and now Close — I move between CRM platforms without re-learning fundamentals, which means faster delivery on your integration.

FAQ

Questions About Close CRM Integration

What SaaS founders and sales ops managers usually ask before starting.

The Close CRM REST API gives full programmatic access to leads, contacts, opportunities, activities (calls, emails, SMS, meetings), custom fields, sequences, and reporting data. This means you can: sync leads bidirectionally between Close and your product database; automatically create leads when users sign up; trigger Close sequences based on product events; build custom dashboards on Close data; migrate data from other CRMs; and connect Close to tools not in the native integration catalogue.
Close CRM webhooks send real-time HTTP POST requests to your server when events occur — lead created, opportunity stage changed, call completed, email sent, and more. I build idempotent webhook handlers that verify event authenticity, process events reliably without duplication, and update your database or trigger downstream actions immediately. This enables real-time sync between Close and any other system in your stack without polling or scheduled jobs.
Yes. I build Laravel backends that connect to the Close REST API for data sync and automation, and React or Next.js frontends that display Close data in custom dashboards. The integration can be fully bidirectional — your app writes leads into Close when users sign up, and Close webhooks update your app in real time when sales activity happens. Both sides are kept in sync without manual data entry.
A basic one-way lead sync (your product → Close) typically takes 1–2 weeks. A full bidirectional sync with webhook handlers and conflict resolution takes 2–4 weeks. A custom reporting dashboard pulling Close data takes 3–6 weeks depending on complexity. A full multi-system orchestration (Close + Stripe + your product + HubSpot) is scoped individually after a discovery call.
Yes. I handle full CRM-to-Close migrations including contact and lead records, opportunity/deal history, custom field mapping, activity logs (calls, emails, notes), and tag/status mapping. The migration runs in a staging environment first for validation, with zero disruption to your team's active Close usage, and a rollback plan if anything doesn't match expectations.
Let's Connect Close

Your product and Close CRM should speak the same language.

Tell me what you're building — I'll come back within 24 hours with a clear integration plan and honest quote.

Available for new projects · Close CRM expert · Replies within 24 hours