Case studies

Real systems we have built for agencies and businesses. Client names are kept private, and we only describe results we can stand behind.

Healthcare clinics

Lead management and automation across multiple clinics

A GoHighLevel setup that gave several clinic locations one structured way to capture, route, and follow up with patient leads.

  • Automated first response on every enquiry
  • Centralized lead management across locations
  • Reduced manual follow-up for staff
Built with GoHighLevel, Workflows, Calendars, SMS and email
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Real estate

AI lead qualification for a real estate team

An automated journey that answers new real estate enquiries, qualifies them with an AI voice agent, and keeps them moving in GoHighLevel.

  • Automated first response
  • Automated qualification by AI voice
  • Qualification answers saved to the CRM
Built with GoHighLevel, Retell AI, Funnels, SMS and email
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Marketing agency

CRM migration into GoHighLevel for an agency

Moving an agency's CRM processes into GoHighLevel while keeping the sales logic intact and improving the automation.

  • Sales process moved into GHL without losing logic
  • Workflows rebuilt and tested before switch-over
  • Lead management centralized in one CRM
Built with GoHighLevel, Data migration, Webhooks, APIs
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Fitness

Automated lead follow-up and scheduling for a fitness business

A HubSpot, n8n, and Twilio system that schedules follow-ups, runs a 30-day nurture, and respects the client's Australian time zone.

  • Automated follow-up scheduling
  • Reduced manual follow-up
  • Messages sent at the right local time
Built with HubSpot, n8n, Twilio
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E-commerce

Turning WhatsApp messages into Shopify orders

A workflow that reads customer order messages on WhatsApp, including Arabic text, and creates the order in Shopify.

  • Eliminated manual order entry
  • Orders created directly in Shopify
  • Errors flagged for a person instead of lost
Built with WhatsApp API, Shopify API, n8n, OpenAI
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What clients say

“The automation has significantly improved the efficiency of our business processes.”

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“I recently worked with Muhammad to build out a custom automation for my business, and I couldn't be more pleased with the experience from start to finish. Throughout the project, Muhammad was consistently reliable — deadlines were met, communication was clear, and I never had to chase for updates. What really stood out was how thoughtful and understanding he was when it came to grasping exactly what I needed. He took the time to truly understand my business processes rather than just executing instructions at face value. Muhammad was also highly responsive to my requests, accommodating adjustments along the way without any fuss. That level of flexibility made the whole process feel genuinely collaborative. The end result has made a real difference to how we operate. The automation has significantly improved the efficiency of our business processes, saving us time and reducing the kind of manual work that used to slow us down. I would highly recommend Muhammad to anyone looking for a skilled, dependable, and professional automation specialist. I'll certainly be working with him again.”

What OJStack deliveredGHL agency setup + onboarding automation

KadirUK · GHL agency setup and client onboardingUpwork

“He understands both the technical side and the business side, which made a big difference.”

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“Muhammad is great to work with. He helped us build and improve our automation systems in GoHighLevel, including workflows, pipelines, and integrations with tools like Make.com and ReadyMode. He understands both the technical side and the business side, which made a big difference. He was able to troubleshoot issues quickly and also suggest better ways to structure things so they work properly long term. Very reliable, communicates well, and knows what he’s doing. I’d definitely recommend him for CRM and automation work.”

What OJStack deliveredGHL + Make.com + ReadyMode integration

Adam RaportUS · Real estate, GHL agency build and managementUpwork

“Incredibly responsive, detail-oriented, and professional.”

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“I had an excellent experience working with Muhammad on building out my Make.com to CRM automation. From start to finish, he was incredibly responsive, detail-oriented, and professional. What really stood out was his patience, he took the time to clearly explain how everything works, making sure I fully understood the system rather than just setting it up and leaving me guessing. His attention to detail ensured that everything was configured properly and running smoothly”

What OJStack deliveredMake.com + CRM automation

SarahUS · Make.com to CRM automationUpwork

“Great man very good with solving unexpected issues.”

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“Great man very good with solving unexpected issues i will count on muhammed as my main dev for future automations Highly recommend”

“amazing to work with as always this is my second project with muhaamed and there will be more highly recommend”

What OJStack deliveredWhatsApp bot + Shopify integration

Mohammed RasoliUK · WhatsApp bot for Shopify orders, repeat clientUpwork

“Great experience!”

What OJStack deliveredWhite-label GHL + n8n + AI agents

Abdel WahabNimbus LLC · White-label GHL, n8n and AI agentsUpwork

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