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English
$
USD
I will customize perfex CRM, develop custom modules, and fix bugs
Muhammad S
Level 2
5.0
5.0
What people loved about this freelancer
alexm1984
Germany
Amazing experience working with this seller! Communication was fast, professional, and very friendly. The delivery exceeded my expectations in terms of quality...
dinocarc
Italy
Outstanding work and highly recommended! - Muhammad S completed the project with utmost professionalism and perfectly on time. What I really appreciated was...
alexm1984
Germany
Excellent work and great communication throughout the project. Delivered on time, paid attention to detail, and exceeded expectations. Highly professional and...
alexm1984
Germany
I book their services regularly and I’m always very satisfied. The work is consistently done to a high standard, reliable, and professional. Highly recommended!
About this gig
Need to customize Perfex CRM to match your business workflow?
I specialize in Perfex CRM customization, custom module development, API integrations, automation systems, and workflow optimization for businesses and agencies.
With 6+ years of CRM development experience, I can help you extend Perfex CRM professionally with scalable and maintainable solutions.
Services I offer:
- Custom Perfex CRM module development
- CRM workflow customization
- API integrations (Stripe, PayPal, WhatsApp, Google, Outlook, etc.)
- Proposal, invoice & estimate customization
- Client portal improvements
- Dashboard & reporting features
- Webhook integrations
- Automation workflows using n8n, Make, or Zapier
- Bug fixing & performance optimization
- Third-party integrations
I have worked on real business CRM systems involving billing automation, workflow management, customer portals, and AI-powered automations.
Why work with me?
- 6+ years CRM development experience
- Clean and scalable development approach
- Strong backend & API expertise
- AI + automation integration experience
- Long-term support available
Please contact me before placing an order to discuss requirements and scope.
Get to know Muhammad S
Muhammad S
Perfex CRM Developer, AI Automation Specialist, SaaS and CRM Integrations
Level 2
- FromPakistan
- Member sinceAug 2019
- Avg. response time1 hour
- Last delivery5 days
Languages
Urdu, English, French, German, Spanish, Arabic, Chinese, Turkish, Italian
Full Stack Developer and AI/CRM Automation Specialist with 6+ years of experience in Perfex CRM development and SaaS conversion. I specialize in Perfex CRM customization, custom module development, and scalable CRM solutions. Experienced in building AI-powered automation using n8n, Zapier, Vapi, Claude, and Twilio for chatbots, voice agents, and workflow automation. I also develop social media automation systems and modern web and mobile applications using React and React Native, helping businesses streamline operations and scale efficiently.
My Portfolio
Other Software Development Services I Offer
FAQ
Can you develop a completely new Perfex CRM module?
Yes, I can develop custom Perfex CRM modules using PHP, CodeIgniter, MySQL, and Perfex CRM standards.
Can you build AI-powered automation in Perfex CRM?
Yes, I can integrate AI features such as lead qualification, AI chatbot support, email summarization, task extraction, auto-replies, customer request classification, and workflow recommendations using tools like ChatGPT, Claude, Gemini, or custom AI APIs.
Can you convert Perfex CRM into a SaaS platform?
Yes, I can help customize or extend Perfex CRM toward a SaaS model, including tenant/workspace structure, subscription plans, feature restrictions, user limits, permissions, billing logic, and client onboarding flows. The exact scope depends on your current Perfex setup and business requirements.
Can Perfex CRM be connected with automation tools like n8n, Zapier, or Make?
Yes, I can connect Perfex CRM with n8n, Zapier, Make, webhooks, and third-party APIs to automate lead syncing, email notifications, task creation, payment updates, customer follow-ups, and other business processes.
Can you integrate Perfex CRM with third-party APIs?
Yes, I can integrate Perfex CRM with payment gateways, email systems, WhatsApp, Google, Outlook, webhooks, Zapier, Make, n8n, and other APIs.
Can you automate workflows inside Perfex CRM?
Yes, I can build automation workflows for leads, invoices, estimates, tasks, projects, tickets, reminders, notifications, follow-ups, and customer communication inside Perfex CRM.
Can you customize Perfex CRM workflows according to my business process?
Yes, I can customize your CRM workflow based on your sales, support, billing, project management, onboarding, or internal team process so Perfex works according to your business instead of the default structure.
Is SaaS conversion a small customization or a custom project?
SaaS conversion is usually a custom project because it may involve subscription logic, workspace separation, permissions, billing, limits, onboarding, and module access control. Please contact me first so I can review your requirements and suggest a realistic scope, timeline, and budget.
Reviews
192 reviews for this Gig
| (189) | ||
| (3) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
A 
alexm1984
Repeat Client
Germany
Amazing experience working with this seller! Communication was fast, professional, and very friendly. The delivery exceeded my expectations in terms of quality and attention to detail. Everything was completed on time, and all my requirements were perfectly understood and implemented. I would highly...
Up to $50
Price
1 day
Duration
Helpful?D dinocarc
Italy
Outstanding work and highly recommended! - Muhammad S completed the project with utmost professionalism and perfectly on time. What I really appreciated was his readiness and quickness in resolving a few adjustments I requested along the way. I am very satisfied with the final result and the overall...
$50-$100
Price
8 days
Duration
M 
Seller's Response
Helpful?A alexm1984
Repeat Client
Germany
Excellent work and great communication throughout the project. Delivered on time, paid attention to detail, and exceeded expectations. Highly professional and reliable. I would definitely work with them again. Highly recommended!
$50-$100
Price
1 day
Duration
M Seller's Response
Helpful?A alexm1984
Repeat Client
Germany
I book their services regularly and I’m always very satisfied. The work is consistently done to a high standard, reliable, and professional. Highly recommended!
Up to $50
Price
1 day
Duration
M Seller's Response
Helpful?A alexm1984
Repeat Client
Germany
Excellent service, fast delivery, and very professional. Highly recommended!
Up to $50
Price
4 days
Duration
M Seller's Response
Helpful?
Reviews
192 reviews for this Gig
| (189) | ||
| (3) | ||
| (0) | ||
| (0) | ||
| (0) |
Rating Breakdown
- Seller communication level
- Quality of delivery
- Value of delivery
Sort By
Most relevant
A alexm1984
Repeat Client
Germany
Amazing experience working with this seller! Communication was fast, professional, and very friendly. The delivery exceeded my expectations in terms of quality and attention to detail. Everything was completed on time, and all my requirements were perfectly understood and implemented. I would highly...
Up to $50
Price
1 day
Duration
Helpful?D dinocarc
Italy
Outstanding work and highly recommended! - Muhammad S completed the project with utmost professionalism and perfectly on time. What I really appreciated was his readiness and quickness in resolving a few adjustments I requested along the way. I am very satisfied with the final result and the overall...
$50-$100
Price
8 days
Duration
M Seller's Response
Helpful?A alexm1984
Repeat Client
Germany
Excellent work and great communication throughout the project. Delivered on time, paid attention to detail, and exceeded expectations. Highly professional and reliable. I would definitely work with them again. Highly recommended!
$50-$100
Price
1 day
Duration
M Seller's Response
Helpful?A alexm1984
Repeat Client
Germany
I book their services regularly and I’m always very satisfied. The work is consistently done to a high standard, reliable, and professional. Highly recommended!
Up to $50
Price
1 day
Duration
M Seller's Response
Helpful?A alexm1984
Repeat Client
Germany
Excellent service, fast delivery, and very professional. Highly recommended!
Up to $50
Price
4 days
Duration
M Seller's Response
Helpful?
