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I will build office outlook addin plugin
Rehan
About this gig
Extend your Office with a custom Outlook add-in
Want to automate your Outlook workflow and boost productivity? I develop custom Outlook Addin using React.js and Office.js/VSTO, compatible with web, desktop, Mac, and mobile.
What You Get
- Custom Outlook Addin Development for email automation, CRM integration , or task management.
- Microsoft Graph API integration for smooth handling of emails, calendar events, and contacts.
- Secure Authentication with OAuth, Azure AD, or SSO.
- Attachment management integrated with OneDrive, Google Drive, or CRM systems.
- Modern UI Design using Fluent UI, Tailwind CSS, or Chakra UI for a professional experience.
- Over 4 years of experience in Office Add-in development and React.js.
- Proven expertise in Office.js, Microsoft Graph API, and Outlook Addin.
- Fast, reliable delivery with clear communication and tailored solutions.
How It Works:
- Share your workflow requirements.
- Ill design, develop, and test your custom Outlook Add-in.
- Receive a polished solution with a full setup and deployment guide.
Lets Build It:
Ready to enhance Outlook efficiency with automation and seamless integrations?
Message me today to start building your custom Outlook Office add-in.
Get to know Rehan
Rehan
Expert Office Addins Developer, API and AI Integration Specialist
- FromPakistan
- Member sinceJan 2026
- Avg. response time1 hour
Languages
English, German, Italian, French, Arabic
Fullstack developer specializing in Microsoft Office add-ins for Outlook, Excel, Word, and PowerPoint. I build custom solutions with API integrations, AI/LLM capabilities, payment gateway connections, and database synchronization.
My stack includes JavaScript, React, Node.js, Office.js, SQL, and MongoDB. I create cross-platform add-ins that work on Windows, Mac, iPad, and web, helping businesses automate workflows and extend Office 365 functionality.
From Stripe payment integration to real-time database connections, I deliver clean, tested solutions with clear documentation and ongoing support
Other Software Development Services I Offer
FAQ
Can I get the custom offer?
Yes, you can.
What platforms does your Outlook add-in support?
All major platforms—Outlook for Web, Windows desktop, Mac, and mobile (iOS/Android). Built with Office.js for full cross-platform compatibility.
How long does development take?
Basic add-ins take 1-2 weeks, while complex solutions with advanced integrations require 3-4 weeks. I'll provide a specific timeline after reviewing your requirements.
Do I need a Microsoft 365 or Azure account?
It depends on features needed. Basic add-ins work with most Outlook setups. Advanced features like Graph API or Azure AD authentication require appropriate Microsoft 365 business subscriptions.
Do you offer post-deployment support?
Yes, I provide ongoing support including bug fixes, compatibility updates, and feature enhancements. We can arrange a support package that fits your needs.
