# SPFx Web Parts | Custom SharePoint Extensions – AvantIT

> Custom Web Parts and extensions built with SharePoint Framework (React) to meet specific Microsoft 365 needs.
Canonical: https://www.avantit.pt/en/services/modern-work/spfx-development/
Source: AvantIT — https://www.avantit.pt (Microsoft Solutions Partner, Matosinhos, Portugal)

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SharePoint 

# Extend SharePoint with SPFx

 

When native features aren't enough, we develop custom solutions with SharePoint Framework (SPFx).

 [Request Quote](https://www.avantit.pt/en/contact/) 

## Professional SharePoint Development

 

SharePoint Framework (SPFx) is the modern development model for SharePoint Online. It allows us to create rich and interactive experiences using standard web technologies like React, TypeScript, and SASS.

 

At Avantit, we follow SPFx development best practices, ensuring clean, performant, and maintainable code.

 
- Microsoft Graph integration
- Responsive and mobile-ready design
- Automated deployment (CI/CD)
- Teams and Viva support 
![SharePoint Framework (SPFx) custom development by AvantIT — React-based SharePoint web parts and extensions]
 

## Technical Capabilities

 

### Custom Web Parts

 

Tailor-made components that integrate seamlessly into SharePoint pages, built with React.

 

### Extensions

 

Customization of headers, footers, and context menus to improve user experience.

 

### Data Integration

 

Connection to external APIs, SQL databases, or other Microsoft 365 services via Microsoft Graph.

 

### Performance

 

Optimized and secure code that runs in the user context, without compromising site speed.

 

## Developed Solutions

 [![Sales Dashboard] Sales Dashboard Web Part displaying real-time data from CRM or ERP directly on the intranet homepage. Read Case Study](https://www.avantit.pt/en/projects/portal-sharepoint-powerbi/) 
![Employee Directory]
 

### Employee Directory

 

Advanced people search with custom filters and organizational chart visualization.

 
![Booking System]
 

### Booking System

 

Integrated application for booking rooms, vehicles, or equipment.

 

## Have a specific requirement?

 

We build the exact solution your business needs.

 [Talk to a Developer](https://www.avantit.pt/en/contact/)