Microsoft 365 Development
Extend Microsoft 365 with custom development. We build Teams apps, Outlook add-ins, SharePoint SPFx web parts, and Microsoft Graph integrations that add capabilities tailored to your specific business processes.
Your M365 Platform Is an Untapped Development Goldmine
Microsoft Graph API gives you access to every piece of data in your M365 tenant — users, email, files, calendar, Teams, SharePoint. With custom development, you transform this platform from a suite of apps into a unified business engine.
Discuss Your Project/me/messages 200 OK /teams/{id}/channels 201 Created /sites/{id}/lists 200 OK /users/{id} 204 Updated Need Custom M365 Apps? We Ship Production Code.
From Teams bots to SharePoint web parts to Graph API integrations — our developers build production-ready M365 apps that your team will actually use.
Start Development SprintDevelopment Expertise
Full-stack M365 development — from Graph API to Teams apps to SharePoint solutions.
Full-Stack M365 Development
Every layer of the M365 platform — designed, built, and shipped.
import { Teams } Teams App Development
Build custom Teams tabs, bots, messaging extensions, and workflow apps that integrate directly into your Teams workspace.', icon: '💬
import { SharePoint } SharePoint SPFx Solutions
Modern SharePoint web parts, extensions, and full-page apps using SharePoint Framework with React and TypeScript.', icon: '🧩
import { Microsoft } Microsoft Graph API
Leverage the unified Microsoft Graph API to access data across M365 — users, mail, files, calendar, and more.', icon: '🔗
import { Power } Power Platform Extensions
Custom connectors, PCF controls, and canvas app components that extend Power Platform capabilities beyond out-of-box.', icon: '⚡
import { Outlook } Outlook Add-Ins
Task panes, contextual add-ins, and function commands that enhance Outlook with custom business logic.', icon: '📧
import { Bot } Bot Framework & AI
Intelligent conversational bots using Bot Framework, Adaptive Cards, and Azure Cognitive Services integration.', icon: '🤖
Agile Development Process
Sprint-based delivery with continuous feedback and iteration.
Requirements & Architecture
Gather requirements, design solution architecture, plan API integrations, and define the development roadmap
Development & Integration
Agile development sprints with Graph API integration, SPFx components, Teams manifest configuration
Testing & Security Review
Unit tests, integration tests, security audit, app certification preparation, and performance optimization
Deployment & Maintenance
Publish to app catalogs, configure permissions, monitor telemetry, and provide ongoing maintenance
The Development Advantage
Custom M365 development turns your platform into a competitive advantage.
Custom Workflow Automation
Replace manual processes with custom M365 apps that automate approvals, data entry, notifications, and reporting.
Unified Data Access
Microsoft Graph API connects all M365 data in one place — no more switching between apps or manual data syncing.
Native User Experience
Apps live inside Teams, Outlook, and SharePoint — users never leave their workspace, adoption is instant.
Enterprise Security
Built on Microsoft identity platform with Azure AD SSO, conditional access, and granular permission scopes.
Scalable Architecture
Serverless backends on Azure Functions, CDN-hosted SPFx bundles, and auto-scaling that handles enterprise load.
Reduced Licensing Costs
Build on your existing M365 licenses instead of purchasing additional SaaS tools. One platform, infinite possibilities.
Why Al Rafay Consulting for M365 Development
300+ custom M365 apps shipped. Our developers live in the Microsoft ecosystem — Graph API, SPFx, Teams Toolkit, Bot Framework. We don't just write code, we build solutions that scale.
- 300+ custom M365 applications shipped to production
- Microsoft Graph API and SPFx certified specialists
- Full CI/CD with Azure DevOps for M365 apps
- App certification and Teams Store publishing expertise
- Ongoing maintenance, monitoring, and version management
Frequently Asked Questions
What types of M365 custom development do you offer?
Do custom M365 apps require additional licensing?
How does Microsoft 365 Development improve productivity?
Is training included in the implementation?
How do you handle change management during rollout?
Ready to Build Custom M365 Applications?
Our development team will architect, build, and deploy production-ready M365 apps tailored to your business workflows.