Junaid A

Full Stack Developer

AddinExpert • Full-time

Aug 2022 - Present • 3 yrs 9 mos

With over 5 years of Office Addins(Outlook add-in, Word add-in, Excel add-in, Project add-in(VSTO), PowerPoint add-in) development experience, I specialize in building custom Microsoft Office Add-ins for Word, Excel, Outlook, PowerPoint, and Project, delivering secure, scalable, and user-friendly solutions tailored to your business workflows. What I Offer 🔹 Custom Office Add-ins Development End-to-end development of Office Web Add-ins and VSTO Add-ins for Word, Excel, Outlook, PowerPoint, and Project, enhancing productivity, automation, and collaboration within Microsoft 365. 🔹 Backend Engineering Scalable APIs and services using .NET Core, Python (FastAPI, Django), and Node.js (Express, NestJS) with clean architecture, background tasks, and database optimization. 🔹 Frontend Development Modern UI experiences for task panes, ribbons, and dialogs using React, TypeScript, Fluent UI, and Vue.js. 🔹 Microsoft 365 Integration Microsoft Graph, SharePoint, and Outlook Mail APIs, plus support for OAuth2, SSO, and secure token-based authentication. 🔹 CI/CD & AppSource Deployment Streamlined build and release pipelines using Azure DevOps, GitHub Actions, manifest validation, and AppSource submission for your Office Add-ins. 🔹 Cross-Platform Compatibility Developing Office Add-ins that run flawlessly across Windows, Mac, Office Online, and mobile (iOS/iPad) environments. 🎯 Tech Stack & Tools: • Languages: JavaScript, TypeScript, Python, C#, HTML, CSS • Frameworks: React, Fluent UI, Vue.js, .NET (Core & VSTO), FastAPI, Django, Express.js, NestJS • DevOps: Azure DevOps, GitHub Actions, Git, Postman • Cloud & APIs: Microsoft Graph, SharePoint, Azure, REST • Databases: PostgreSQL, MySQL, MongoDB • Office Add-in Packaging: Manifest XML, AppSource Submission I’m passionate about creating high-performance Microsoft Office Add-ins that streamline workflows, automate tasks, and elevate productivity.