Senior VSTO & WPF Developer

Senior VSTO & WPF Developer

We are hiring a Senior VSTO Developer with extensive experience building Microsoft Office add-ins using C#, .NET, VSTO, and WPF. The ideal candidate should have strong expertise in Office automation and enterprise application development with a focus on scalability, performance, and seamless integrations.

Role Summary

The role involves designing and developing enterprise-grade add-ins for Microsoft Excel, Word, and PowerPoint. You will work closely with cross-functional teams to build robust Office solutions integrated with APIs, cloud platforms, and enterprise systems.

Key Responsibilities

• Develop and maintain Microsoft Office add-ins using C# and .NET

• Build custom ribbons, task panes, and UI components using VSTO and WPF

• Create advanced automation solutions for Excel, Word, and PowerPoint

• Integrate Office solutions with REST APIs, backend services, and third-party applications

• Ensure application scalability, maintainability, and high performance

• Follow enterprise architecture standards and best development practices

• Troubleshoot and resolve complex Office Interop and COM-related issues

• Participate in deployment, enhancement, and production support activities

Required Experience & Skills

• 7+ years of professional experience in C# and .NET development

• 7+ years of hands-on experience with VSTO development

• Strong expertise in WPF and MVVM design pattern

• Deep understanding of Microsoft Office Object Models (Excel, Word, PowerPoint)

• Experience working with App Services, Microsoft Azure Functions and Office automation

• Work with SharePoint Online document libraries, metadata management, and SharePoint repositories

• Strong problem-solving, debugging, and performance optimization skills

• Experience building enterprise-level scalable applications

Good to Have

• Experience with Office.js / Web Add-ins

• Exposure to cloud-based integrations and microservices

• Knowledge of SQL Server and database integrations

• Familiarity with deployment tools and CI/CD processes

• Location - Remote

• Duration - 3+ months

Candidates with strong VSTO expertise and experience building enterprise Office add-ins are encouraged to apply.