Folio3 Software is looking for a Senior Software Engineer with strong backend development experience to design and build enterprise-grade integrations across the Microsoft ecosystem. The ideal candidate will have expertise in Go (Golang), Microsoft Graph APIs, authentication and authorization frameworks, and developing scalable, secure cloud-based solutions.

Key Responsibilities

• Design, develop, and maintain integrations with Microsoft platforms, including SharePoint, OneDrive, Microsoft Teams, Azure Blob Storage, and Azure DevOps.
• Build secure authentication and authorization workflows using Microsoft Graph APIs, Microsoft Entra ID (Azure AD), OAuth 2.0, and OpenID Connect.
• Develop scalable, high-performance backend services and improve the reliability of enterprise integration systems.
• Design and implement testing strategies for permission-aware integrations and enterprise security models.
• Build reusable SDKs, libraries, and integration components to support future development.
• Collaborate with cross-functional teams to deliver high-quality technical solutions.
• Troubleshoot complex production issues and optimize system performance.
• Take ownership of technical projects from design through deployment.

Requirements

• Strong backend development experience with Go (Golang).
• Experience building production-grade integrations with Microsoft services or enterprise SaaS platforms.
• Strong understanding of Microsoft Graph APIs, Microsoft Entra ID (Azure AD), OAuth 2.0, OpenID Connect, authentication, and authorization.
• Experience working with APIs at scale and managing complex permission models.
• Solid understanding of distributed systems, cloud-native applications, and backend architecture.
• Experience with Kubernetes, Docker, PostgreSQL, and cloud platforms (preferably GCP).
• Experience with SharePoint, OneDrive, Microsoft Teams, Azure Storage, or Azure DevOps is highly preferred.
• Familiarity with .NET/C# is a plus.
• Strong analytical, debugging, communication, and problem-solving skills.
• Ability to independently drive technical projects from inception to completion.