BigStep Technologies
Website:
bigsteptech.com
Job details:
We are seeking a SharePoint & OneDrive (Microsoft Graph) Integration Engineer with 5+ years of experience to build and maintain reliable backend integrations with SharePoint Online and OneDrive for Business using Microsoft Graph APIs. The role focuses on file management, synchronization, and large-scale document handling in enterprise Microsoft 365 environments. The ideal candidate has strong backend engineering skills and hands-on experience with SharePoint, OneDrive, and Microsoft Graph–based integrations.
Roles & Responsibilities
● Design, develop, and maintain backend services integrating with SharePoint Online and OneDrive via Microsoft Graph APIs.
● Implement file upload, download, synchronization, versioning, and change-tracking workflows.
● Build production-grade integrations with robust handling of throttling, retries, idempotency, and partial failures.
● Develop and optimize large file upload and download mechanisms, including resumable uploads and conflict resolution.
● Manage SharePoint and OneDrive document libraries, ensuring correct file lifecycle handling (locking, co-authoring, sync behavior).
● Troubleshoot and resolve tenant-specific Microsoft 365 issues, including file access, permission, and sync-related problems.
● Implement structured logging, diagnostics, and monitoring to ensure reliability and supportability.
● Collaborate with cross-functional teams to translate business requirements into scalable technical solutions.
Skills Required
● Deep hands-on experience with Microsoft Graph, especially Files / Drives APIs for SharePoint and OneDrive.
● Strong understanding of SharePoint Online / OneDrive (ODSP) document libraries and file lifecycle behaviors.
● Proven experience building reliable, production-grade Graph integrations with solid error handling and diagnostics.
● Experience implementing large file transfer patterns, including upload sessions and resumable uploads.
● Strong backend/API development experience using C#, TypeScript, or similar, in cloud-based environments.
● Ability to troubleshoot tenant-specific Microsoft 365 edge cases and customer-reported file access or sync issues.
● Familiarity with Azure AD / Entra ID OAuth, including delegated and app-only access models.
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