Microsoft Developer

Contract to hire Role70/hour to 72 hour 1099 convert about $125K to $130K rangeMust be Greencard or US CitizensREMOTE ROLEWe are seeking an experienced Full-Stack Microsoft Developer for a consulting engagement to support the continued development, enhancement, and integration of our core web applications and enterprise systems. This is a hands-on technical consulting role focused on building and maintaining scalable, AI-enhanced web solutions on Microsoft Azure, with deep PostgreSQL API development and NetSuite ERP integrations through Celigo.You will work directly with our internal engineering and business teams on a flexible schedule, delivering high-impact solutions without full-time overhead.Key ResponsibilitiesDesign, develop, and maintain full-stack web applications using Microsoft technologies (.NET 6/8, C#, ASP.NET Core, Blazor or React with .NET backend).Architect and deploy scalable solutions on Azure Cloud (App Services, Azure Functions, Azure SQL/PostgreSQL Flexible Server, Key Vault, Azure AD B2C, Application Insights, etc.).Build and enhance AI-powered websites and features using Azure AI services (OpenAI, Azure Cognitive Services, Semantic Kernel, or custom ML models).Develop and optimize RESTful/GraphQL APIs with PostgreSQL as the primary database, including Entity Framework Core, Dapper, advanced querying, indexing, and performance tuning.Design, implement, and maintain bi-directional integrations between custom applications and NetSuite ERP using Celigo (), including real-time and batch data syncs, custom flows, and error-handling frameworks.Provide technical consulting on architecture, code reviews, DevOps/CI-CD pipelines (Azure DevOps or GitHub Actions), and cloud cost optimization.Troubleshoot, debug, and resolve production issues across the full stack.Document technical designs, API specifications, and integration patterns.Required Qualifications5+ years of hands-on full-stack development experience with Microsoft technologies (.NET ecosystem).Strong expertise in Azure Cloud services and architecture (certifications such as AZ-204 or AZ-400 a plus).Proven experience building AI-enhanced web applications (chatbots, intelligent search, content generation, or recommendation engines).Advanced experience with PostgreSQL database design, performance tuning, and API development (REST + GraphQL).Direct, demonstrable experience integrating with NetSuite ERP using Celigo () — this is a hard requirement.Solid understanding of secure authentication (Azure AD, OAuth2, JWT), API security, and data privacy best practices.Strong communication skills and ability to work independently in a consulting capacity.Preferred ExperiencePrevious consulting or fractional CTO-level work.Experience with Blazor WebAssembly/Server or modern frontend frameworks (React + TypeScript).Familiarity with microservices, event-driven architecture, and Azure Event Grid/Service Bus.NetSuite SuiteScript or Celigo advanced mapping/transformations.Exposure to additional ERP/CRM platforms (Salesforce, Dynamics 365) is a bonus.