Amandeep G.

💡 I help businesses fix, modernize, and scale real-world .NET applications while building secure, high-performance systems from end to end. With 10+ years of experience, I’ve delivered enterprise platforms, SaaS products, APIs, and identity solutions across multiple industries. My strength is working on complex production systems — improving performance, reducing technical debt, and safely evolving legacy applications into modern architectures. I combine full-stack development expertise with deep knowledge of enterprise authentication (SSO/SAML) to deliver secure and scalable solutions. 🚀 What I Can Help You With ✔ Maintain and enhance existing ASP.NET / ASP.NET Core applications ✔ Build scalable SaaS platforms and enterprise web apps ✔ Develop secure REST APIs and microservices ✔ Implement SSO, SAML, OAuth, and identity integrations ✔ Modernize legacy WebForms / MVC apps to ASP.NET Core ✔ Optimize SQL Server and application performance ✔ Integrate third-party APIs and cloud services ✔ Deliver responsive UI with modern frontend frameworks 🔧 Core Technical Expertise 👉 Backend & Architecture ASP.NET Core, MVC, Web API, WebForms (maintenance & migration) C#, .NET Framework, .NET 6/7/8 Entity Framework / EF Core, LINQ Clean Architecture, SOLID principles Microservices & distributed system design 👉 Identity & Security (Key Differentiator) SSO & SAML implementations OAuth2 / OpenID Connect / JWT IdentityServer, Azure AD, Auth0 integrations Secure enterprise authentication & authorization 👉 Frontend Development Angular, React, Blazor JavaScript, jQuery Bootstrap & responsive UI Telerik, Kendo UI, DevExpress 👉 Databases & Performance SQL Server (query tuning, indexing, optimization) Stored procedures, migrations & refactoring Performance debugging in production systems 👉 Cloud, Tools & Integrations Azure-ready applications & IIS deployments AWS integrations (EC2, S3 – working level) Git, TFS, SVN Payment gateways, Google APIs, third-party integrations XML / JSON integrations & automation workflows ⭐ Why Clients Work With Me ✅ Strong debugging skills in complex legacy systems ✅ Clean, scalable, production-grade code ✅ Fast understanding of existing codebases ✅ Clear communication & proactive delivery ✅ Long-term modernization mindset I focus on solutions that increase stability today and scalability tomorrow. 🎯 Typical Projects Legacy .NET modernization SaaS platform development API ecosystems & integrations Enterprise SSO / identity solutions Performance tuning & architecture improvements 🕓 Availability • 40 hrs/week • Flexible across US, UK, EU & AU timezones • Open to long-term collaborations 🤝 Let’s Connect If you need a senior developer who can own complex systems, communicate clearly, and deliver secure scalable solutions, I’d be happy to help. 🔷 If your application is slow, fragile, or difficult to maintain, I can step in, understand it quickly, and improve it safely. 👉 Send an invite and let’s discuss your project. 𝗞𝗲𝘆𝘄𝗼𝗿𝗱𝘀 Senior .NET Engineer, ASP.NET Core, ASP.NET MVC, WebForms, C#, SQL Server, Performance Optimization, Legacy System Modernization, API Development, AI Integration, Azure, IIS, Entity Framework Core, Database Optimization, Migration, SignalR, Blazor, Angular