Sunny N.

I’m a Full Stack .NET Developer with 8.6+ years of hands-on experience designing, developing, maintaining, and modernizing web, desktop, and enterprise applications. I have worked across the complete software development lifecycle — from requirements analysis and technical design to development, database optimization, API integrations, testing, deployment, debugging, and ongoing production support. 🚀 What I Bring to Your Project 🔹 C# / .NET Development C#, .NET, .NET Core, ASP.NET, ASP.NET MVC, ASP.NET Web Forms, Web API, VB.NET, WinForms, WPF, and Windows Services. 🔹 Full-Stack Web Development Angular, AngularJS, JavaScript, jQuery, HTML5, CSS3, Bootstrap, AJAX, responsive web applications, and Figma-to-HTML/CSS development. 🔹 REST APIs & Integrations Designing and developing RESTful APIs, ASP.NET Web API, Web Services, WCF, third-party API integrations, and business-to-business integrations. 🔹 Database Development Microsoft SQL Server, MySQL, database design, complex queries, stored procedures, query optimization, performance tuning, data troubleshooting, and application/database integration. 🔹 Third-Party Integrations Experience integrating payment gateways and external services including Stripe, WePay, Facebook API, and other third-party APIs. 💼 Projects I Can Help With • Build web and enterprise applications from scratch • Develop scalable .NET backend systems and REST APIs • Build and enhance Angular-based frontend applications • Maintain and modernize existing ASP.NET / .NET applications • Optimize slow applications and SQL queries • Design and improve database architecture • Integrate payment gateways and third-party APIs • Develop business management and enterprise systems • Convert business requirements into practical technical solutions • Take ownership of an existing application and continue development • Provide reliable long-term development and maintenance support 🛠️ Core Technology Stack Backend: C#, .NET, .NET Core, ASP.NET, MVC, Web API, Web Forms, WCF Frontend: Angular, AngularJS, JavaScript, jQuery, HTML5, CSS3, Bootstrap, AJAX Database: Microsoft SQL Server, MySQL Desktop: WinForms, WPF, Windows Services Integrations: REST APIs, Stripe, WePay, Facebook API, Third-Party APIs UI & Reporting: Telerik, DevExpress, Telerik Reporting Source Control & DevOps: Git, Bitbucket, SourceTree, Azure DevOps Testing: Selenium End-to-end ownership I can contribute across the entire stack — backend, frontend, database, APIs, integrations, debugging, testing, and ongoing application support. Clean & maintainable code I build solutions with long-term maintenance in mind, following practical development standards and keeping code understandable and extensible. Long-term partnership mindset My goal is not simply to complete a task. I aim to understand the application, business requirements, and technical challenges so I can become a dependable long-term development partner.