Develop and maintain web applications using ASP.NET Core and ASP.NET MVC (.NET Framework 4.5) Design, implement, and consume REST APIs Develop user interfaces with JavaScript, jQuery, and Vue.js Design and optimize relational databases in SQL Server Implement clean code, design patterns, and SOLID principles Collaborate with design, QA, and product teams Identify and resolve bugs, optimize application performance Participate in code reviews and technical documentation Work with NoSQL databases like MongoDB (optional)