Security: Programmers face the constant challenge of safeguarding web apps from various threats, including data breaches, cross-site scripting, SQL injections, and other vulnerabilities, by implementing robust security measures.
The biggest issue programmers encounter when building web apps is striking a balance between functionality and user experience, ensuring that the app is feature-rich yet intuitive and user-friendly.
Building a web app that can handle a large user base and growing demands can be challenging, requiring careful planning and efficient resource management.