A web and application development company designs, develops, and maintains digital solutions tailored to specific business requirements. Services may include building websites, mobile apps, enterprise systems, and cloud-based platforms with a focus on performance, scalability, and security. These companies employ a range of technologies, from front-end frameworks like React and Angular to back-end systems like Node.js, Python, and Java. They also ensure that applications are optimized for user experience, accessibility standards, and seamless integration with third-party tools and APIs.