Identify a problem or opportunity. Define the purpose, goals, and scope of the application. Conduct market research and feasibility analysis.

Gather and document detailed requirements from stakeholders. Define user stories, features, and functionalities. Prioritize requirements based on importance and dependencies.

Create wireframes or prototypes to visualize the application's structure. Design the user interface (UI) and user experience (UX). Plan the architecture, database schema, and data flow. Write the code based on the design specifications. Follow coding standards and best practices. Implement features and functionalities incrementally.

Conduct unit testing to ensure individual components work as intended. Perform integration testing to verify interactions between components. Execute system testing to evaluate the entire application's functionality. Identify and fix bugs and issues discovered during testing. Implement quality assurance measures to ensure the application meets standards. Prepare the application for deployment to the live environment. Set up servers, databases, and other necessary infrastructure. Deploy the application to the production environment.