Code optimization refers to improvements made to enable software to run faster using fewer resources. A clean code structure, the right algorithm selection, and the removal of unnecessary operations significantly improve performance.

Database optimization involves technical adjustments made to ensure data queries run faster. Proper indexing, query optimization, and improved database structure significantly enhance application performance.

Thanks to performance optimization, software systems run more stably and the user experience improves significantly. Fast-running applications increase user satisfaction and also contribute positively to SEO performance in web projects.