Yes, at CMARIX we have experience and expertise in latest frontend optimization best practices which includes Core Web Vital optimization. This includes working on several areas of Core Web Vitals as follows:
Largest Contentful Paint (LCP)
First Input Delay (FID)
Cumulative Layout Shift (CLS)
First Contentful Paint (FCP)
Interaction to Next Paint (INP)
Time to First Byte (TTFB)