How do you approach optimizing images for SEO, and what role does image alt text play?

The Answer To This Interview Question:
Optimizing images for SEO involves reducing file size for faster page load speeds, using descriptive file names, and ensuring images are relevant to the content. Alt text is crucial because it provides a description of the image for search engines and visually impaired users. Alt text should be concise and accurately describe the image while including a relevant keyword if it makes sense.

What The Interviewer Really Wants To Hear:

The interviewer wants to ensure you understand that image optimization goes beyond just aesthetics—it’s about performance, accessibility, and relevance.


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Tips To Answer This Interview Question Successfully

Focus on the balance between image quality and performance.

On a client’s eCommerce site, I optimized all product images, reducing their file size without losing quality, which improved the site’s load time by 20%. I also added descriptive alt text, improving both accessibility and SEO.

Show how optimizing images can enhance both performance and accessibility.

After optimizing images for a blog, I saw a noticeable improvement in mobile page speed, which also led to better user engagement and a slight uptick in rankings.

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