Technical SEO for Developers
SEO fundamentals every developer should know.
HTML Best Practices
- One H1 per page, descriptive and keyword-rich
- Proper heading hierarchy (H1 → H2 → H3)
- Semantic HTML5 elements
- Alt text on all images
- Descriptive anchor text for links
Meta Tags
- Unique, 55-60 character title tags
- Unique, 140-160 character meta descriptions
- Canonical URLs (with trailing slashes if applicable)
- Open Graph and Twitter Card tags
Structured Data
- JSON-LD format preferred
- Organization, BreadcrumbList, Article schemas
- FAQ and HowTo for relevant content
- Test with Google Rich Results Test
Technical Fundamentals
- HTTPS everywhere
- Mobile-responsive design
- Fast loading times (see Core Web Vitals)
- XML sitemap
- robots.txt configuration