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SEO for Developers
Why do I need to know about SEO? <ul><li>Onsite optimization is done by developers
Website without onsite SEO is harder to rank
SEO should be planned before building the site </li></ul>
Understanding crawlers
Understanding crawlers
HTML Tags <ul><li><h1>, <h2>, <h3>, etc.
Use <p> where it makes sense (wrap around paragraphs in articles)
Alt-tag on images (<img alt=”desription”) </li></ul>
HTML tags (header part) <ul><li>Title </li><ul><li>Google reads long, but shows only 60 characters </li></ul><li>Meta desc...
Unique for every page!
Not a ranking factor, but increase CTR on SERP </li></ul></ul>
HTML tags (header part) <ul><li>Meta keywords is  useless </li><ul><li>Bing reads them, but can be seen as spam warning
Search Engine Land: http:// l.ff.pe/pqYz48
In short:  don't  use meta keywords </li></ul></ul>
Duplicate Content (DC) <ul><li>Short definition: 2 URL's with identical content
Example: </li><ul><li>Store.com/flowers/green/big-tulipan
Store.com/flowers/blue/big-tulipan
www.mysite.com/
mysite.com/ </li></ul><li>Does not have to be 100% identical </li></ul>
Dealing with DC <ul><li>301 Redirects </li><ul><li>Most common example:
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Seo for developers 20-10-11

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Most ugly slides ever. Talk about SEO for Developers at UPC in Lima, October 20th 2011.

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Transcript of "Seo for developers 20-10-11"

  1. 1. SEO for Developers
  2. 2. Why do I need to know about SEO? <ul><li>Onsite optimization is done by developers
  3. 3. Website without onsite SEO is harder to rank
  4. 4. SEO should be planned before building the site </li></ul>
  5. 5. Understanding crawlers
  6. 6. Understanding crawlers
  7. 7. HTML Tags <ul><li><h1>, <h2>, <h3>, etc.
  8. 8. Use <p> where it makes sense (wrap around paragraphs in articles)
  9. 9. Alt-tag on images (<img alt=”desription”) </li></ul>
  10. 10. HTML tags (header part) <ul><li>Title </li><ul><li>Google reads long, but shows only 60 characters </li></ul><li>Meta description </li><ul><li>Max 160 characters
  11. 11. Unique for every page!
  12. 12. Not a ranking factor, but increase CTR on SERP </li></ul></ul>
  13. 13. HTML tags (header part) <ul><li>Meta keywords is useless </li><ul><li>Bing reads them, but can be seen as spam warning
  14. 14. Search Engine Land: http:// l.ff.pe/pqYz48
  15. 15. In short: don't use meta keywords </li></ul></ul>
  16. 16. Duplicate Content (DC) <ul><li>Short definition: 2 URL's with identical content
  17. 17. Example: </li><ul><li>Store.com/flowers/green/big-tulipan
  18. 18. Store.com/flowers/blue/big-tulipan
  19. 19. www.mysite.com/
  20. 20. mysite.com/ </li></ul><li>Does not have to be 100% identical </li></ul>
  21. 21. Dealing with DC <ul><li>301 Redirects </li><ul><li>Most common example:
  22. 22. Www.domain.com -> domain.com
  23. 23. domain.com/old-file -> domain.com/new-file </li></ul></ul>
  24. 24. The Canonical tag <ul><link rel=&quot;canonical&quot; href=&quot;http://businessperu.net/&quot; /> <li>Use full URL
  25. 25. Careful, is used strongly be Google
  26. 26. Don't rely 100% on Canonical </li></ul>
  27. 27. URL Structure <ul><li>Think about it before you start code!
  28. 28. For content-rich sites (ex. Thousands of records) split into categories, tags, etc
  29. 29. Examples: </li><ul><li>businessperu.net/restaurants/french-cuisine/miraflores
  30. 30. / <category> / <sub-category> / <city> </li></ul></ul>
  31. 31. Breadcrumbs <ul><li>Good for using with URL structure
  32. 32. Great for dynamic & user generated content
  33. 33. Both for users & search engines </li><ul><li><category> > <sub-category> > <city> </li></ul></ul>
  34. 34. Robots.txt <ul><li>Use to block pages & part-content
  35. 35. Helpful for block fx. Tabs & avoiding DC
  36. 36. First thing Googlebot looks for </li></ul>
  37. 37. Use “site:” search on Google <ul><li>Always keep an eye on how many pages indexed
  38. 38. Check how your pages look in SERP
  39. 39. Control your meta description tags with “site:” </li></ul>
  40. 40. Google Webmaster Tools <ul><li>google.com/webmasters/tools/
  41. 41. Crawl Errors – check often (after shipping!) </li></ul>
  42. 42. Google Webmaster Tools <ul><li>Use HTML Suggestions </li></ul>
  43. 44. Thank you! <ul><li>Questions? </li></ul>
  44. 45. Contact me <ul>Christian Jessen christian@jessen.pe Twitter: @ChristianJessen Facebook.com/christianjessen Blog: http://christianjessen.net/ </ul>
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