Yonja Media Group

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Yonja Media Group

  1. 1. Yonja Media Group<br />VPE/CTO CoP Meeting<br />18 August 2008<br />1<br />Confidential - Yonja, LLC<br />
  2. 2. Why I’m tired…<br />18 August 2008<br />Confidential - Yonja, LLC<br />2<br />
  3. 3. Who We Are<br />Founded Q3 2003 in San Francisco<br />Today offices in SF and Istanbul<br />Several online properties aimed at the Turkish market<br />Self funded and bootstrapped into profitability<br />18 August 2008<br />Confidential - Yonja, LLC<br />3<br />
  4. 4. The Team<br />18 August 2008<br />Confidential - Yonja, LLC<br />4<br />
  5. 5. History<br />Founded & initial development late 2003<br />Launch January 2004<br />July 2004: 100K Members<br />Profitable since Q1 2005<br />Opened Istanbul office Q3 2005<br />September 2005: 1M Members <br />Sold 65% of company in 2007 (Q2 and Q4)<br />February 2008: 5M Members<br />18 August 2008<br />Confidential - Yonja, LLC<br />5<br />
  6. 6. The Numbers<br />1.5 Billion monthly page views *<br />50 Million page views per day *<br />7000 new members per day *<br />5 Million registered members<br />22 Employees (some part time)<br />42 Servers<br />* Peak months<br />18 August 2008<br />Confidential - Yonja, LLC<br />6<br />
  7. 7. Yonja.com<br />Social Networking / Dating site<br />Flagship product<br />Aimed initially at international people, but grew virally in Turkey<br />95%+ Traffic from Turkey<br />18 August 2008<br />Confidential - Yonja, LLC<br />7<br />
  8. 8. Metroliste.com<br />Free listings service<br />Launched June 2005<br />Up to 400 new listings per day<br />Integrated also into Yonja. 60% listings from there.<br />18 August 2008<br />Confidential - Yonja, LLC<br />8<br />
  9. 9. 7inci.com (7 pearls)<br />Daily women’s email newsletter<br />Launched April 2006<br />30000+ Subscribers<br />Advertising deals for website and mailings.<br />18 August 2008<br />Confidential - Yonja, LLC<br />9<br />
  10. 10. Nolyo.com (What’s Up)<br />Twitter like service<br />Badges for other social networks<br />18 August 2008<br />Confidential - Yonja, LLC<br />10<br />
  11. 11. YonjaMedia.com<br />Main corporate site<br />News outlet<br />Aimed at investors, advertisers and job seekers <br />18 August 2008<br />Confidential - Yonja, LLC<br />11<br />
  12. 12. Revenue Sources<br />18 August 2008<br />Confidential - Yonja, LLC<br />12<br />Today 70/30 split<br />Q2 2007<br />
  13. 13. Advertisers<br />18 August 2008<br />Confidential - Yonja, LLC<br />13<br />
  14. 14. Special Projects for Advertisers<br />Picture Competition<br />Video Competition<br />Coke Store<br />Soccer video trivia game<br />Vodafone funny SMS quotes<br />Nike Human Race<br />Sponsored sections (music, video etc)<br />18 August 2008<br />Confidential - Yonja, LLC<br />14<br />
  15. 15. What is it about Turkey<br />18 August 2008<br />Confidential - Yonja, LLC<br />15<br />Source: ebay<br />
  16. 16. Broadband in Turkey<br />18 August 2008<br />Confidential - Yonja, LLC<br />16<br />Source: ebay<br />
  17. 17. Growing Ad Market<br />18 August 2008<br />Confidential - Yonja, LLC<br />17<br />Source: ebay<br />
  18. 18. Young Population 72% under 35<br />18 August 2008<br />Confidential - Yonja, LLC<br />18<br />Source: ebay<br />
  19. 19. Technical Architecture<br />Dual CPU Intel servers<br />Linux (CentOS)<br />Mysql 5.0<br />Java 1.5 and 1.6<br />Tomcat 5.5<br />Apache 2.x<br />Lighttpd (pron. Lighty)<br />Memcached<br />18 August 2008<br />Confidential - Yonja, LLC<br />19<br />
  20. 20. Network <br />18 August 2008<br />Confidential - Yonja, LLC<br />20<br /><ul><li>Very simple setup
  21. 21. DDOS appliance is most exotic feature</li></li></ul><li>Application Servers<br />No HW LB (yet)<br />Many Tomcats balanced by one Apache / mod_jk<br />Apaches balanced by application code (www,www2 …)<br />18 August 2008<br />Confidential - Yonja, LLC<br />21<br />
  22. 22. DB Servers<br />Fast Disks (RAID 10 6x15K SAS)<br />Lots of memory, up to 32GB<br />Fast CPUs<br />Scale out with replication<br />Partitioned by functional area<br />New: Use Memcached for data that is expensive to query<br />If you would start from scratch…<br />18 August 2008<br />Confidential - Yonja, LLC<br />22<br />Current setup is less messy ;)<br />
  23. 23. Image Servers<br />Use most of Yonja’s bandwidth<br />Lighttpd to serve content<br />Images stored in triple hashed directory tree<br />Medium speed disks<br />More memory did not help speed<br />NFS mount to app servers (not recommended)<br />Nightly backup<br />18 August 2008<br />Confidential - Yonja, LLC<br />23<br />
  24. 24. Video Servers<br />Needed CDN to perform well in Turkey<br />One Tomcat running on each video server for uploads -> no NFS needed<br />ffmpeg for video transcoding<br />Imagemagik for thumbnail processing<br />Lighttpd for content serving<br />Videos stored in triple hash directory tree<br />Each video is reviewed before it appears on the site<br />18 August 2008<br />Confidential - Yonja, LLC<br />24<br />
  25. 25. Development Environment<br />CVS<br />Eclipse<br />ANT<br />18 August 2008<br />Confidential - Yonja, LLC<br />25<br />
  26. 26. Monitoring<br />CACTI<br />Monit<br />External monitoring: websitepulse.com<br />18 August 2008<br />Confidential - Yonja, LLC<br />26<br />
  27. 27. Management System<br />18 August 2008<br />Confidential - Yonja, LLC<br />27<br />
  28. 28. Management System<br />18 August 2008<br />Confidential - Yonja, LLC<br />28<br />
  29. 29. Past Challenges<br />Scaling scalingscaling…<br />Email delivery<br />CC Fraud<br />Phishing<br />Hacking<br />DDOS Attacks<br />Ad agencies<br />18 August 2008<br />Confidential - Yonja, LLC<br />29<br />
  30. 30. Coming Soon<br />Open Social<br />Turkish Multiplayer Games<br />Page Layout / Site Redesign<br />More University functionality<br />And much more<br />18 August 2008<br />Confidential - Yonja, LLC<br />30<br />
  31. 31. Tour of Site(s)<br />If time permits….<br />18 August 2008<br />Confidential - Yonja, LLC<br />31<br />
  32. 32. Thank You!<br />Questions?<br />18 August 2008<br />Confidential - Yonja, LLC<br />32<br />

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