1. Building a B2B SaaS solution!
!
SaaS is beautiful!
24th june 2014

2. Founder & CTO!
!
@guillaumepotier!
http://imctobitch.com

3. By the numbers
• 4 years old!
• 23 employes and counting!
- ~ 10 tech / product!
- ~ 10 sales!
- ~ 3 support, market, administrative !
• 400+ clients!
- Total, Orange, Areva, Air Liquide, Google, SNCF, AXA, Société
Générale, Sanofi, L’Oréal, Crédit Agricole, Danone, Deloitte, Capgemini,
Auchan…!
!
!
!

4. What we’ll talk about
• Browser compatibility!
• Corporate Network / Connectivity!
• Data Security!
• Quality & SLA!
!

5. Browser compatibility

6. Browser compatibility
Performances
Polyfills (placeholders)!
Effects!
Animations

7. Browser compatibility
Open Source: the end of IE7/8 support..

8. Browser compatibility

9. Browser compatibility
Open source and IE <3
offline.js -> Wrong XDomainRequest implementation!
jquery 1.x -> 2.x dropped IE8, 1.10— does not support PATCH!
backbone.js -> bugfixes everywhere!
ember.js / amber.js in 0.x versions did not support well IE7/8!
!
and so on..

10. Browser compatibility
% users
Chrome 29,49 %
Safari 28,03 % mobile: 90%
IE 22,16 % IE8: 65% IE7:8% IE11: 2%
Firefox 7,27 %
Android 6,72 %
Other 6,33 % total of 2,5% BBerry
IE8: 14%!
IE7/IE8: 16%
Wisembly. Aug 2010 - Jul 2014

11. Browser compatibility
Effort!
Time!
Ressources
Clients

12. Browser compatibility
Effort: ~ 4 devs (js/front)!
Time: ~ 15-25% time!
Ressources: Browserstack, VMs..
Clients:!
Orange, AXA, SNCF,!
Crédit Agricole, Total..

13. Browser compatibility
?
Ship OSX / Windows recent chrome “jailed” on your site: 2 hours
Not really SaaS, difficult to install on corporate computers..

14. Corporate network

15. Corporate network

16. Corporate network
Bad connectivity, poor wifi..
80 and 443 are your only friends
CDN problems
if HTTPS, https everywhere..

17. Data security

18. Data security

19. Data security
logs!
storage!
app authentication and security!
disaster recovery plan!
exploitation!
hardware!
…

20. SLA