Yarden Jacobson did an introduction on Whichit: "I will do a review of architecture and notes about the way we selected the components. In conclusion, we will give you few tips and points to think about when you are developing a software product (examples from our android experience)."

1. Whichit. Share to Choose.
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4. @Jennifer
Boohoo Shop
Upload from Share with
Which #dress should I buy for
the party?
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5. Engage with your customer
@Victoria
Which is the hot color of
this season ?
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6. Identifying customers' preferences
@Victoria
Which is the hot color of
this season ?
60% 20%
5% 15%
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Target audience
Gender
Age
Location

7. @Victoria
Which is the hot color of
this season ?
15% 20%
BUY
5% 60%
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Get Coupon
Purchase
Make them an offer they can't refuse

8. System Architecture
Web application Landing
page
server Azure MVC Web
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Api( .Net)
Android
app
iOS
app

9. So … what I’ve learned ?
• Build only what you must build!
• Build smart & make your life easy.
• How to add features without building a monster ?
• Check yourself .
• Tracking tasks .
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10. Build only what you must build
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D.I.Y
D.D.I.Y (Picasso)

11. Build things right and easy
• Put things where they belong :
• Separate API calls from screens or views
• Wrap data access with façade to enable persistent
data and cache .
• Don’t duplicate code.
• Android : use event’s to allow components
communication without coupling .
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12. Build things right and easy – server API example
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13. Add features with no effort
• Use public free API :
• Instagram
• Amazon
• Google
• Java– generate POJO easy with online tools:
• http://www.jsonschema2pojo.org/
• http://jsongen.byingtondesign.com/
• Android : use intents !
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14. Add features with no effort
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15. Monitor
• Use analytics to find out how users use your product
• Use crash reporting to find bugs quickly.
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16. Tasks
• Every version contain large amount of tasks
• Different areas – web , server , clients , creative ,
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sales .
• Different stages – in progress , testing , wait for
release , postpone …
https://waffle.io/
https://trello.com

17. IDE’s & links
Confidential for review purposes only
• IDE’s :
• Android studio -
https://developer.android.com/sdk/installing/studio
.html
• (Web) brackets.io – http://brackets.io
• Links :
• (Android) Open source list – http://android-arsenal.
com
• Picasso - http://square.github.io/picasso/
• Retrofit - http://square.github.io/retrofit/
• Trello – http://trello.com

18. Whichit. Share to Choose.
Yarden Jacobson
CTO
yarden@getwhichit.com
Confidential for review purposes only