Android @ Scale - Speaker Deck

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Israel Ferrer Camacho @rallat

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Israel Ferrer Camacho @rallat ANDROID @ SCALE

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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DIFFICULT TO MODIFY

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DIFFICULT TO MODIFY EASY TO BREAK

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DIFFICULT TO MODIFY EASY TO BREAK INFINITE CONFLICTS

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DIFFICULT TO MODIFY EASY TO BREAK INFINITE CONFLICTS INFINITE BUILD TIME

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MONOLITHIC  

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MONOLITHIC   MONOLITHIC TO  MODULAR

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4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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. 4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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. 4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO 6*$PSF

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6*$PSF . 4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL #VUUPO "QQ #VUUPO #VUUPO

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. 4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL "QQ #VUUPO 6*$PSF #VUUPO #VUUPO

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. 4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL "QQ 6*$PSF #VUUPO #VUUPO #VUUPO

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. 4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL "QQ 6*$PSF #VUUPO #VUUPO #VUUPO

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. 4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL /FUXPSL "QQ 6*$PSF #VUUPO #VUUPO %FQFOETPO

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. 4DSFFO 4DSFFO 4DSFFO /FUXPSL /FUXPSL "QQ 6*$PSF #VUUPO #VUUPO %FQFOETPO /FUXPSL /FUXPSL

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. 4DSFFO 4DSFFO 4DSFFO /FUXPSL "QQ 6*$PSF #VUUPO #VUUPO %FQFOETPO /FUXPSL /FUXPSL /FUXPSL

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. 4DSFFO 4DSFFO 4DSFFO "QQ 6*$PSF #VUUPO #VUUPO %FQFOETPO /FUXPSL /FUXPSL /FUXPSL /FUXPSL

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. 4DSFFO 4DSFFO 4DSFFO "QQ 6*$PSF #VUUPO #VUUPO %FQFOETPO /FUXPSL /FUXPSL /FUXPSL /FUXPSL

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4DSFFO 4DSFFO 4DSFFO "QQ 6*$PSF #VUUPO #VUUPO %FQFOETPO /FUXPSL /FUXPSL /FUXPSL /FUXPSL %FQFOETPO

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4DSFFO 4DSFFO 4DSFFO %FQFOETPO /FUXPSL /FUXPSL /FUXPSL /FUXPSL %FQFOETPO 6*$PSF #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO %FQFOETPO /FUXPSL /FUXPSL /FUXPSL /FUXPSL %FQFOETPO 'FBUVSF 6*$PSF #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO %FQFOETPO /FUXPSL /FUXPSL /FUXPSL /FUXPSL %FQFOETPO 'FBUVSF 'FBUVSF 6*$PSF #VUUPO #VUUPO

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4DSFFO 4DSFFO 4DSFFO %FQFOETPO /FUXPSL /FUXPSL /FUXPSL /FUXPSL %FQFOETPO 'FBUVSF 'FBUVSF 'FBUVSF 6*$PSF #VUUPO #VUUPO

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ADVANTAGES MODULAR

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ADVANTAGES MODULAR

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ADVANTAGES MODULAR Improve reusability

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ADVANTAGES MODULAR Improve reusability Improve discoverability

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ADVANTAGES MODULAR Improve reusability Improve discoverability Less code conﬂicts

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ADVANTAGES MODULAR Improve reusability Improve discoverability Less code conﬂicts Faster build time in Gradle

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MERCARI MODULES

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REUSABLE

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REUSABLE Core

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REUSABLE Core Identity

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REUSABLE Core Identity Util

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REUSABLE Core DB Identity Util

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REUSABLE Core Network DB Identity Util

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REUSABLE Core Network DB Identity Core-java Util

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REUSABLE Core Network DB Identity Core-java Android Core Util

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REUSABLE Core Network DB Identity Core-java Android Core Util Util-Android

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REUSABLE Core Network DB Identity Core-java Android Core Util Util-Android Model

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REUSABLE Core Network DB Identity Core-java Android Core Util Util-Android UI Model

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REUSABLE Core Network DB Identity Core-java Android Core Util Util-Android UI Model Features

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REUSABLE Core Network DB Identity Core-java Android Core Util Util-Android UI Model Features Search

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REUSABLE Core Network DB Identity Core-java Android Core Util Util-Android UI Model Features Live Search

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REUSABLE Core Network DB Identity Core-java Android Core Util Util-Android UI Model Features Live Oﬀer Search

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REUSABLE Core Network DB Identity Core-java Android Core Util Util-Android UI Model Features Live Oﬀer Payment Search

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REUSABLE Core Network DB Identity Core-java Android Core Util Util-Android UI Model Features Live Oﬀer Payment Search Listing

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THIS IS NOT A SHORT TERM PROJECT

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NOT A SOLO PROJECT

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IN ORDER TO SUCCEED

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LONG LASTING PROJECT

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MINDSET CHANGE ENGINEERING CULTURE

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FROM CODER

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FROM CODER TO ENGINEER

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ENGINEER CODER

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ENGINEER CODER Writes Code

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ENGINEER CODER Writes Code Writes Code

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ENGINEER CODER Writes Code Writes Code Code reviews

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ENGINEER CODER Writes Code Writes Code Code reviews Best solution for a problem

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ENGINEER CODER Writes Code Writes Code Code reviews Best solution for a problem Cares about Performance

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ENGINEER CODER Writes Code Writes Code Code reviews Best solution for a problem Cares about Performance Cares about Quality

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ENGINEER CODER Writes Code Writes Code Code reviews Best solution for a problem Cares about Performance Cares about Quality Feedback to the Team

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ENGINEER CODER Writes Code Writes Code Code reviews Best solution for a problem Cares about Performance Cares about Quality Feedback to the Team Feedback to the product