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June 2022 Scaling your app’s release process Neil Kimmett

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Scaling your app’s release process Neil Kimmett June 2022

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3 @neilkimmett πŸ‘‹ hello πŸ‡¬πŸ‡§ from Southampton πŸ—½ live in NYC πŸ“± Director of Eng @ ClassPass

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4 Write code Ship code

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5 Write code Ship code Vecteezy.com

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15 What it means to ship an app

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16 How ClassPass has evolved our process

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17 How you can design your process

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18 What it means to ship an app

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19 Deploying web code

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19 Deploying web code

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19 Deploying web code

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19 Deploying web code

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19 Deploying web code

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19 Deploying web code

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19 Deploying web code

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20 Deploying app code

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20 Deploying app code

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20 Deploying app code

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20 Deploying app code

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20 Deploying app code

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20 Deploying app code

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23 What can we do about it?

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24 Start small

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25 1.0.0

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26 1.0.0

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26 1.0.0 major

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26 1.0.0 major minor

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26 1.0.0 major minor patch

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28 Versioning strategy

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28 Versioning strategy

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28 Versioning strategy

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29 Branching strategy

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30 Branching strategy GitFlow

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31 Branching strategy Trunk

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32 Automate some stuff

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33 fastlane.tools

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34 Introduce process as you go

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35 Create a release checklist βœ…

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36 Create a release checklist βœ…

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37 Create a planning sheet πŸ“„

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38 Create a planning sheet πŸ“„

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39 Run regular retrospectives πŸ”„

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40 Run regular retrospectives πŸ”„ β€’ Talk about your feelings β€’ Discuss what’s working and what isn’t β€’ Continuously improve your process β€’ Check out retrospectivewiki.org for format ideas

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41 Release strategies 🚒

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42 Release strategies 🚒

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42 Release strategies 🚒 β€’ Feature based releases ✨ β€’ Keep developing features, release when ready

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42 Release strategies 🚒 β€’ Release train πŸš‚ β€’ Regular release cadence β€’ If feature isn’t ready in time, it misses the train and catches the next one β€’ Feature based releases ✨ β€’ Keep developing features, release when ready

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43 Tools to join the big leagues πŸ› πŸ’ͺ

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44 Feature flags 🚩

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45 Feature flags 🚩

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46 Feature flags 🚩

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47 Server driven UI ☁

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48 Server driven UI

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49 ClassPass cancel flow

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50 Build an internal tool πŸ› 

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51 Build an internal tool

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52 Build an internal tool

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53 Buy a tool πŸ’Έ

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54 Buy a tool runway.team

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55 Buy a tool runway.team

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56 Buy a tool runway.team

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57 Start small Introduce process as you go Add tooling where needed