亮藳 Startup 獍 ݪ敟誢樄咳窕纷 (v2) https://ihower.tw 2016/3/24
Startup (v2)
https://ihower.tw 2016/3/24
Who am I?
• a.k.a. ihower
• https://ihower.tw
• Instructor at ALPHA Camp
• https://alphacamp.co
• Web developer since 2002
( )
Warning:
https://en.wikipedia.org/wiki/Systems_development_life_cycle
( )
( )
software development life cycle
• Requirement
• Implementation
• Deployment
• Operations
1.
• idea PO
• Scrum iterations 6
• beta
• feedback
• iteration
• BD ....etc
• fb
•
•
Lean Startup
Lean Startup 101•
• Build -> Measure -> Learn
•
• Business Model
From Problem to Solution
https://twitter.com/leanplc/status/702910036243320832
Lean Startup (cont.)
•
•
• Lean Startup !=
https://twitter.com/ValaAfshar/status/628406092339519488
1~3
Life’s too short to build something nobody wants
– Ash Maurya, Running Lean
User Stories
• User Story( )
(functionality/feature)
https://ihower.tw/blog/archives/2090
•
•
•
•
• ( ) ( ) ( )
• Java connection pool
•
user stories
• Hackpad Quip
••
live demo
• Lean Startup: MVP
• User Stories
• Quip Hackpad
2.
• User Stories
•
(cont.)
•
• Frequent, early, small release
•
feedback
• Fail often fail early
PM iOSArt WebArt iOS WebAndroid QA
• Milestone-based Waterfall
• Scrum Agile
• Kanban Lean
Milestone-based
306 ...
Waterfall Feedback
•
•
•
•
Waterfall
0.0
20.0
40.0
60.0
80.0
100.0
1.0
A B C D
1.0 feedback
?
0.0
20.0
40.0
60.0
80.0
100.0
1.0
A B C D
0.0
20.0
40.0
60.0
80.0
100.0
1.0
A B C D
0.0
20.0
40.0
60.0
80.0
100.0
1.0
A B C D
0.0
20.0
40.0
60.0
80.0
100.0
1.0
A B C D
Scrum • Product Owner Scrum Master
Team member
• 1~4
• planning meeting
• demo retrospective meeting
• Feedback
Task Board
• Event-driven
•
•
• UI
• (iOS, Android, Web)
• App Store
• Feedback ?
Kanban
•
• WIP (Work in Process) (TOC )
•
• Cycle Time ( )
Kanban
http://blog.crisp.se/2009/06/26/henrikkniberg/1246053060000
A
http://www.infoq.com/minibooks/kanban-scrum-minibook
Continuous Deliver ( Continuous Deployment)
•
code commit
• iOS
• (well-tested)
• Fail often fail early
• repeatable reliable
• alert
Feedback
?
Lean Startup Cycle ? ?
Speed of iteration beats Quality of iteration
UX/UI • Wireframe
• https://moqups.com/
• Mockup (plus )
• http://www.invisionapp.com/
• Prototyping (plus )
• HTML ( bootstrap)
https://dribbble.com/shots/1107830-From-Wireframe-to-Interface
vs.
Development•
•
• ( Git)
• Pull request and Code Review
• Continous Integration (CI)
?
• in-house
• commercial
• open source
Hello Startup, O’Reilly
Don't reinvent the wheel
• Operating systems
• Programming languages
• CS 101: basic data structures (map, list, set), sorting algorithms
• Web technologies: HTTP servers, server-side and client-side frameworks
• Data systems: databases, NoSQL stores, caches, message queues
• Software delivery: version control, build systems, deployment automation
• Libraries for common data formats: XML, HTML, CSV, JSON, URLs
• Utility libraries: date/time manipulation, string manipulation, logging
• Secure Libraries: cryptography, password storage, credit card storage
• Operations/Office software: SaaS (google, gmail, slack, quip, dropbox…etc)
Library Framework
https://www.facebook.com/kobeengineer/photos/a.1634720690097535.1073741828.1632027893700148/1697488120487458/?type=3
Boring • boring
• MySQL PostgreSQL MongoDB
• iOS, Android native Web React Native
• Web Web framework Rails Django
• macroservice macro framework
• Server-Side Rendering SPA
• Isomorphic javascript
• overengineering monolith
• SOA SOA ( team10 )
• http://www.infoq.com/cn/articles/every-architect-should-study-conway-law
http://martinfowler.com/bliki/MicroservicePremium.html
Use Cloud Hosting• 2015 startup
• PaaS: Heroku
• IaaS
• Amazon Web Services
• Microsoft Azure
• Linode or Digital Ocean
• Why?
• :
• : continuous delivery
• TDD API
? • 100% coverage
• Unit Test
• GUI Happy Path
Test Pyramid
http://watirmelon.com/2012/01/31/introducing-the-software-testing-ice-cream-cone/http://martinfowler.com/bliki/TestPyramid.html
developer
QA XD
salesforce ?
Why?
• low-level debug
• high-level debug
• view
• developer QA
DHH Way• 100% test coverage
• Code-to-test 1:2 1:3
• 1/3
• Active Record associations, validations, or scopes.
• ( Unit Test )
• Cucumber
• TDD (DHH 20% TDD)
• Model DB Fixtures
• Controller
• Views system/browser testing
https://signalvnoise.com/posts/3159-testing-like-the-tsahttp://david.heinemeierhansson.com/2014/test-induced-design-damage.html
Git • 2015 ?
•
• Feature branch
• commit CI
• Code Review
• Release branch beta user (staging server)
• Production
CI 3-rd party
Code review Github Pull Request
Git flow http://nvie.com/posts/a-successful-git-branching-model/
‧master: production
‧develop: master
82
(1)
‧Feature branches– bugs
– develop
– merge develop
– develop ( merge rebase)
84
(2)
‧Release branches– release bugs
– develop
– merge master develop
87
(3)
‧Hotfix branches– release master
– master
– merge master develop
88
pros and cons
• Git
• feature, release, hotfix branches
• Open Source
Github flow
‧master stable/production
‧ master branch feature branch
‧ pull request code review
‧ master
92
http://ihower.tw/blog/archives/7798
https://guides.github.com/introduction/flow/index.html
http://ihower.tw/blog/archives/7798
‧
( )
‧ CI ?
‧ Staging Server ?
‧ Github flow feature branch CI staging server
‧ branch staging branch CI branch master 94
• Scrum ( iteration )
• release branch Git flow
• Kanban ( iteration )
• Github flow
Git
• Github flow Gitflow
• desktop/mobile software Gitflow
• Gitflow
• Web app: Github flow
https://ihower.tw/git/
Feature Toggle•
• Feature branch ?
• ! UI !
• admin production
• : Scrum Kanban
•• Wireframe
•• Git Github flow
git flow
3.
https://twitter.com/jambay/status/652837690262446082
Shipping
• 2015 FTP ?
• Git Continuous Delivery
• Build Staging Production
• Application Development http://capistranorb.com/ (Ruby)
Monitor
• Server
• Server
• Server
• Server Log
Slack LINE
Slack• commit
• code review
• CI
•
•
•
Monitor • Infrastructure&Application Metrics
• Server Status (HTTP error rate)
• Response Time
• Exception&Error rate
•
•• Monitor Slack
4.
•
• (Measure and Learn)
•
•
? • priority
• integrations
•
• tracking code
•
• Warn-Up
• User-facing metrics
• A/B Testing
AARRR •
•
•
•
•
Acquisition (signup)
• Owned Media
• Landing Page
• Copy Writing
• SEO
• Paid Media
• Facebook Ads
• Google Adwords
• Facebook fanspage
• EDM
• Earned Media
• Community Share
•
Activation
•
• On Boarding
•
•
•
• sandbox Basecamp project
Conversion Rate
https://keen.io/guides/conversion-analysis/
Conversion Funnel
https://keen.io/guides/intro-to-funnel-analysis/
Retention
• Active Users (DAU/WAU/MAU)
• Retention rate = /
•
• Gamification Reputation System
• addiction trigger actionreward investment
Retention rate
https://keen.io/blog/47823687779/how-to-do-a-retention-analysis/
1. 2. 3.• ( MVP PMF)
• (Retention rate)
• ( Growth)
• UV (Unique Visitor)
• Conversion Rate
• ( UX)
• ( ) or ( upsell)
• E-commerce
• SaaS
• Free Mobile App
• Media Site
• User-Generated Content
• Two-sided Marketplaces
• Landing Page
• Landing Page signup !!
• Segment your customers
• Email marketing
• Customer Support
https://segment.com/academy/intro/navigating-the-sea-of-customer-data-tools/
• : Google Analytics
• : Funnel analytic
• Mixpanel
• Keen.IO
• : Heatmapping Customer Survey
http://firstround.com/review/the-tools-early-stage-startups-actually-need-to-understand-their-customers/
Data-Driven Project
• ?
• ?
• ?
HEART Frameworkhttp://www.dtelepathy.com/ux-metrics/
• Happiness: Net Promoter Score (NPS)
• How likely are you to recommend us to a friend?
• 0-6 : Detractors
• 7-8:Passives
• 9-10: Promoter
• Engagement: CTR Active Users
• Adoption:
• Retention: Churn rate
• Task Success: Profile
Event Data• Event Data = Action + State + Time
• Action
• State User Device Item RecordProduct Form
https://keen.io/guides/data-modeling-guide/
A/B Testing • vs.
•
• randomness independence
• significance testing ( p-value)
•
• feature flag
• Big changes release: Facebook
• PR eg. Facebook crash app
http://mjtsai.com/blog/2016/01/07/facebook-tests-users-reaction-to-crashes/
• AARRR
•••
• OLTP Clickstream, user events ( Mixpanel, GA)
• OLTP clickstream data
• why ? 1. scale 2. UI
•
• Data Science Data Mining startup data insight
https://www.youtube.com/watch?v=cYwXkzPVhP0
Ask the Product Manager
play 0~1:XX and 3:00 ~
?• PM
code ?
• do the right thing do the thing right ?
• ?
https://blog.alphacamp.co/2016/03/21/the-importance-of-project-manager/
https://blog.alphacamp.co/2014/12/17/good-product-manager/
-
http://kf013099.blogspot.tw/2015/11/blog-post.html
sprint failed planning meeting
scrum sprint
Common Agile Practice Isn’t for Startups
• Common Agile Practice is for Delivery
• Most Startups are About Discovery
• Keep the spirit of Agile, and discount the dogma
http://jpattonassociates.com/common-agile-isnt-for-startups/
7 Agile Best Practices that You Don’t Need to Follow
• TDD
• Pair Programming
• Emergent Design and Metaphor
• Daily Standups
• Collective Code Ownership
• Writing All Requirements as Stories
• Relying on a Product Owner
http://swreflections.blogspot.tw/2013/05/7-agile-best-practices-that-you-dont.html
•
•
• PM ( )
.... orz
• startup
• startup PM
• startup scope
•
• Metrics
• PM
• PM User Stories App
http://blog.xdite.net/posts/2015/07/17/mckinsey-problem-solving-framework
(cont.)
• ? User Stories PM
• ? ?
• PM
http://blog.xdite.net/posts/2015/07/17/mckinsey-problem-solving-framework
(cont.)
• Why?
•
• priority
•
http://blog.xdite.net/posts/2015/07/17/mckinsey-problem-solving-framework
(cont.)
https://ihower.tw
•
• Lean Startup: MVP
• User Stories
• Quip Hackpad
•
• : Scrum Kanban
•
• Wireframe
•
• Git Github flow git flow
•
•
• Monitor Slack
•
• AARRR
•
•
•
• Startup
• Udacity Product Design
• Data-Driven Product
• http://shop.oreilly.com/product/0636920040149.do
• hello, startup
•••• Intro to Growth Hack
• http://courses.growthschool.com/