Coding Night 2015

Transcript

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2. Hi!
   J
   Christian Bäuerlein • @fabrik42 • github.com/fabrik42
   

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3. Creating mobility
   using existing resources
   

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4. Creating mobility
   using existing resources
   Bringing together drivers and passengers
   to share a ride.
   

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5. 0-5 km
   Urban
   5 - 100 km
   Regional
   100 - 700 km
   Intercity
   

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9. Speed Dating the
   flinc Tech Stack
   

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10. Backnet
    

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11. Load
    Balancer
    Load
    Balancer
    Rev.
    Proxy
    Rev.
    Proxy
    App
    Server
    App
    Server
    App
    Server
    App
    Server
    App
    Server
    ...
    Static
    Assets
    Caching
    DB
    Queue
    Ext.
    Service
    Worker
    Worker
    Worker
    Worker
    Worker
    ...
    Micro
    service
    Simplified version of our backnet server setup.
    

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12. Servers in Germany (owned by German Company)
    All Servers running in VMs
    Provisioning via Chef
    

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13. Ruby on Rails
    

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14. 5 Years
    

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15. > 330k Users
    

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16. ~100k LOC Ruby
    

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17. 20 API Clients
    RESTful JSON API
    oAuth 2 Provider
    Detailled test suite
    

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18. PostgreSQL
    

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19. Extensions
    

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20. Stored Procedures
    User Defined Functions
    

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21. Exceeded 32 Bit Int in 2013
    

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22. WE LOVE IT!
    

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23. Background Processing
    Sending Emails
    Calculating Routes
    Processing User Uploads
    External Services
    

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24. Essential part of our
    architecture
    Don‘t let the user wait.
    Don‘t let the user see errors from external services.
    Retry yourself in the background.
    Come back to the user later.
    

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25. Microservices
    Sending Email, Push, SMS
    Accessing/processing 3rd party services
    Ruby/Go/C++/Java
    

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26. Routing Server
    High Performance
    Tailored to the flinc use cases
    

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27. Business Intelligence
    

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28. Business Intelligence
    

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29. Testing
    

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30. ~7500 Tests
    

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31. ~3 min for full suite
    

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32. Rspec
    Jasmine
    Protractor
    

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33. Deployment
    

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34. Make your code
    accessible
    

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35. Communicate
    changes
    

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37. Thank you!
    flinc.org/jobs
    Christian Bäuerlein • @fabrik42 • github.com/fabrik42
    

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