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Applying “web scale” patterns
Peter Paul van de Beek
AMSTERDAM 16 - 17 MAY 2017
The shop for everyone
2
Bol.com from online bookshop to portal for specialised online channels
serving the entire Dutch-language region
3
Books Entertainment Electronics Toys
Preloved sales eReading
Small Appliances
White Goods
Marketing via bol.com
Baby
Cooking & Tableware
Health & Beauty Home & BedroomPets
Garden & DIY
2004-2007 2010
Sports & Leisure
1999-2003 2010 2011 2012 2013 2014 2015
Jewellery & Watches
Bags & Accessories
SECOND-HAND
ePRODUCTS
COMMERCIAL
MARKETING
NEW SPECIALISED CHANNELS
ALSO WORTH KNOWING
Startup in a portacabin Active in Belgium Takeover by Ahold
2008-2009
• Over 7,4 million active customers
• Virtual footprint of almost 2 million
per day
• Nearly 15 million products
• More than a 1.200 employees in
Utrecht
• 1 in 2 Dutch and Belgian consumers
who shop online, do so on bol.com
• Ranked among top 10 businesses for
customer satisfaction
4
Where is bol.com now?
>95% >75%
Brand awareness
5
Our promises to our customers
CQRS
Event Sourcing
Polyglot persistence
Micro services
As a proposition manager
I need real time stock levels in the web shop
So we can offer al kind of last mile services
Inventory Management
8
CQRS
command query
Received Goods
Stock Corrections
Sales
Shipments
Stock
Levels
As a buyer
I need to calculate the value of allowances
So I can offer lower prices to our customers
10
Event Sourcing
Event store
Event store
Invoiced
purchases
Consumer
sales
Condition
Calculation
Invoices&Accruals
As a logistics planner
I need to handle different types of warehouse orders
So I can handle a variety of services
As a retail platform billing manager
I need to store and trace different kinds of transactions
So I can invoice retailers
Polyglot persistence - Schema and schema less data
13
Relational DB
Document DB
Key-Value Store
Column-family DB
As a CIO
I need scalable and reliable software
So I can run a great web shop and innovate at speed
(micro) services
15
• Smaller functional responsibility.
Or just smaller services;
• Independent deployment. Each
service has continuous
integration (CI) and continuous
deployment (CD);
• Mayfly
Thanks!
till next bol.com

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Applying web scale patterns in the bol.com back office - Peter Paul van de Beek - Codemotion Amsterdam 2017

  • 1. Applying “web scale” patterns Peter Paul van de Beek AMSTERDAM 16 - 17 MAY 2017
  • 2. The shop for everyone 2
  • 3. Bol.com from online bookshop to portal for specialised online channels serving the entire Dutch-language region 3 Books Entertainment Electronics Toys Preloved sales eReading Small Appliances White Goods Marketing via bol.com Baby Cooking & Tableware Health & Beauty Home & BedroomPets Garden & DIY 2004-2007 2010 Sports & Leisure 1999-2003 2010 2011 2012 2013 2014 2015 Jewellery & Watches Bags & Accessories SECOND-HAND ePRODUCTS COMMERCIAL MARKETING NEW SPECIALISED CHANNELS ALSO WORTH KNOWING Startup in a portacabin Active in Belgium Takeover by Ahold 2008-2009
  • 4. • Over 7,4 million active customers • Virtual footprint of almost 2 million per day • Nearly 15 million products • More than a 1.200 employees in Utrecht • 1 in 2 Dutch and Belgian consumers who shop online, do so on bol.com • Ranked among top 10 businesses for customer satisfaction 4 Where is bol.com now? >95% >75% Brand awareness
  • 5. 5
  • 6. Our promises to our customers CQRS Event Sourcing Polyglot persistence Micro services
  • 7. As a proposition manager I need real time stock levels in the web shop So we can offer al kind of last mile services
  • 8. Inventory Management 8 CQRS command query Received Goods Stock Corrections Sales Shipments Stock Levels
  • 9. As a buyer I need to calculate the value of allowances So I can offer lower prices to our customers
  • 10. 10 Event Sourcing Event store Event store Invoiced purchases Consumer sales Condition Calculation Invoices&Accruals
  • 11. As a logistics planner I need to handle different types of warehouse orders So I can handle a variety of services
  • 12. As a retail platform billing manager I need to store and trace different kinds of transactions So I can invoice retailers
  • 13. Polyglot persistence - Schema and schema less data 13 Relational DB Document DB Key-Value Store Column-family DB
  • 14. As a CIO I need scalable and reliable software So I can run a great web shop and innovate at speed
  • 15. (micro) services 15 • Smaller functional responsibility. Or just smaller services; • Independent deployment. Each service has continuous integration (CI) and continuous deployment (CD); • Mayfly

Notas del editor

  1. Where and whenever you want it Low prices Doing what we say we are doing
  2. Where and whenever you want it
  3. Low prices