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Nicola Pietroluongo, AWS Solutions Architect
Providing a childcare service for your API
Best practice for API design that scale

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© 2020, Amazon Web Services, Inc. or its Affiliates. All rights reserved. Amazon Confidential and Trademark
Nicola Pietroluongo, AWS Solutions Architect
Providing a childcare service for your API
Best practice for API design that scale

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The brain

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The brain

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The brain

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The growth

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What are you talking about?

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Evolution
The initial design process is critical.
API must continue to provide
strategic value in the future.

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Evolution
It’s your mindset that needs to change

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Evolution
Versatile
Optimised
Long-living
Verbose
Easy to consume
Not affected by new functionalities
Capable to adapt
Operate at or above user expectations
Deliver Long-term value
Enhanced visibility (logging, monitoring, errors, …)
Standards, documented, easy integration
Extensible

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Where to start?

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Customer Obsession
Customer requirementProject requirementProject requirement

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Example
{
“name”: “MasterToaster 3000”,
”totalPrice“: “€ 24”,
}
{
“itemName”: “MasterToaster 3000”,
”itemPrice“:{
“currencyCode”: ”EUR”,
“amount”: 20.00,
},
”itemTax“:{
“currencyCode”: ”EUR”,
“amount”: 2.00,
}
}
A Product API for your e-commerce in Paris

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Define a strategy
Market
D
Market
A
Market
B
Market
C
basic value proposition
Evo 2
Evo X
Horizontal strategy
Evo DX
Evo D2
Vertical strategy

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Example
MasterToaster 3000
Price: 25 €
Colours:
The perfect Xmas gift
MasterToaster 3000
Price: 40 €
Colours:
The perfect Xmas gift

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Example
Product Product
Variant
Stage 1
MasterToaster 3000
Price: 25 €
Colours:
The perfect Xmas gift
Price: 40 €
Price: 40 €
MasterToaster 3000
Price: 25 €
Colours:
The perfect Xmas gift
Product Product
Variant
Stage AX
Stage A1 Stage B1
Stage X

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How to choose what’s right?

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Listen, Learn, Build, Measure

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Listen

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Learn

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Build

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Measure

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Specific Measurable Achievable Relevant Time bound KPI

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Setup a framework
New
opportunities
Customers
Experience
Listen Learn
BuildMeasure
Adoptions

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Fail Fast
Fail Fast
Time
Cost per failure
Costoferrors
Number of errors

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Succeed early!

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Thank you!
@niklongstone