apidays London 2022 - The Path from Open Banking to Embedded Finance October 26 & 27, 2022 Time is money! 3 steps to save API consumer time by design ? Patrick Brosse, Senior Expert: API & Data Modeling Design at Amadeus ------ Check out our conferences at https://www.apidays.global/ Do you want to sponsor or talk at one of our conferences? https://apidays.typeform.com/to/ILJeAaV8 Learn more on APIscene, the global media made by the community for the community: https://www.apiscene.io Explore the API ecosystem with the API Landscape: https://apilandscape.apiscene.io/ Deep dive into the API industry with our reports: https://www.apidays.global/industry-reports/ Subscribe to our global newsletter: https://apidays.typeform.com/to/i1MPEW

1. Time is money
3 steps to save API Consumer time by design !
Patrick Brosse
Head of API Design
Amadeus IT Group

2. 2022 SERIES OF EVENTS
New York
JULY
(HYBRID)
Australia
SEPTEMBER
(HYBRID)
Singapore
APRIL
(VIRTUAL)
Helsinki & North
MARCH
(VIRTUAL)
Paris
DECEMBER
(HYBRID)
London
OCTOBER
(HYBRID)
Hong Kong
AUGUST
(VIRTUAL)
JUNE (VIRTUAL)
India
MAY
(VIRTUAL)
APRIL (VIRTUAL)
Dubai & Middle East
JUNE
(VIRTUAL)
Check out our API Conferences
www.a pida ys .globa l
Want to talk at one of our conferences?
apidays.typeform.com/to/ILJeAaV8

3. From first design API to API Design first
Vision

4. APIContract
API Management

5. APIDesign
API Designer

6. Build an elegant,
future-proof API in
minimum time
Challenge Safe Travel API
Elegant
Complex functionality, simple to use
Future-proof
Update without affecting original design.
Minimum time
Urgency due to pandemic.

7. GET / api-design ? cost & time
Software_Dev_Cycle {
from = “Water_fall” &
to = “Agile” }
Approach {
from = “Code-first” &
to = “Design-first” }
Patrick Brosse
Head of API Design & Data Model
Amadeus IT Group

8. Newconcepts
API Design strategy

9. Codefirst
1 – Server Approach
GET / api / code-first
200 OK
{
from: “Software”
to: “Api contract”
via: “Swagger generator”
}

10. Designfirst
2– Architect Approach
GET / api / design-first
200 OK
{
from: “Api contract”
to: “Software”
via: “code generator”
}

11. D.D.D.
3 – Team interaction
GET api / requirements
200 OK
{
from: “Business”
to: “API Contract”
via: “DDD”
}

12. Mockserver
4 – Prototype
GET / api / experience
200 OK
{
from: “Alpha version”
to: “1.0”
via: “Beta version”
}

13. Waterfall
5 – Software Dev. Cycle
GET / api / design ?
cycle = waterfall &
type = DESIGN_FIRST,
CODE_FIRST
200 OK
{
data : [
timeline :
satisfaction :
cost :
]
}

14. Agile
6 – Software Dev. Cycle
GET / api / design ?
cycle = agile &
type = DESIGN_FIRST
{
data : {
timeline :
satisfaction :
cost :
}
}

15. Benefits
7- api-consumer
GET /consumer / benefits
207 MULTI_STATUS
{
data […]
included_disclaimer :
companySize : “M,L,XL”
projectSize : “M,L,XL”
agileMaturity : ”HIGH”
}

16. Industrialization
The secret to design first APIs
Autonomous
Design First Mock server D.D.D.
• API as product
• Team Interaction
• State of the art
• Discover customer
requirements
• Prototype
• Parallelization
• Accelerator in Agile
• Same language
• Stability of the design
• Keep knowledge

17. Thank you!
developers.amadeus.com
pbrosse@amadeus.com