1.
API First Design
Insights from the real-life usage

2.
Who we are ● Klaus Peter Laube (@kplaube)
● Technologist in Systems Analysis (UNERJ)
● Blogger
○ profissionaisti.com.br
○ klauslaube.com.br
● Software Engineer at Loadsmart for almost 2
years

3.
Who we are

4.
API First
"(...) is about a series of best practices across
companies and industries that prioritize a better
developer experience (DX).
- ProgrammableWeb

5.
API First
"(...) is about a series of best practices across
companies and industries that prioritize a better
developer experience (DX).
- ProgrammableWeb
It's also about business!

6.
In practice
Plan & Project
01

7.
In practice
Plan & Project
Validate
01
02

8.
In practice
Plan & Project
Validate
Test
Write the code
01
02 03
04

9.
In practice
Plan & Project
Validate
Test
Operate & Engage
Write the code
05
01
02 03
04

10.
Lessons
learned
- API First is not about picking technology

11.
Lessons
learned
- API First is not about picking technology
- API contracts should be the single source of truth

12.
Lessons
learned
- API First is not about picking technology
- API contracts should be the single source of truth
- Consider using older Spec versions

13.
Lessons
learned
- API First is not about picking technology
- API contracts should be the single source of truth
- Consider using older Spec versions
- Write code that writes code

14.
We are hiring!
https://loadsmart.com/careers/