This document discusses challenges with developing APIs at an enterprise scale and providing a modern developer experience. It outlines strategies for sharing APIs in a scalable way, including starting with basic functionality and authentication options, leveraging community contributions through open source, and maximizing visibility by publishing documentation on API networks and public workspaces. The presentation emphasizes starting small and iterating based on feedback, as well as covering multiple access paths through desktop, web, workspaces and networks.

1. Sharing APIs at Scale for a
Great Developer Experience
Presented by
Philippe Ozil
Developer Advocate, Salesforce
@PhilippeOzil

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3. Agenda
1 Enterprise-Scale Software Challenges
2 Modern Developer Experience
3 Scalable Strategy for Sharing APIs

4. 1 Enterprise-Scale Software Challenges
2 Modern Developer Experience
3 Scalable Strategy for Sharing APIs

5. Enterprise-Scale Software Challenges
Large app at the heart of an Information System with:
• Hundreds of users
• Millions of daily transactions
• Tens of software integrations
From an API consumption perspective:
• Multiple authentication methods
• Tens of versioned APIs
• Customer-specific API signatures

6. Customer-Specific API Signatures
ACCOUNT
Id
Name
Account Type
…
Custom Fields
…
PLANE
Id
Custom Fields
…
CUSTOM REST
ENDPOINT
GET /trip-summary
ACCOUNT
Id
Name
Account Type
…
Custom Fields
…
CAR
Id
Custom Fields
…
CUSTOM REST
ENDPOINT
POST /generate-report
Customer B
Customer A
Standard Objects Custom Objects
Custom REST
Endpoints
REST Resources

7. 1 Enterprise-Scale Software Challenges
2 Modern Developer Experience
3 Scalable Strategy for Sharing APIs

8. Modern Developer Experience Expectations
THEN
Static API documentation
NOW
• Dynamic and personalized docs
• Executable requests
• Collaboration and content sharing
• Sample code generator
• …

9. An Example
In 2008, our community built a REST
explorer solution
A revolution in its time
Limited w/ regards to current tech:
• no persistence
• no collaboration
• hard to maintain

10. Onboarding is Key for Developer Experience
Document setup and APIs
Devs interested in your APIs
may not know about Postman
Bonus points for documenting:
web UI + desktop app setup

11. Postman Web UI - A Lifesaver for Enterprise Access
Strict security policies => App whitelisting

12. Browser
Cross Origin Resource Sharing (CORS)
CORS
Validation +
Access-Control-Allow
-Origin header
Postman Web UI
Postman App
Your Server
HTTP

13. Secure Configuration Should be the Default
Avoid storing credentials with OAuth 2.0

14. 1 Enterprise-Scale Software Challenges
2 Modern Developer Experience
3 Scalable Strategy for Sharing APIs

15. Start Small, Dream Big
Start building a collection with:
• basic auth options
• most frequent operations
Ship a Pilot/Beta early and iterate

16. You’re Not Alone
Building APIs on Postman requires time and resources
Leverage community contributions via Open Source
We started last year:
GitHub repository + Postman backup dump + transformation script
Functional but suboptimal

17. Leverage Postman’s Public Workspaces
User 1 User 2
Fork
Pull
Pull Request
Changes
Merge
Main Collection
(Public Workspace)

18. Maximize Visibility
Publish on both:
API Network
Public Workspace

19. Next Step: Ship an Open API 3.0 Specification (OAS)
Serve customer-specific documentation
Provide dedicated OAS schemas
• import custom API in Postman or other dev tools
• ease third party integrations with declarative options

20. Closing Words
Start small an iterate with you community’s feedback
Onboarding is key
Cover multiple paths:
• Desktop App + Web UI
• Public Workspace + API Network
postman.com/salesforce-developers

21. Thank You
developer.salesforce.com @PhilippeOzil