How to build an API your developers will love - Code.talks 2015, Hamburg by Michael Kuehne

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How to build an API your developers will love? Michael Kuehne

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Michael Kuehne Independent Software Engineer API Specialist

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Why should you build an API your developers will love?

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Your API is a Product

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Create a Developer Experience User Scenarios & User Stories Personas

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Don‘t forget these Guys

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Create an overall Experience with DX Core

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UX UX Honeycomb

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Simple Functions and Calls Useful to me vs. Userful by Design

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Create value for a business Service, Data, Audience, ...

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Long-Term Mindset Consistency

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RESTful Naming HAL for XML & JSON

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V1 Versioning

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Where% What% Who% Example% Path%segment% Data% Twilio% /2015;09;01/...% Path%segment% Number% TwiAer% /1/...% Path%segment% ‘v‘%+%Number% LinkedIn% /v1/...% Path%segment% ‘v‘%+%Number% Yelp% .../v1/...% Query%string% Number% Google% ?v=2% Custom%HTTP%Header% Number% Google% GData;Version:%2% HTTP%Accept%Header% Number% GitHub% ApplicaUon/vnd.github[.version]% Path%segment% Number% Michael% Kuehne% /v2;3/...% Versioning

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Error Messages

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Publish your Tests Provide Stubs

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SDKs Dev Dashboard Sandbox

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Documentation Communication

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HATEOAS Extend Responses

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Reliable APIs Legal Part

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And what does Apple?

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„An API is a Journey Not a destination“ John Musser

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Thank you and start creating API your Developers will love! Michael Kuehne michael@mkuehne.com @michikuehne

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Credits •  Stormtropper with Heart https://flic.kr/p/7CMCXh •  Apple Stormtropper https://flic.kr/p/8pxp41 •  Logo Quad Racer https://flic.kr/p/dXan4x •  Business man https://flic.kr/p/9ahi5b •  See in the Mountains https://flic.kr/p/bDg5Ms •  Leathermen https://flic.kr/p/7BMTj9 •  Traffic Sign https://flic.kr/p/4uZDqS •  Hello my name is https://flic.kr/p/7NudQf •  LED https://flic.kr/p/eQy2Um •  Toolbox https://flic.kr/p/bkSP2c •  Chocolate https://flic.kr/p/eMKxsK •  Boy Scouts https://flic.kr/p/cdxFkW •  Wheel chair https://flic.kr/p/9g1LDE •  Church https://flic.kr/p/opTHCA •  Kayak https://flic.kr/p/bSaLKB