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APIs & REST Design
Build scalable, maintainable web APIs that power modern applications
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💻 Technical
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+$25k-
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Medium
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APIs (Application Programming Interfaces) are how software talks to software. REST (Representational State Transfer) is the dominant architectural style for web APIs. In 2026, API design is a critical skill for backend engineers, full-stack developers, and technical leaders. - Backend foundation: Every modern app uses APIs (mobile → backend, frontend → backend)