Portfolio Pro: Proof of Work for developer hiring

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Send a candidate one JavaScript challenge and get back their code, the tests it passed, and how the code arrived. Portfolio Pro also offers a catalog of guided AI development tracks and projects.

Portfolio ProShip, don't watch

Coming Soon

Mobile AI track

Ship AI-powered iOS and Android apps with React Native and on-device ML. Real-time inference without server round-trips.

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Leave your email to be added to the list for this track. No launch email is sent automatically, so check the tracks page for new releases.

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Portfolio Pro

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