Learn the technical skills you need for the job you want. As leaders in online education and learning to code, we’ve taught over 45 million people using a tested curriculum and an interactive learning environment.

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Practice and level up your development skills and prepare for technical interviews.

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Node.js is a platform built on Chrome's JavaScript runtime for easily building fast, scalable network applications

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Download and solve practice problems in over 30 different languages.

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Free AI-powered code completion for *everyone*, *everywhere*

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Code, create, andlearn together. Use our free, collaborative, in-browser IDE to code in 50+ languages — without spending a second on setup.

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TabNine is the all-language autocompleter. We use deep learning to help you write code faster.

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