Skill Paths
Every path targets a gap most engineers carry for years. Pick the one you feel.
TESTING
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AI-ASSISTED ENGINEERING
BROWSER INTERNALS
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ASYNCHRONICITY
SECURITY
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Objects: JavaScript's Built-in Hash Table
Most engineers use objects every day without understanding how they actually work. Mastering the internals means faster code, fewer hidden bugs, and architectural choices backed by knowledge.
Data Structures
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