// Hacker Noon · 24 April 2026

Daphna Langer Is Building The Tesla of Rail, and This is Why You Should Pay Attention 

Daphna Langer is building Voltify to transform freight rail energy systems. Instead of improving trains, Voltify optimizes energy as a managed layer, reducing costs and boosting efficiency. Backed by funding and recognition like Forbes 30 Under 30, the startup targets one of rail’s biggest inefficie...

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