Daphna Langer Is Building The Tesla of Rail, and This is Why You Should Pay Attention
From Science Tech Brief By HackerNoon by HackerNoon
April 25, 2026 · 5 min
About this episode
Daphna Langer discusses her startup Voltify, which aims to transform freight rail energy systems through smarter energy optimization.
This story was originally published on HackerNoon at: https://hackernoon.com/daphna-langer-is-building-the-tesla-of-rail-and-this-is-why-you-should-pay-attention . Voltify CEO Daphna Langer is rethinking rail energy systems, aiming to reduce costs and transform freight infrastructure through smarter energy optimization. Check more stories related to science at: https://hackernoon.com/c/science . You can also check exclusive content about #voltify-rail-energy , #tesla-of-rail-innovation , #daphna-langer , #rail-energy-cost-optimization , #rail-systems-optimization , #climate-tech , #next-generation-rail-systems , #good-company , and more. This story was written by: @jonstojanjournalist . Learn more about this writer by checking @jonstojanjournalist's about page, and for more stories, please visit hackernoon.com . 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 inefficiencies: energy consumption.
People in this episode
Guest: Daphna Langer
Topics covered
- rail energy systems
- freight infrastructure
- energy optimization
- climate tech
- startup innovation
Keywords
- rail energy
- Voltify
- Daphna Langer
- energy optimization
- freight rail
- climate tech
- Forbes 30 Under 30
Mentioned in this episode
Organizations: Voltify, Forbes
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