Science Tech Brief By HackerNoon

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

5 min · 25. huhti 2026
jakson Daphna Langer Is Building The Tesla of Rail, and This is Why You Should Pay Attention kansikuva

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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 [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 [https://hackernoon.com/c/science]. You can also check exclusive content about #voltify-rail-energy [https://hackernoon.com/tagged/voltify-rail-energy], #tesla-of-rail-innovation [https://hackernoon.com/tagged/tesla-of-rail-innovation], #daphna-langer [https://hackernoon.com/tagged/daphna-langer], #rail-energy-cost-optimization [https://hackernoon.com/tagged/rail-energy-cost-optimization], #rail-systems-optimization [https://hackernoon.com/tagged/rail-systems-optimization], #climate-tech [https://hackernoon.com/tagged/climate-tech], #next-generation-rail-systems [https://hackernoon.com/tagged/next-generation-rail-systems], #good-company [https://hackernoon.com/tagged/good-company], and more. This story was written by: @jonstojanjournalist [https://hackernoon.com/u/jonstojanjournalist]. Learn more about this writer by checking @jonstojanjournalist's [https://hackernoon.com/about/jonstojanjournalist] about page, and for more stories, please visit hackernoon.com [https://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.

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