---
title: "Discussion on \"A Friendly Guide to Optimizing Gas Fees in Solidity\" | Hashnode"
description: "Discussion on \"A Friendly Guide to Optimizing Gas Fees in Solidity\". Learn 10 practical Solidity gas optimization techniques—from using mappings and compiler optimizers to calldata and variable packing—to build more efficient"
url: "https://hashnode.com/posts/a-friendly-guide-to-optimizing-gas-fees-in-solidity/6845ba555e8ed9f421ed655a"
---

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# [A Friendly Guide to Optimizing Gas Fees in Solidity](https://cxc.hashnode.dev/a-friendly-guide-to-optimizing-gas-fees-in-solidity?utm_source=hashnode&utm_medium=feed)

Learn 10 practical Solidity gas optimization techniques—from using mappings and compiler optimizers to calldata and variable packing—to build more efficient

Jun 8, 2025 · 6 min read · cxc.hashnode.dev  
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-   [#defi](https://hashnode.com/tag/defi)
-   [#gas-fee](https://hashnode.com/tag/gas-fee)
-   [#ethereum](https://hashnode.com/tag/ethereum)
-   [#solidity](https://hashnode.com/tag/solidity)

## Written by

[Harsh Panghal](https://hashnode.com/@harshpanghal)

@harshpanghal

  
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