# Week 9 -swap-demo

By [zkomes.lens | (💙,🧡)⚡️🔴🔊🦇🫐🌪️🦄🌕🔺⚛️🐐🛸.hft](https://paragraph.com/@kodaily) · 2022-11-11

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\*\* Who taught the course?\*\*

[https://docs.alchemy.com/docs/9-how-to-build-a-token-swap-dapp-with-0x-api](https://docs.alchemy.com/docs/9-how-to-build-a-token-swap-dapp-with-0x-api)

[https://mirror.xyz/jq9243.eth/gc-lRRz4sBSh9piZ5oWw7k9EEMWlIyIRZZ1I4YlhI3k](https://mirror.xyz/jq9243.eth/gc-lRRz4sBSh9piZ5oWw7k9EEMWlIyIRZZ1I4YlhI3k)

**Who are you, and what is your software development background?**

*   I am a Electrical Engineer Student from Thailand. During my graduation. i’m interest shifted towards Blockchain development and I started building projects which would give more knowledge about this space.
    

Why did you want to complete this lesson?

*   I learned how to deploy DEX contract on BSC chain, basic syntax of JS and wanted to consolidate what I learned in this lesson.
    

When did you complete the project?

*   November 12th, 2022 23:30pm(UTC+7)
    

What technologies did you use?

*   JS and the related APIs for price index
    

What did you enjoy about the tutorial?

*   great experience for this week, Very nice tutorial.
    

How do you think you can use this technology to build useful applications?

*   stress test for new DEX Dapp on testnet before mainnet
    

Who would you recommend this project to?

*   my Dev friends.
    

What is the Ethereum wallet address you would like to receive your PoK at?

*   0x91E3d63B94738868B1F481f4e9989e00cac76d69
    

Github code

[https://github.com/kotrird/Alchemy-challenge-week9](https://github.com/kotrird/Alchemy-challenge-week9)

Smart contract Test result：

[https://bscscan.com/tx/0xd996468a8156af938cb53f6441e3d99a2a1b450dba982d08f2281061bf3e7ec3](https://bscscan.com/tx/0xd996468a8156af938cb53f6441e3d99a2a1b450dba982d08f2281061bf3e7ec3)

[https://bscscan.com/tx/0x0f086ab0af47b97ed01d3cda282e16fa0f1dc43490cfee301ea916e70f704a2c](https://bscscan.com/tx/0x0f086ab0af47b97ed01d3cda282e16fa0f1dc43490cfee301ea916e70f704a2c)

![](https://storage.googleapis.com/papyrus_images/528037c7dc6409136a8b8ff9620e3c792f2e5212aa904772bf3533443d76e221.jpg)

![](https://storage.googleapis.com/papyrus_images/64d9cbae34dacc94f2d9666c110e0897f451fb1c727cf9900b4c342dfcd818c7.jpg)

![](https://storage.googleapis.com/papyrus_images/eafd9eee07a2c6ae9df9a1a74c98fea161b9ab697aef8028540763f59cd86d59.png)

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*Originally published on [zkomes.lens | (💙,🧡)⚡️🔴🔊🦇🫐🌪️🦄🌕🔺⚛️🐐🛸.hft](https://paragraph.com/@kodaily/week-9-swap-demo)*