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From Idea to Launch: How I Built ChainBridge Trading as a Solo Developer

From Idea to Launch: How I Built ChainBridge.Trading as a Solo Developer

Hey everyone,

A few weeks ago, I asked Reddit whether it was worth building a Decentralized Exchange as a solo developer. Many of the Redditors encouraged me to stop overthinking and just start building, so I did.
Today, I'm happy (and a bit nervous) to share that I've completed the early version of my non-custodial DEX & liquidity pools aggregator.

🔗 ChainBridge Trading

This is very much an MVP with a long roadmap ahead. I'd really appreciate your honest feedback if you have a moment to check it out or even try a small trade or two.

Why I Built This

I've been following DeFi for years and wanted to contribute something useful. Building a DEX seemed like the right challenge—complex enough to be interesting but still manageable for one person with the right background.

My Journey So Far

  • Started with a basic swap application proof-of-concept
  • Hit a wall with liquidity pool creation, so pivoted to aggregating existing liquidity sources
  • Integrated with 0x protocol for better routing
  • Added support for multiple networks (Ethereum, Arbitrum, Base, Optimism, Polygon)
  • Implemented security best practices
  • Made the UI functional (though it's still quite simple)

What I'm Proud Of

  • Supporting 100+ trading pairs across 5 networks
  • Implementing routing logic that often finds better paths than other aggregators
  • Building something reliable enough for daily use
  • Shipping this as a solo dev and learning a ton along the way

I still have much to improve, and that's where I need your help. What would make this something you'd actually use? Any suggestions for improvements or features you'd like to see?

If you could spare a few minutes to try it out with a small trade, I'd be incredibly grateful for your insights.

Thank you for your support!

on March 21, 2025