404.fun
https://404.fun• built smart contract with solidity
• wallet integration with privy
• built backend with node and typescript
• t3 stack frontend
MᴏᴏɴCɪᴛʏ 🌙
The name is James Jam , but you can call me Mooncity🌙.
I am a Software Engineer and an Open-source enthusiast.
Trusted by World ' s coolest web3 teams
+
Years Experience
+
Web2 Projects
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Web3 Projects
@Nic_Wenzel_1
If you got any web3 dev work to be done, I recommend @0xMooncity ! He’s been great to work with.
@fatcatwen
We’re teaming up with @0xMooncity , a powerhouse building on Solana, crafting DeFi and on-chain games across the next-gen Web3 space! 🌐 From meme magic to full-stack builds, this collaboration brings utility, vision, and serious
@nft_wizop
Legend has it @0xMooncity does not sleep, just codes. Apex predator of web3 devs.
@BinaryBit_pro
Thank you for the great work @0xmooncity @binance
@Nic_Wenzel_1
If you got any web3 dev work to be done, I recommend @0xMooncity ! He’s been great to work with.
@fatcatwen
We’re teaming up with @0xMooncity , a powerhouse building on Solana, crafting DeFi and on-chain games across the next-gen Web3 space! 🌐 From meme magic to full-stack builds, this collaboration brings utility, vision, and serious
@nft_wizop
Legend has it @0xMooncity does not sleep, just codes. Apex predator of web3 devs.
@BinaryBit_pro
Thank you for the great work @0xmooncity @binance
@Nic_Wenzel_1
If you got any web3 dev work to be done, I recommend @0xMooncity ! He’s been great to work with.
@fatcatwen
We’re teaming up with @0xMooncity , a powerhouse building on Solana, crafting DeFi and on-chain games across the next-gen Web3 space! 🌐 From meme magic to full-stack builds, this collaboration brings utility, vision, and serious
@nft_wizop
Legend has it @0xMooncity does not sleep, just codes. Apex predator of web3 devs.
@BinaryBit_pro
Thank you for the great work @0xmooncity @binance
@Nic_Wenzel_1
If you got any web3 dev work to be done, I recommend @0xMooncity ! He’s been great to work with.
@fatcatwen
We’re teaming up with @0xMooncity , a powerhouse building on Solana, crafting DeFi and on-chain games across the next-gen Web3 space! 🌐 From meme magic to full-stack builds, this collaboration brings utility, vision, and serious
@nft_wizop
Legend has it @0xMooncity does not sleep, just codes. Apex predator of web3 devs.
@BinaryBit_pro
Thank you for the great work @0xmooncity @binance
LoxxBtc
If you have a project and need a developer, highly recommending Moon.
@itswifo
An extremely aesthetic and smooth solana dapp development. Excellent job in terms of quality and price. Fast, reliable and trouble-free delivery. A great experience open to instant changes
@not00nice
Can confirm that @0xmooncity is a great dev in solana!!!
@KuberaBtc
Mooncity auditted our smart contract and submmitted to Blowfish wallet team. Thanks again Mooncity
@DreddHeddz
This goated web3/solana dev @0xMooncity absolutely killed it on a custom solana tool project and delivered in 5x faster than the deadline I set.
LoxxBtc
If you have a project and need a developer, highly recommending Moon.
@itswifo
An extremely aesthetic and smooth solana dapp development. Excellent job in terms of quality and price. Fast, reliable and trouble-free delivery. A great experience open to instant changes
@not00nice
Can confirm that @0xmooncity is a great dev in solana!!!
@KuberaBtc
Mooncity auditted our smart contract and submmitted to Blowfish wallet team. Thanks again Mooncity
@DreddHeddz
This goated web3/solana dev @0xMooncity absolutely killed it on a custom solana tool project and delivered in 5x faster than the deadline I set.
LoxxBtc
If you have a project and need a developer, highly recommending Moon.
@itswifo
An extremely aesthetic and smooth solana dapp development. Excellent job in terms of quality and price. Fast, reliable and trouble-free delivery. A great experience open to instant changes
@not00nice
Can confirm that @0xmooncity is a great dev in solana!!!
@KuberaBtc
Mooncity auditted our smart contract and submmitted to Blowfish wallet team. Thanks again Mooncity
@DreddHeddz
This goated web3/solana dev @0xMooncity absolutely killed it on a custom solana tool project and delivered in 5x faster than the deadline I set.
LoxxBtc
If you have a project and need a developer, highly recommending Moon.
@itswifo
An extremely aesthetic and smooth solana dapp development. Excellent job in terms of quality and price. Fast, reliable and trouble-free delivery. A great experience open to instant changes
@not00nice
Can confirm that @0xmooncity is a great dev in solana!!!
@KuberaBtc
Mooncity auditted our smart contract and submmitted to Blowfish wallet team. Thanks again Mooncity
@DreddHeddz
This goated web3/solana dev @0xMooncity absolutely killed it on a custom solana tool project and delivered in 5x faster than the deadline I set.
Recent Projects
The WiseTrade
https://thewise.trade• implemented frontend with vue.js
• added DLMM active pool
• implemented meteora open positions
• DLMM performance tracking
Koasync
https://koasync.com• implemented frontend with next.js
• integrate chatbot with openai
• integrated next.js to wix for hosting
fatcatdao
https://fatcatdao.io/#team• design website using figma
• built frontend with next.js
• setup candymachine for minting
• integrated web3 data
hypedotfun
https://hype.fun• implemented frontend
• built launchpad smart contract with rust
• integrated web3 data with backend
• backend with node & ts
Chainswap
https://www.chainswap.tech• implemented cctp v2
• make faster exec, deeper liquidity
• integrated cross-chain protocols
• ccip complete chains on cross chainswap
AMANA Defi
https://amanadefi.com• cross-chain lending&borrowing aggr protocol
• frontend with nextJS with the fashionable design
• Integrated the gateway contracts on zetachain
• deployed the sc to integrate with the gateway contract
• Collaborated with thirdWeb&zetachain team to support the multi-chain including solana
Bitmap Community
https://bitmap.community• built nodejs backend for inscribing service
• reinscription, parent/child provenance, delegate, file/text(bulk text for batch inscriptions) inscribing
• used bitcoinjs-lib, tx fee optimization
• used native-segwit/taproot address compatible, api rate limit distributing
DASHCOIN
https://dashcoin.meme• implemented frontend with t3 stack
• integrated dune api
• mongodb as dmbs, node backend
Memepad Launchpad
https://memepad.ai• implemented token smart contracts
• integrate sc with meteora
• reward system for token holders
• staking rewards for token holders
Fork Trojanbot SOL
https://t.me/trojanusrobot• instant&automated trade logic implement
• rapid exec with bolt tech
• protect mev via jito slots
• add limit orders& DCA strategies
Solana Whale Tracker
https://wallet-tracking-app.vercel.app• implemented frontend with t3 stack
• added wallet tracking api(birdeye, dexscreener api)
• integrated twitter notifications
SocialAI frontend development
https://social-ai-fe.vercel.app• implemented frontend with next.js
• material ui + shadcn ui
• integrated tailwind css
• deployed on vercel
Telegram Chatbot
https://t.me/RoboAceBot• implemented telegram bot
• added chatgpt integration with api
• integrated browserless api for scraping
• ask my bot anything 24/7
Pumpfun Fork
https://pumpfun-eta.vercel.app• forked pumpfun frontend
• backend with node & ts
• bunding curve logic
• solana web3 integration
BNRY BNB Bridge
https://platform.binarybit.pro• implemented bridge platform
• added smart contracts
• integrated bnb network
• swap bnry to bsc feature
Jeff Token Website
https://www.jeffreysol.xyz• implemented frontend
• high level anime windowsxp theme
• deployed website
$PUGGY Token Website
https://www.pugclub.xyz• implemented frontend with next.js
• integrated ca wallet
• deployed website
$Popo Token Website
https://icypopo.xyz• implemented frontend
• integrated solana wallet
• deployed website
Shurk Token Website
https://www.shurkysheen.com• implemented frontend
• added smart contracts
• integrated solana wallet
• deployed website
Ordinal Swap
https://munchswap.xyz• swap ordinal assets
• feat redistribution holders&charity
• integrated bitcoin wallets
• add multiswap for ordinal tokens
Wooshi World
https://wooshi.world• modified shopify components
• added web3 functions
• integrated social media track system
• integrated solana wallet
Solana Token Launchpad
https://miragelaunchpad.xyz• implemented frontend
• added token creation api
• integrated raydium&jupiter api
• deployed smart contracts
Carefizz
https://lv.carefizz.com• implemented frontend with nuxt
• added management system
• integrated mevn stack
• deployed website with netlify
Get in Touch
Want to chat? Just shoot me a dm with a direct question on twitter and I‘ll respond whenever I can.