Jonathan Yutaka
Senior blockchain developer.
  • Suggested rate
    $240 / day
  • Experience8-15 years
  • Response rate100%
  • Response time1 hour
The project will begin once you accept Jonathan's quote.
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Location and workplace preferences
Warschau, Polen
Remote only
Primarily works remotely

Business sector

Digital & IT

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Expertise (7)
Jonathan in a few words
Thanks for visiting my profile.

I am Senior Blockchain Developer with 7years of experience.
I'm confident in these fields below:
✓ Smart Contract, DeFi, in Ethereum, Solana, Avax, Wax, Algorand, Polygon,BSC, Polkadot
✓ DApps development ; Solidity/Rust + web3.js/ethers.js
✓ Solidity, Rust, Golang, C++, Java, Python
✓ Integration with crypto wallets such as Metamask.
✓ SQL and NoSQL (MySQL, MSSQL, PostgreSQL, InfluxDB, MongoDB), Redis
✓ Sytems Administration (DevOps, Docker, Apache, Nginx, Heroku)
What I can do for you:
✓ Creating an exchange Trading platforms with 3rd part liquidity API, Margin trading etc. like,, or
✓ NFT marketplace, Defi/Dapp Development, DeFi Consulting (swaps, liquidity pools, borrowing and lending, yield farming, impermanent loss, governance tokens)
✓ NFTs (ERC-721, ERC-1155, Flow, BSC, Polygon, Rarible, Opensea, Nifty, etc)
✓ ICO| STO| IEO- Developing from scratch + Marketing
✓ Smart Contract (ERC20 + ERC721) and Audit
✓ IOT solutions using blockchain such as in Farming
✓ Peer to peer platform
✓ Wallet development (HOT /COLD/ETHER/P2P/ ETH WALLET)
✓ Cryptocurrency Pricing Website
✓ Crypto Arbitrage
✓ Forking coin

Best regard!

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    Menlo Park, CA, USA

    September 1998 - Today   25 years
    If I had to sum up my life up to this point, I'd say it's been one heck of a ride...

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