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$70 USD / hour
Flag of UNITED STATES
wethersfield, united states
$70 USD / hour
It's currently 8:53 PM here
Joined April 19, 2022
0 Recommendations

Marcelino C.

@marcikclass

monthly-level-two.svg
5.0 (6 reviews)
3.4
3.4
$70 USD / hour
Flag of UNITED STATES
wethersfield, united states
$70 USD / hour
100%
Jobs Completed
100%
On Budget
100%
On Time
20%
Repeat Hire Rate

Senior Software Developer

Technology expert, architect, full-stack senior software developer. I am also an expert in building development teams, project management, architecture and database design, CI/CD, DevOps, and Block Chain development. ✅ Blockchain - Custom Blockchain Development - Smart Contracts Development - NFT Marketplace, and Smart Contracts & Tokens( SOL(Rust), ERC20, ERC721, ERC998, ERC1155, ERC1400, ERC223, and BEP20, BSC and IMAX)… - dApps Development - Hyperledger & Multichain Development - Custom Cryptocurrency Development - Cryptocurrency Wallet and Exchange Applications - Solidity/Truffle/Hardhat, Web3.js/Ether.js, Rust, Open Zeppelin, GraphQL, several blockchain APIs - Private Blockchain Development - token(ERC20/ECR721/ERC1155) deployment, building new Crypto Wallet, Auto trading Bot / Snipping Bot(Front-run, Arbitrage), DEX fork, Defi platform for Staking / Yield farm / Lending & borrowing system / NFT marketplace / Crypto Game(play to earn) in several blockchains like Ethereum, Binance Smart Chain , Matic, Polygon, Cardano , Fantom and Solana. - NFT, defi games, swap, farms and staking, Web3, - Crypto Bot (Pancakeswap, Uniswap, Binance, Bybit, etc..) - Blockchain Consulting - Ongoing Blockchain Development Support and Maintenance ✅ Front End web development skills: - HTML5/SCSS/CSS - Vanilla Javascript, jQuery - React.js, Redux, Saga, Next.js, Gatsby - Ruby on Rails, Vue.js, Vuex, Nuxt.js, Quasar, Gridsome - Bootstrap 3/4 - Mobile Responsive Design and Development - Website design ✅ Backend web development skills: - Blockchain - PHP(Laravel, Codeigniter, Core PHP) - Node.js(Express.js) - Database(MSSQL, MySQL, Oracle DB, Mongo DB, Dynamo DB, Elastic Search) - REST API Development - DevOps - Docker - Server administration(AWS, Ubuntu, CentOS, Windows Server) - Google firebase, Pusher - Git, SVN
Freelancer Blockchain Developers United States

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Portfolio Items

OM is a decentralized community-governed metaverse incubated by 6529. The 6529 Museum District is the alpha version of the first district of OM. The district hosts top NFT Museums, is adding new partners and aims to be an educational hub.
NFT Martketplace
OM is a decentralized community-governed metaverse incubated by 6529. The 6529 Museum District is the alpha version of the first district of OM. The district hosts top NFT Museums, is adding new partners and aims to be an educational hub.
NFT Martketplace
The leading DEX on Binance Smart Chain (BSC) with the best farms in DeFi and a lottery for PEPE
Defi
The leading DEX on Binance Smart Chain (BSC) with the best farms in DeFi and a lottery for PEPE
Defi
The Rubber Duck is a collection of 10,000 rubber ducks living on the L2 Ethereum Blockchain.
each rubber duck are designed in 3D with more than 130 elements.
A big lottery will be launched for all Rubber Duck holders
with a cash prize of 90 ethereum,divided into 60 prizes of 1,5 ethereum.
NFT
The Rubber Duck is a collection of 10,000 rubber ducks living on the L2 Ethereum Blockchain.
each rubber duck are designed in 3D with more than 130 elements.
A big lottery will be launched for all Rubber Duck holders
with a cash prize of 90 ethereum,divided into 60 prizes of 1,5 ethereum.
NFT
The Rubber Duck is a collection of 10,000 rubber ducks living on the L2 Ethereum Blockchain.
each rubber duck are designed in 3D with more than 130 elements.
A big lottery will be launched for all Rubber Duck holders
with a cash prize of 90 ethereum,divided into 60 prizes of 1,5 ethereum.
NFT

Reviews

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Showing 1 - 5 out of 6 reviews
Filter reviews by: 5.0
€180.00 EUR
the smart contract were reviewed as agreed
Audit Rust Solidity Smart Contracts Binance Smart Chain
B
Flag of Stefano M. @bksbackstage
14 days ago
5.0
$100.00 USD
Perfect quality of work, extremely flexible and always delivers on time, would definitely recommend!
Linux Shell Script UNIX Ubuntu
+1 more
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Flag of Will P. @wpender
21 days ago
5.0
$30.00 USD
Amazing and talented person to work with. Delivered beyond expectations also willing to help after project is delivered. Will definitely work with him on a long term basis. Highly recommended freelancer.
PHP Programming Blockchain
User Avatar
Flag of Atif N. @questbpo
24 days ago
5.0
$50.00 USD
Perfect, absolutely delivered on such a time constraint and the final product was without any error.
Linux Shell Script UNIX Ubuntu
+1 more
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Flag of Will P. @wpender
1 month ago
5.0
$100.00 USD
Best quality of work and delivered 100% on time. Will hire again!
Linux Shell Script UNIX Ubuntu
User Avatar
Flag of Will P. @wpender
1 month ago

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Blockchain 4 Linux 3 Shell Script 3 UNIX 3 Ubuntu 3

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