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$56 USD/oră
Steagul UNITED STATES
staten island, united states
$56 USD/oră
Momentan, aici este ora 11:48 p.m.
S-a înregistrat în data de septembrie 22, 2020
1 Recomandare

Joseph N.

@nfnTV

monthly-level-three.svg
5,0 (8 recenzii)
4,8
4,8
$56 USD/oră
Steagul UNITED STATES
staten island, united states
$56 USD/oră
88 %
Proiecte finalizate
80 %
Conform bugetului
92 %
La timp
17 %
Rata de angajare repetată

Blockchain Engineer

Starting from middle of 2016 began proactively working on blockchain related projects as a Blockchain software engineer. My experiences range from creating both front-end blockchain applications to backend architecture design and implementation, smart contract development, testing, auditing and development for Fintech and other industries that need the power of decentralization, tokenization, and smart contracts. Expertise in Public Blockchain Platforms: Ethereum | Solana | Binance Smart Chain ✓ Developing smart contracts by Solidity and Rust programming languages. ✓ Developing RPC using client libraries such as Web3js. ✓ Static analysis of smart contracts for gas consumption and optimization using Remix IDE. ✓ Securing smart contracts using libraries like OpenZeppelin. ✓ Developing Ethereum dApps using Truffle framework. ✓ Integration with crypto wallets such as Metamask & Phantom. ✓ Deploying smart contracts on test networks such as ropsten/rinkeby as well as ethereum/solana mainnet. Expertise in Private & Consortium Blockchain Platforms Hyperledger Fabric ✓ Developing Chaincode using the Go programming language. ✓ Developing proof of concepts using Hyperledger Composer. ✓ Integration with Fabric Java SDK. ✓ Creating RESTful APIs for client applications to communicate with the blockchain network. ✓ Creating channels, orderers, and peers. ✓ Deployment and instantiation of Chaincode on channels on cloud services like IBM Bluemix and Amazon AWS. I hold expertise with: - Solidity / Rust / Golang - React.js / Express.js / Vue.js / Next.js / Angular.js / Redux /Node.js - Laravel - MySQL / MongoDB / PostgreSQL / MSSQL - Heroku / VPS / Amazon Web Services (AWS) / Digital Ocean - Github, Gitlab, Bitbucket, Trello, Backlog, etc. Here are the applications that I've built so far. - Dapp, DeFi development - NFT game/marketplace development on Ethereum & Solana blockchains in Solidity & Rust - Ethereum & Binance Smart Chain token development on ERC20, ERC721, ERC1155, BEP20, BEP721 & BEP1155 protocols - ICO / ITO / IDO / STO, Cryptocurrency exchange & Cryptocurrency wallet Development Further Expertise & Work Deliverables in Blockchain: ✓ DApp for Supply Chain Management for Food Industry ✓ DApp implementation in Philanthropy ✓ DApp for Anti-Counterfeiting in the Pharmaceutical Industry ✓ Worked on Protocols like Ethereum, IBM Hyperledger, Stellar ✓ SetUp of a Permission-based Consortium Network ✓ Implementation of Private, Public and Permission-based network Thanks.
Freelancer Javascript Developers United States

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Articole în portofoliu

The most sustainable yield optimizer on Binance Smart Chain (BSC)
Multi-Chain Token Swap platform
Growth DeFi is a decentralized ecosystem that focuses on capital efficiency and maximising returns through a variety of products. The goal is to maximise tokenholder value whilst maintaining the best yields and products in the market. Growth Defi is a multi chain ecosystem.
Multi-network ecosystem

Recenzii

Modificările au fost salvate
Se afișează 1 – 5 din 7 recenzii
Filtrează recenziile în funcție de: 5,0
$504,00 USD
Joseph has been great to work with and great communication to getting my project completed. will be using Joseph on my next project here shortly. highly recommend !!
PHP C Programming JavaScript HTML
+ încă 1
N
Steagul Joe W. @noluckrequired
1 an în urmă
5,0
$1.155,00 USD
excellent to work with, understood what was needed and got it done to my satisfaction. highly recommend and I will be using his again and very soon :-)
C Programming System Admin Data Processing Engineering Mobile App Development
+ încă 4
N
Steagul Joe W. @noluckrequired
2 ani în urmă
0,0
$300,00 USD
The project is not completed according to the dispute
Project Management Website Testing eBay MySQL Website Management
Avatarul utilizatorului
Steagul Adaeze A. @adaeze21
2 ani în urmă
5,0
$300,00 USD
all good, fast delivery & high-quality work [05 July, 2021] thanks for your hard work, will keep hiring
Q
Steagul Nguyen Q. @QuangThao
2 ani în urmă
5,0
$200,00 USD
This guy is outstanding. Cannot expect a better quicker work. He seems to know every corner of blockchain. It's always a pleasure to work with such a guy with much knowledge.
JavaScript Software Development Blockchain Ethereum Web Development
I
Steagul Ilija S. @ilijasavicpaypal
2 ani în urmă

Ia legătura cu Joseph N. în privința proiectului

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JavaScript 6 PHP 5 HTML 5 Blockchain 4 HTML5 3

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