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$50 USD / hour
Flag of RUFlag of RU
$50 USD / hour
It's currently 1:37 PM here
Joined February 7, 2021
0 Recommendations

Ruslan D.

@dudkarus296

annual-level-three.svg
5.0 (4 reviews)
5.0 (4 reviews)
4.4
4.4
$50 USD / hour
Flag of RUFlag of RU
$50 USD / hour
100%
Jobs Completed
100%
On Budget
19%
On Time
50%
Repeat Hire Rate

Experienced Blockchain Developer

Hello! Within 7+ years, I have been working with Web and Mobile developer focussed on Blockchain, Crypto-related projects, building custom Apps, Crypto Gambling and Betting platforms, Trading Platforms and Exchanges, crypto lending and payment solutions. ✅ Public Blockchain Platforms: ? Ethereum ✓ Developing smart contracts using a Solidity programming language. ✓ Developing RPC using client libraries such as Web3. ✓ 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. ✓ Deploying smart contracts on test networks such as ropsten/rinkeby as well as Ethereum mainnet. ✅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: - Node.js / Express.js / Vue.js - React.JS / Redux / Mobx - Angular.JS / Backbone.JS / Javascript / jQuery - MySQL / SQLite / MongoDB / PostgreSQL - Deployment on Heroku / VPS / Amazon Web Services (AWS) / DigitalOcean - Git, Bitbucket, Trello, etc. ➤➤ I can help you with: - Cryptocurrency exchange platform - ICO / STO Development - Cryptocurrency wallet development - Dapp development with smart contract - dApp game with Unity ➤➤ 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 Thank You! NO WORRIES ABOUT MY SKILLS and SERVICES. "If winter comes, never can spring be far behind."
Freelancer
Javascript Developers
Russian Federation

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Portfolio Items

Full stack react development.
React development

Reviews

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Showing 1 - 4 out of 4 reviews
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5.0
€879.08 EUR
Great communication, always available, looking forward to work again in the future.
JavaScript
Bitcoin
Blockchain
Ethereum
Backend Development
S
Flag of LT Ricardas V. @stixex
1 month ago
5.0
€100.00 EUR
Good to work with this guy
JavaScript
.NET
Bitcoin
Blockchain
Ethereum
B
Flag of LV Kristaps D. @BitOfAcoin
1 month ago
5.0
€140.00 EUR
Great proffesional who knows what to do
JavaScript
Bitcoin
Blockchain
Ethereum
Backend Development
B
Flag of LV Kristaps D. @BitOfAcoin
2 months ago
5.0
$320.00 USD
He is excellent Freelancer. He is very professional and has rich experience in Blockchain and Smart Contract. Highly recommend him and I will work again and again with him.
JavaScript
Bitcoin
Blockchain
Ethereum
Non-fungible Tokens
User Avatar
Flag of RS Aleksandar T. @aleksandart450
3 months ago

Education

Bachelor

Moskovskij Tehniceskij Universitet Svjazi i Informatiki, Russian Federation 2013 - 2017
(4 years)

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Top Skills

Bitcoin
4
JavaScript
4
Blockchain
4
Ethereum
4
Backend Development
2

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