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$35 USD / hora
Bandeira do(a) UKRAINE
odesa, ukraine
$35 USD / hora
No momento são 1:53 PM aqui
Entrou no Freelancer em setembro 26, 2022
1 Recomendação

Serhii L.

@freelanceguru777

monthly-level-three.svg
5,0 (4 avaliações)
3,4
3,4
$35 USD / hora
Bandeira do(a) UKRAINE
odesa, ukraine
$35 USD / hora
100%
Trabalhos Concluídos
100%
Dentro do Orçamento
100%
No Prazo
N/A
Taxa de Recontratação

Blockchain & Full Stack Engineer

Hello. Thanks for visiting my profile. I always respect clients and follow their demands. Contact me so we can discuss the project in detail. Best Regards. My skills are: ✪ BlockChain, Dex, DeFi, DApp ✪ GraphQL (thegraph, BitQuery) ✪ ERC721, ERC1155, NFT minting, NFT marketplace ✪ ERC20 Token, BEP20 Token, Solidity, Truffle, Rust ✪ Python, Machine Learning, Deep Learning ✪ Frontend: Angular, React, Vue, Javascript, CSS, HTML ✪ Backend: Node.js, PHP, JSP, Laravel, React Native
Freelancer React.js Developers Ukraine

Contate Serhii L. para falar sobre o seu trabalho

Entre para falar sobre qualquer detalhe pelo chat

Itens de Portfólio

- Created smart contracts by using solidity programming(BEP20 contract, NFT factory, marketplace, farming contract).
- Developed an upgradeable smart contract to adapt to the changing environment of smart contracts deployed with proxy pattern (fix bugs, overcome the limitations of immutable contract).
- Developed smart contracts and frontends for NFT Pack games and NFT Farming.
- Involved in DAPP development using HTML, Java Script and Node.js and interact with Ethereum Blockchain by using Web3 JS API.
- Smart contract development, deployment and validation of project using Truffle and Hardhat.
- Developed a token price alert bot for telegram and email, and a green buy bot for all tokens.
- Developed a tradingview charts and trade data analysis using web3.js, GraphQL and BitQuery.
- Developed a multi blockchain exchange(DEX like 1inch, pancake swap).
Dex and NFT marketplace - https://foxgirl.com
- Created smart contracts by using solidity programming(BEP20 contract, NFT factory, marketplace, farming contract).
- Developed an upgradeable smart contract to adapt to the changing environment of smart contracts deployed with proxy pattern (fix bugs, overcome the limitations of immutable contract).
- Developed smart contracts and frontends for NFT Pack games and NFT Farming.
- Involved in DAPP development using HTML, Java Script and Node.js and interact with Ethereum Blockchain by using Web3 JS API.
- Smart contract development, deployment and validation of project using Truffle and Hardhat.
- Developed a token price alert bot for telegram and email, and a green buy bot for all tokens.
- Developed a tradingview charts and trade data analysis using web3.js, GraphQL and BitQuery.
- Developed a multi blockchain exchange(DEX like 1inch, pancake swap).
Dex and NFT marketplace - https://foxgirl.com
- Created smart contracts by using solidity programming(BEP20 contract, NFT factory, marketplace, farming contract).
- Developed an upgradeable smart contract to adapt to the changing environment of smart contracts deployed with proxy pattern (fix bugs, overcome the limitations of immutable contract).
- Developed smart contracts and frontends for NFT Pack games and NFT Farming.
- Involved in DAPP development using HTML, Java Script and Node.js and interact with Ethereum Blockchain by using Web3 JS API.
- Smart contract development, deployment and validation of project using Truffle and Hardhat.
- Developed a token price alert bot for telegram and email, and a green buy bot for all tokens.
- Developed a tradingview charts and trade data analysis using web3.js, GraphQL and BitQuery.
- Developed a multi blockchain exchange(DEX like 1inch, pancake swap).
Dex and NFT marketplace - https://foxgirl.com
- Created smart contracts by using solidity programming(BEP20 contract, NFT factory, marketplace, farming contract).
- Developed an upgradeable smart contract to adapt to the changing environment of smart contracts deployed with proxy pattern (fix bugs, overcome the limitations of immutable contract).
- Developed smart contracts and frontends for NFT Pack games and NFT Farming.
- Involved in DAPP development using HTML, Java Script and Node.js and interact with Ethereum Blockchain by using Web3 JS API.
- Smart contract development, deployment and validation of project using Truffle and Hardhat.
- Developed a token price alert bot for telegram and email, and a green buy bot for all tokens.
- Developed a tradingview charts and trade data analysis using web3.js, GraphQL and BitQuery.
- Developed a multi blockchain exchange(DEX like 1inch, pancake swap).
Dex and NFT marketplace - https://foxgirl.com
- Created smart contracts by using solidity programming(BEP20 contract, NFT factory, marketplace, farming contract).
- Developed an upgradeable smart contract to adapt to the changing environment of smart contracts deployed with proxy pattern (fix bugs, overcome the limitations of immutable contract).
- Developed smart contracts and frontends for NFT Pack games and NFT Farming.
- Involved in DAPP development using HTML, Java Script and Node.js and interact with Ethereum Blockchain by using Web3 JS API.
- Smart contract development, deployment and validation of project using Truffle and Hardhat.
- Developed a token price alert bot for telegram and email, and a green buy bot for all tokens.
- Developed a tradingview charts and trade data analysis using web3.js, GraphQL and BitQuery.
- Developed a multi blockchain exchange(DEX like 1inch, pancake swap).
Dex and NFT marketplace - https://foxgirl.com
- Created smart contracts by using solidity programming(BEP20 contract, NFT factory, marketplace, farming contract).
- Developed an upgradeable smart contract to adapt to the changing environment of smart contracts deployed with proxy pattern (fix bugs, overcome the limitations of immutable contract).
- Developed smart contracts and frontends for NFT Pack games and NFT Farming.
- Involved in DAPP development using HTML, Java Script and Node.js and interact with Ethereum Blockchain by using Web3 JS API.
- Smart contract development, deployment and validation of project using Truffle and Hardhat.
- Developed a token price alert bot for telegram and email, and a green buy bot for all tokens.
- Developed a tradingview charts and trade data analysis using web3.js, GraphQL and BitQuery.
- Developed a multi blockchain exchange(DEX like 1inch, pancake swap).
Dex and NFT marketplace - https://foxgirl.com
I can fork and develop Defi websites on Ethereum & Binance Smart Chain (BSC) using solidity Smart contract and React & Web3js.
I can build a unique blockchain defi website with your special idea.
Also i can audit smart contracts and unit test using hardhat & truffle.
Dont hesitate to contact me and lets get started.
Fork any defi project (Pancakeswap)
create your own cryptocurrency.
These token has been created with community standard of Ethereum/Binance.Therefore they are safe & secure.
custom functionality like, fees on transfer, burn on transfer, redistribute among token holders while transferring with deflationary function.
⭐premium token:Reward token- award your holders eth/bnb for holding your token.
collect bnb/eth to marketing/dev wallet as owner
full package includes: development, wallet setting, deployment on main net, verify and listing guidance on swap (Pancake swap/Uni-swap).
* in premium package i will develop similier functionalities as- Safe-moon, Doge-coin,Elongate , Shiba inu tokens.
ERC20(721), BEP20 token development
create your own cryptocurrency.
These token has been created with community standard of Ethereum/Binance.Therefore they are safe & secure.
custom functionality like, fees on transfer, burn on transfer, redistribute among token holders while transferring with deflationary function.
⭐premium token:Reward token- award your holders eth/bnb for holding your token.
collect bnb/eth to marketing/dev wallet as owner
full package includes: development, wallet setting, deployment on main net, verify and listing guidance on swap (Pancake swap/Uni-swap).
* in premium package i will develop similier functionalities as- Safe-moon, Doge-coin,Elongate , Shiba inu tokens.
ERC20(721), BEP20 token development
create your own cryptocurrency.
These token has been created with community standard of Ethereum/Binance.Therefore they are safe & secure.
custom functionality like, fees on transfer, burn on transfer, redistribute among token holders while transferring with deflationary function.
⭐premium token:Reward token- award your holders eth/bnb for holding your token.
collect bnb/eth to marketing/dev wallet as owner
full package includes: development, wallet setting, deployment on main net, verify and listing guidance on swap (Pancake swap/Uni-swap).
* in premium package i will develop similier functionalities as- Safe-moon, Doge-coin,Elongate , Shiba inu tokens.
ERC20(721), BEP20 token development
create your own cryptocurrency.
These token has been created with community standard of Ethereum/Binance.Therefore they are safe & secure.
custom functionality like, fees on transfer, burn on transfer, redistribute among token holders while transferring with deflationary function.
⭐premium token:Reward token- award your holders eth/bnb for holding your token.
collect bnb/eth to marketing/dev wallet as owner
full package includes: development, wallet setting, deployment on main net, verify and listing guidance on swap (Pancake swap/Uni-swap).
* in premium package i will develop similier functionalities as- Safe-moon, Doge-coin,Elongate , Shiba inu tokens.
ERC20(721), BEP20 token development
Developed frontend and smart contract with alone.
NFT Minting Site - https://fatapeclub.io
Developed frontend and smart contract with alone.
NFT Minting Site - https://fatapeclub.io
This marketplace is based on the server chain . Nft can be fractionalized into ERC20 or other token can be integrated in Dex.
Worked on front end and web3js
NFT Marketplace - https://nftfy.org
This marketplace is based on the server chain . Nft can be fractionalized into ERC20 or other token can be integrated in Dex.
Worked on front end and web3js
NFT Marketplace - https://nftfy.org
- Trading bot with strong strategies (Front running, snipping, arbitrage, contract bot) 
- Smart UI and high-end functionalities 
- Multichain Web and Mobile Wallet 
- Yield Farming Protocols
DEFI - https://cvi.finance
- Trading bot with strong strategies (Front running, snipping, arbitrage, contract bot) 
- Smart UI and high-end functionalities 
- Multichain Web and Mobile Wallet 
- Yield Farming Protocols
DEFI - https://cvi.finance

Avaliações

Mudanças salvas
Mostrando 1 - 4 de 4 avaliações
Filtrar avaliações por: 5,0
$140,00 USD
perfect man and trusted
F
Bandeira do(a) Matthew C. @fastermatt
há 1 mês
5,0
$2,00 USD
Serhii is very fast professional and a good gentalman. did a good job for me, will use agian. Thank you Serhii
Python Software Architecture Machine Learning (ML) NumPy
Avatar do Usuário
Bandeira do(a) Rohullah H. @rohullahsofee
há 2 meses
5,0
$200,00 USD
Skillful and very fast developer! Recommend +++ Serhii L delivered the pancakeswap fork work within a few hours. I will certainly hire him again.
HTML5 Node.js React.js Blockchain CSS3
Avatar do Usuário
Bandeira do(a) Bogdan K. @kolomiyetsbogda4
há 3 meses
5,0
$150,00 USD
Serhii solved problem what i want correctly. Really Wonderful working. Will work with him again.
React.js Blockchain Non-fungible Tokens (NFT) Solidity Web3.js
Avatar do Usuário
Bandeira do(a) Vladyslav P. @maddevo
há 4 meses

Experiência

Blockchain & Full Stack Developer

United States
out. 2021 - jun. 2022 (8 meses, 1 dia)
◆ Created smart contracts using solidity programming(BEP20 contract, NFT factory, marketplace, farming contract). ◆ Involved in DAPP development using HTML, Java Script and Node.js and interact with Ethereum Blockchain by using Web3 JS API. ◆ Deployed smart contract in different environments using hardhat. ◆ Involved in integrating Ethereum and BSC blockchains with all wallets such as Trust and Metamask. ◆ Developed email and telegram bot for cryptocurrency price alert.

Full Stack Developer

Poland
jan. 2021 - jul. 2021 (6 meses, 1 dia)
◆ Developed a Single Page Web Application with React.js, Redux, Angular, Vue.js, Express.js, Node.js, REST API, and MongoDB, MySQL, Redis and ElasticSearch. ◆ Used JSON format to achieve the communicating between the front-end part and back-end part. ◆ Worked with jQuery to traverse and manipulate HTML document, handle event and animate

Freelancer

Upwork, Guru, Fiverr
abr. 2016 - dez. 2020 (4 anos, 8 meses)
Remote anywhere freelancing as a full stack developer

Educação

Bachelor of Computer Applications (MCA) of Computer science

Odessa State Economics University, Ukraine 2011 - 2015
(4 anos)

Contate Serhii L. para falar sobre o seu trabalho

Entre para falar sobre qualquer detalhe pelo chat

Verificações

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Principais Habilidades

React.js 2 Blockchain 2 Python 1 Machine Learning (ML) 1 HTML5 1

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