Best Smart Contract Development freelancers for Hire

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We found 527 Smart Contract Development Freelancers for Hire. Post a job for free and hire a freelancer with the skills and reputation to get your task completed.

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George Edward

Fullstack Software Developer Canada, Ontario
Average review
19 reviews
Reputation 
362
20 jobs completed

Skills

About me

I'm a professional software developer in Blockchain/Web/Mobile/Desktop development and an exceptional designer proficient in design across multiple platforms including websites, iOS applications, Android applications, web apps, and desktop apps. Skills: - HTML/HTML5/CSS/CSS3/JavaScript/SASS/LESS/jQuery - PHP/Python/Ruby/Laravel/MySQL/Node.js/AngularJS/AJAX - Photoshop/Illustrator - Java/C++/C#/C/.NET/GO - Swift/Android SDK - React/Ionic Portfolio: - https://ninjapromo.io - https://www.divrsionarcade.com - https://forsage.io - https://au.mbt.com - http://npw.live - https://p2pb2b.io - https://www.cryptorocket.com - https://playnumbersgame.com - https://www.anonymixx.com - https://blender.io - https://livetrades.com -https://coinverify.com - https://vaquitatoken.net Let's discuss. Thank you. Email: senior.coder007@gmail.com Jabber: cddev2018@jabber.calyxinstitute.org Telegram: @SeniorCoder Discord: seniorcoder#2701 Skype: live:concept_developer

Rate

70 USD/hour
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Bojan Terzic

Blockchain Expert Serbia, Beograd
Average review
12 reviews
Reputation 
295
15 jobs completed

Skills

About me

I am a blockchain expert. I am working on woonkly in Spain as blockchain developer. You can see about me on https://whitepaper.woonkly.com/livepaper-ing/frequently-asked-questions-1#who-works-at-woonkly. I am managing https://defi.finance now. I will deliver perfect result

Rate

150 USD/hour
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Arseniy Fokin

Blockchain - Solidity Smart Contract, DeFi, DApp, BSC, Polygon Ukraine, Kyiv
Average review
11 reviews
Reputation 
242
12 jobs completed

Skills

About me

Solutions we provide: ✔ DEX and Centralized Crypto Exchange ✔ Advanced Trading Platform (Stocks, CFD, Forex, Option, Features...) ✔ Portfolio Tracking Platform ✔ Multichain Web and Mobile Wallet ✔ Crypto Betting and Casino ✔ Yield Farming Protocols ✔ Liquidity Mining Protocols ✔ Automated Market Making (AMM) protocols ✔ Flash Loans ✔ Impermanent loss, governance tokens ✔ P2P/Pool Lending and Borrowing ✔ Crypto Collectible Platforms and Non-Fungible Tokens ✔ Custom dApps ✔ ERC20, ERC777, ERC223, ERC721, ERC1155 Smart Contract Development ✔ Forsage, Linos Share, BestMining like MLM Crowdfunding HYIP Platforms ✔ ICO, STO, Blockchain Copyrighting and Whitepapers ✔ Token Design - Stabilcoins, Utility, Security, Investment, Dividend coins Excited to join any interesting projects alone or together with my team. Just drop me a line!

Rate

100 USD/hour
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David Moldovan

Senior Developer Serbia, Belgrade
Average review
11 reviews
Reputation 
226
10 jobs completed

Skills

About me

**I will make your dream come true** As a senior full-stack and Blockchain developer with the last 5 years of expertise in Blockchain architecture, Cryptocurrency Wallet Development, Smart Contract, Crypto Coins Exchange Development. Looking for long-term opportunities that appreciate high-quality standards with quality and maintenance code. SERVICE : - Blockchain(BitCoin | Ethereum | Solana | Binance Smart Chain(BSC) | Polygon | Fantom | TRON) o Decentralized Finance(Defi) o NFT marketplace o Development and Audit Smart Contract o DEX Development o Pancakeswap and Olympus fork,uniswap, o Presale site -Networks Ethereum BSC Polygon Fantom Avalanche -My skill solidity, react.js, javascript, Html, Css, Web3.js I hope we can make wonderful successes.

Rate

30 USD/hour
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Alexander Doroshaev

Blockchian Developer Ukraine, kijev
Average review
9 reviews
Reputation 
216
10 jobs completed

Skills

About me

Welcome, I am Alex, a blockchain developer specialized in defi project like pancakeswap or uniswap. I'm passionate about solving challenging problems that others find difficult or impossible. ✔ DeFi development: Pancake Swap V2, Uniswap V3, Sushi Swap, Yearn, Curve, Balancer, Synthetic, Compound, Aave, Mooniswap, Fulcrum, dYdX, , Zapper, Maker, insstaDApp, Bancor, Loopring, Polkadot, Substrate, WBTC, RenVM, DDorce, mStable, Alchemy, Binance Launchpool (BellaProtocol), MLM, NFT, BakerySwap, Pickle, Fortube, PerlinX, UMA Project, YFV, YFII, Synthetix, dForce, Swerve, Zoom Protocol. ✔ Blockchain stack : Web3, Solidity, Infura, Truffle, OpenZeppelin, MIST/Remix, BTC, ETH, BSC, TRON, YFI, Bel, Solana Web Stack: ✔ Web3.js, Ethereum, Solidity, Truffle ✔ JavaScript/ Typescript, Vue.js, React.js, Node.js ✔ HTML (5), CSS (3), LESS, Sass, Bootstrap (4/5) ✔ PHP / Laravel / CI ✔ Shopify / Prestashop / Wix/WordPress ✔ MySQL, MongoDB, Redis ✔ 3rd Party API Integrations

Rate

100 USD/hour
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Andrey Vasilev

Full stack Web and Blockchain Developer Russian Federation, Vladivosdok
Average review
8 reviews
Reputation 
198
9 jobs completed

Skills

About me

Web developer focussed on Blockchain and Crypto-related projects, Crypto Gambling and Betting platforms, Trading Platforms and Exchanges, crypto lending and payment solutions. Last 5 years I have worked on several successful DeFi projects. Solutions I provide: ✔ DEX and Centralized Crypto Exchange ✔ Advanced Trading Platform (Stocks, CFD, Forex, Option, Features...) ✔ Portfolio Tracking Platform ✔ Multichain Web and Mobile Wallet ✔ Crypto Betting and Casino ✔ Yield Farming Protocols ✔ Liquidity Mining Protocols ✔ Automated Market Making (AMM) protocols ✔ NFT ✔ Impermanent loss, governance tokens ✔ P2P/Pool Lending and Borrowing ✔ Crypto Collectible Platforms and Non-Fungible Tokens ✔ Custom dApps ✔ ERC20, ERC777, ERC223, ERC721, ERC1155 Smart Contract Development ✔ DeFi development: Uniswap, Compound, Mooniswap, Sushi Swap, WBTC, Binance Launchpool, NFT, BakerySwap, Pancake Swap. Web Stack: ✔ Web3.js, Ethereum, Solidity, Truffle ✔ JavaScript/ Typescript, React.js, Node.js

Rate

50 USD/hour
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Vasa Kostic

Senior Blockchain Developer Serbia, Beograd
Average review
7 reviews
Reputation 
181
7 jobs completed

Skills

About me

Hi, I am an expert full-stack senior blockchain developer with over 5 years of working experience in this field. Service I provide: ✔ DEX and Centralized Crypto Exchange (pancakeswap fork) ✔ Olympus fork ✔ NFT mint website and contract development ✔ Custom dApps ✔ ERC20, ERC777, ERC223, ERC721, ERC1155 Smart Contract Development ✔ Token Design - Stabilcoins, Utility, Security, Investment, Dividend coins Excited to join any interesting projects alone or together with my team. Just drop me a line!

Rate

83 USD/hour
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Zoran Mitrović

senior developer Serbia, Belgrade
Average review
8 reviews
Reputation 
171
8 jobs completed

Skills

About me

Blockchain and Full Stack developer Greetings! Thank you for visiting my profile! As a senior Blockchain and Full Stack developer, I have good experience in these fields for over 7 years. I will delivery perfect result on time. ✔ Blockchain stack Solidity, Truffle, OpenZeppelin, Hardhat, Remix, Web3 ✔ Platfoms Ethereum, Binance Smart Chain (BSC), Polygon (Matic), Fantom, and etc ✔ Smart Contract Development BEP20, ERC20, TRC20, ERC777, ERC223, ERC721, ERC1155 ✔ DeFi Clone Pankcakeswap, Sushiswap, Pantherswap, Moonswap, Quickswap and more ✔ DEX and Centralized Crypto Exchange ✔ Yield Farming & Liquidity Mining Protocols ✔ Crypto Collectible Platforms and Non-Fungible Tokens ✔ ICO, STO, Blockchain Copyrighting and Whitepapers ✔ Impermanent loss, governance tokens, deflation token ✔ React, Vue, TypeScript, JavaScript, Bootstrap ✔ PHP, Node, Django, Flask, Restful API, Python ✔ MySQL, Sqlite, MongoDB, PostgreSQL

Rate

50 USD/hour
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Milos Bogdanov

Fullstack & Blockchain Expert Albania, Beograde
Average review
7 reviews
Reputation 
160
9 jobs completed

Skills

About me

Hello, Nice to meet you. I have rich experience with Blockchain for 5+ years. Meantime, I was completed so many blockchain relevant projects such as DEFI & DAPP development, Token & Smart contract Creation, Pancakeswap & Olympus DAO, Uniswap forking, Creation NFT marketplace. If you want I can show my previous work results to you. You will be satisfy to check it. Of course, I will start work right now and will finish it shortly. Please contact me so we could discuss it further. Thank you in advance

Rate

50 USD/hour
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Marinko Rokvic

Freelancer Serbia, Belgrade
Average review
7 reviews
Reputation 
146
7 jobs completed

Skills

About me

As an experienced BlockChain engineer, I have been working in BlockChain field for over 6 years. I have already completed so many blockchain relevant projects such as Forking swap, NFT marketing, token Dashboard, Creation token etc. Suggest the best solution, deliver the perfect results, long-term support. Please ping me if you're interested and we can discuss more details. Best Regard.

Rate

50 USD/hour
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Nemanja Dordevic

Full-stack Blockchain Developer Serbia
Average review
6 reviews
Reputation 
138
6 jobs completed

Skills

About me

✅Full-stack Blockchain Developer ⭐⭐⭐ [ About me ] ⭐⭐⭐ I am a senior blockchain developer who has rich experience for a long time. ⭐⭐⭐ [ My Skills ] ⭐⭐⭐ Being a full-stack blockchain developer, I have decent expertise in Blockchain development and custom smart contract application development technologies: ✔️ Forking Pancakeswap, uniswap, sushiswap on BSC, Ethereum, Polygon network (with all functions such as Farms, Pools, Referral, Info & Analytics) ✔️ Creation token & Smart contract such as BEP20, ERC20, ERC21, TRC20 ✔️ Solidity programming language ✔️ Development NFT marketplace with full functions. ✔️ Creation Trading chart like poocoin

Rate

50 USD/hour
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Bogdan Kolomoiets

Blockchain, Smart Contract, DeFi, DApp, React, Solidity Ukraine, Kyiv
Average review
7 reviews
Reputation 
134
8 jobs completed

Skills

About me

- Building DeFi & Dex by forking Pancakeswap, Pantherswap, Goosedefi and so on - Upgrading Pancakeswap Dex from V1 to V2 - Forking and costomizing Safemoon token - ICO preslae landing page and smart contract for selling token - Trading Bot (Frontrunning, Sniping) - 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.

Rate

100 USD/hour
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Malencov Doronin

Solidity, Ethereum, DeFi, NFT expert Nigeria
Average review
6 reviews
Reputation 
124
7 jobs completed

Skills

About me

As a blockchain full stack developer I've got deep knowledge of Solidity / Ethereum network and common standards of the industry. I have an experience with forking Pancakeswap on BSC, Polygon, ETH and building Defi site. Especially ERC20, ERC223 standard token creation using latest secure version of solidity code. I've deployed various smart contract, DApps and DeFi projects using React, Web3, Solidity.; currently, I'm focused on: - BEP20 Binance Chain (BSC) ERC20, ERC777, ERC223, ERC721, ERC1155 Ethereum token creation and deployment. - Defi site with pull and farm - Uniswap/Pancakeswap, Metamask support. - Design of launchpad smart-contracts with a vesting schedule, whitelists, fixed/floating price. - SOLANA based RUST smart contract development & deployment - SOLANA NFT minting with metaplex candy machine

Rate

72 USD/hour
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Nikola Bukovcic

Freelancer Serbia, Belgrade
Average review
8 reviews
Reputation 
124
7 jobs completed

Skills

About me

I will provide you services: - Creating new token with reflection by other tokens, anti-whale, liquidity fee, auto and manual buyback, additional sell fee, etc... - Forking Olympus DAO. - Building defi site with staking Farms and Pools, IFO, Lottery, Jungle, Jackpot, Presale, etc... - Making smart contract with required functions. - Minting NFT on ETH, SOLANA. Best regards.

Rate

100 USD/hour
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Isreal U

Full Stack Developer and Writer United Kingdom, London
Average review
5 reviews
Reputation 
123
6 jobs completed

Skills

About me

I write rich SEO article, and creative contents. I'm also a website and block chain. I can write smart contracts, build flash bots, develop websites using either word press, Wix, django, HTML, Javascript, help out on data scientist projects and build you machine learning programs. Feel free to reach out if you need anything. I build any type of websites and write anytime of program, no questions asked! I can sign NDA (Non-Disclosure ourse Agreement) if need be 👍

Rate

15 USD/hour
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DREY ABBEY

A developer and a digital marketer Nigeria, Lagos
Average review
4 reviews
Reputation 
122
6 jobs completed

Skills

About me

Hi my name is Drey abbey I have vast Year of experience in development and also digital marketing my goal is to meet your expectation solve whatsoever problems you may have on development and also digital marketing

Rate

5 USD/hour
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Crypto Developer

Blockchain Developer United States, Atlanta
Average review
6 reviews
Reputation 
121
8 jobs completed

Skills

About me

I am a full stack developer. Working in different types of platforms. {MERNSTACK} {ANGULAR JS} {PYTHON} {PHP COMPLETE STAKES} {SOLIDITY} {WORDPRESS} {REACT.JS} {EXPRESS.JS} {HYPERLEDGER} {DJANGO} etc. I am professional Developer at => Public Sector Blockchain => Crypto Blockchain => Normal Public Projects => GAMING APPLICATIONS => IOS =>ANDROID. Developed Several Crypto Projects Developed Several Coins(ALL ARE ON coinmarketcap). Created multiple DEFI (Which is under NDA) Created multiple smartcontracts on TRON, ETHEREUM and BNB (Which is under NDA) Professional at SCRYPT, QUARK, X11, X15 coin, FORKED LATEST VERSION OF PIVX, ETHEREUM and TRON. -DEVELOPED SEVERAL CRYPTOCURRENCY EXCHANGES (Which is Under NDA) If you are looking for the the blockchain developer i am the best candidate. I will not waste your time. Straight forward work on your work. I Develop Mobile Apps And Websites Too Contact me on Telegram @cryptocurrencydev Looking forward to working with you🤝 Thanks.

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Alexander P

Blockchain Developer Serbia, Belgrade
Average review
4 reviews
Reputation 
106
4 jobs completed

Skills

About me

Solutions I provide: ✔ DEX and Centralized Crypto Exchange ✔ Advanced Trading Platform (Stocks, CFD, Forex, Option, Features...) ✔ Portfolio Tracking Platform ✔ Multichain Web and Mobile Wallet ✔ Crypto Betting and Casino ✔ Yield Farming Protocols ✔ Liquidity Mining Protocols ✔ Automated Market Making (AMM) protocols ✔ Flash Loans ✔ Impermanent loss, governance tokens ✔ P2P/Pool Lending and Borrowing ✔ Crypto Collectible Platforms and Non-Fungible Tokens ✔ Custom dApps ✔ ERC20, ERC777, ERC223, ERC721, ERC1155 Smart Contract Development ✔ Forsage, Linos Share, BestMining like MLM Crowdfunding HYIP Platforms ✔ ICO, STO, Blockchain Copyrighting and Whitepapers ✔ Token Design - Stabilcoins, Utility, Security, Investment, Dividend coins ✔ DeFi development ✔ Fast DeFi Clone: ✔ Blockchain stack : ✔ Wallets and Clients:

Rate

80 USD/hour
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