Best Cryptography freelancers for Hire

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We found 38 Cryptography 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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Mrinal Sharma

Blockchain Architect India, Pune
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30
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About me

I am representing Blockchainerz Technologies which is a subsidiary of Cyperts Digital Solutions Pvt Ltd, we are one of the premium blockchain consulting firms with experience of 7+ years in blockchain-related services and successfully completed over 50 + blockchain applications. We also have extensive experience in website and mobile application development. Blockchain Related Development - Custom Private Cryptocurrency Development - ICO launching (ERC20 / BEP20) - Custom Smart Contract & PoC - Cryptocurrency Exchangers (Centralised & Decentralised) - Cryptocurrency Single & Multi Wallets - Peer to Peer Marketplace - Peer to Peer Insurance - Peer to Peer Realstate - NFT - DApps - UniSwap & PancakeSwap projects Technologies that we work on:- - Ethereum - Solidity - Web3js - Smart Contract - Viper - GoLang - C++ - Rust - NodeJS - ReactJs - MEAN Stack - Python - PHP

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40 USD/hour
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Alexander Doroshaev

Talented Blockchain Developer Ukraine, Krivoy Roh
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28
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Welcome, I am Alex, a full stack dveloper well versed with Blockchain. 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 ✔ TDD methodology (Unit-testing)

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99 USD/hour
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Sukhvinder Singh

Blockchain Developer India, Ludhiana
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0 reviews
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18
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About me

Web and mobile developer focussed on blockchain and crypto-related projects, building custom Apps, crypto gambling and betting platforms, trading platforms and exchanges, crypto lending and payment solutions. Last 3 years I have worked on several successful DeFi and FinTech startups (drop me a line to see my full portfolio as a blockchain developer). Solutions I provide: ✔ DEX and Centralized Crypto Exchange ✔ Advanced Trading Platform (Stocks, CFD, Forex, Option, Features...) ✔ Portfolio Tracking Platform ✔ Web/Mobile Wallet ✔ Crypto Betting and Casino ✔ Yield Farming Protocols ✔ Liquidity Mining Protocols ✔ 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 ✔ API Development and Integration: blockchain.info, inrura.io, poloniex.com, bitfinex.com, hitbtc.com, coinbase.com, kraken.com, cex.io, coinmarketcap.com, cryptokitties.co, uniswap.org, aave.com, yearn.finance, sushiswap.org ✔ DeFi development: Yearn, Uniswap, Curve, Balancer, Synthetic, Compound, Aave, Mooniswap, Fulcrum, dYdX, Sushi Swap, 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, MIST/Remix, BTC, ETH, TRON, USDT, YFI, Bel ✔ Wallets and Clients: MEW, Geth, Parity, Gemini Mist, Metamask, Ganache Web Stack: ✔ Web3.js, Ethereum, Solidity, Truffle ✔ PHP / Laravel / Yii (2) ✔ HTML (5), CSS (3), LESS, Sass, Bootstrap (3/4) ✔ JavaScript/ Typescript, Vue.js, React.js, Node.js ✔ MySQL, MongoDB, Redis ✔ 3rd Party API Integrations ✔ TDD methodology (Unit-testing) Excited to join any interesting projects alone or together with my team. Just drop me a line!

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60 USD/hour
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Maxim

Senior Blockchain Developer | Ethereum Russian Federation, Vladivostok
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18
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🔰 Top Rated Blockchain developer 🔰 Working on Blockchain-based projects for more than 6+ years. 🔰 Over 70+ projects and 2900+ logged hours with 100% Job success overall. ✅ 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. ✓ 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. Thank You!

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30 USD/hour
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Aleksandar Popovic

Blockchain Engineer Serbia, Belgrade
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18
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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

300 USD/hour
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Milojko Pantic

Fullstack & Blockchain Expert Serbia, Novi sad
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18
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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 & 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

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50 USD/hour
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Jin Lim

Expert China, Beijing
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15
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Blockchain technology has attracted my heart from the moment it appeared, and since then, I have dreamed of working in a blockchain-related profession. Fortunately, I was able to learn about blockchain at university and gained experience in blockchain development through various opportunities. After graduating from university, I wanted to devote my life to blockchain development, and that's how I came to laborx.com. I am not afraid of new skills and for the project, I can research any technology, and that's what I've been doing so far. My experience - creation of new token (ERC20, ERC721, BEP20 and etc) including ICO - Smart contract development and website building to interact with that smart contract by using Web3.js, ether.js and etc - Defi Website and NFT marketplace - trading and sniper bot running on blockchain. - trading strategy (pine script) - Blockchain consulting - Ethereum, BSC, Tron Skills - Blockchain concept - Solidity - React and Node - Basis for web development

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80 USD/hour
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Hassan Abbas

Chief Technology Office Pakistan, Islamabad
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14
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My strength lies in focusing on your problems & solutions rather than selling myself. I'm a Professional blockchain developer with over 5+ years of experience in managing and assisting the development, planning and production of indigenous blockchain applications and technologies. I've evolved with technologies and have been through FullStack|MEAN|MERN development prior to Blockchain. Expertise in the following Skills & Services : -Crypto Exchange Development -Enterprise Blockchain Development -Ethereum Smart Contract Development -Distributed ledger technology(DLT) Development -Social Media Marketing -Project Management -Software Development using .Net Technologies -Problem Solving

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20 USD/hour
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Faiz Ali Khan

Article, Blogs Writer. Pakistan, Lahore
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10
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Blockchain is the new emerging technology that are rapidly shaping the future of humanity. In order to comply with the basics of blockchain technology, I am here to try my best to explain and convey the evolving concepts that are come in a way between you and the Blockchain. As the world of today is moving faster towards decentralization web 3.0, in this era of rapid change it is the duty of every individuals to take participation and make the global community more independent, prosperous and financially stable.

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10 USD/hour
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Leslie Cecilia Baltar

Virtual Assistant and Freelancer Philippines, Calubian
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9
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I'm a part time Virtual Assistant..I'm a Freelancer..I have experienced as a Customer service representative..I'm a fast learner and can do multitasking..I work seriously and do my best to achieve my goal..

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5 USD/hour
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Tomiwa bold Olajide

Writer/Author/Analyst Nigeria, Lagos
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8
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Tomiwabold is a currency trader and cryptocurrency analyst. A technical analyst, as well as an experienced fund manager, he has also co-authored several books on Forex trading. Tomiwabold pays great attention to cryptocurrency research, conducting a comprehensive price analysis and exchanging predictions of estimated market trends. He studied at the University of Lagos, Lagos.

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20 USD/hour
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Kalevi Laine

blockchain developer Russian Federation, Moscow
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0 reviews
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8
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Skills

About me

✔️ Blockchain Technology * Blockchain architecture * Wallet platform, Exchange development * Smart Contract, Cryptocurrency fork * ERC20, ERC721, ERC1155, and NFT Marketplace ✔️ Trading * Metatrader, NinjaTrader * IG-Markets, Forex, TradingView, AD ✔️ Website Development * Python, Javascript, Typescript, Pinescript, PHP, c, c++, java * Laravel, Django, Flask, CI, MEAN.js * Mysql, SQLite, MongoDB, Oracle, PostgreSQL, GIT ✔️ Linux System * Ubuntu, Debian * CentOS, Fedora

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80 USD/hour
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