Best Cryptography freelancers for Hire

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We found 110 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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Arseniy Fokin

Blockchain - Solidity Smart Contract, DeFi, DApp, BSC, Polygon Ukraine, Kyiv
Average review
8 reviews
Reputation 
172
8 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!

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100 USD/hour
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Alexander Doroshaev

Blockchian Developer Ukraine, kijev
Average review
6 reviews
Reputation 
146
6 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

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100 USD/hour
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Crypto Developer

Blockchain Developer United States, Atlanta
Average review
3 reviews
Reputation 
75
4 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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Milos Bogdanov

Fullstack & Blockchain Expert Serbia, Novi sad
Average review
2 reviews
Reputation 
48
2 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 & 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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Aleksandar Popovic

Blockchain Engineer Serbia, Belgrade
Average review
1 review
Reputation 
46
1 job 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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yichong li

Solidity & Dapp & Game developer China, ShenYang, Liaoning, China
Average review
0 reviews
Reputation 
31
0 jobs completed

Skills

About me

I'm a talented solidity & dapp & Game developer. I am passionate about new-age technology. I care about most things that express value and uniqueness and smart contract development is one of them. My curiosity and enthusiasm fuel me to learn and try new things, allowing me to keep up to date in technology. And I look forward to working in challenging environments. Main skiils: smart contract development(DeFi, NFT), Dapp(web3.js, React), python, C++, Rust, opencv

Rate

50 USD/hour
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Mrinal Sharma

Blockchain Architect India, Pune
Average review
0 reviews
Reputation 
30
0 jobs completed

Skills

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

Rate

40 USD/hour
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Muhammad Inzamam

Blockchain Developer Pakistan, Faisalabad
Average review
0 reviews
Reputation 
28
0 jobs completed

Skills

About me

Tech Solutions is a Blockchain Development Company which specially deals in the latest innovative Blockchain Services and Solutions like Blockchain Development, Decentralized Exchanges, Smart Contracts Development, Decentralized Finance, Tokenization, E-Wallet Development, Staking Contracts, Blockchain-based business solutions, and ERC-20, BEP20, and TRC20 Tokens. Tech Solutions is a blockchain development company that strives to bring powerful and revolutionary aspects of blockchain technology to build innovative, decentralized applications that meet your varied business needs.

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40 USD/hour
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Alexei Kuzunetsov

Full stack web and blockchain developer Russian Federation, Moscow
Average review
0 reviews
Reputation 
25
0 jobs completed

Skills

About me

Thank you for your visiting my profile. I am a Full Stack Web and Blockchain Developer with experience building out both consumer and startup applications, including web, mobile, and desktop applications with the latest technologies. My skills are Blockchain: -- Bitcoin -- Ethereum -- Smart Contract -- Swap -- Solidity -- Dex / Defi Front End: -- React, React Native, React-Redux, React-Router -- Next.js -- Redux-Saga, Redux -- Thunk -- Angular -- Vue.Js, Vuex, Nuxt.Js, Quasar Framework, Vuetify, Vue material UI -- HTML5, CSS and ES6/7 JavaScript -- CSS Preprocessors: SASS, LESS -- Bootstrap and Material UI Back End: -- Node.js with Express -- Python with Django Framework -- PHP with Laravel and CI Framework -- Java Testing: Mocha, Jest Database: PostgreSQL, MongoDB, MySQL, SQLite Cloud Services: Amazon Web Services, Digital Ocean, Heroku The results are solutions that consistently meet my clients needs and exceed their expectations. Thanks a lot.

Rate

40 USD/hour
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Dylan Koppens

Blockchain (Cryptocurrency), Game And Design Developer United States, San Diego
Average review
0 reviews
Reputation 
24
0 jobs completed

Skills

About me

Hey We have a group of enthusiastic architects and designers gaining practical experience in creating iOS and Android portable stages utilizing well known game motors. We have broad involvement with utilizing devices and innovations to fabricate games that help cross-stage. I'm dylan_koppens by name I was introduced here by CAMA TEAM COMPANY, I was completely capable blockchain engineers that depend on binance smartchain, Ethereum organization, brilliant contract,IDO LUNCHPAD,NFT, TOKEN CREATION,COIN FROK, CRYPTOCURRENCY and solana network altogether. Benevolently reach us for more information about your venture Thanks

Rate

40 USD/hour
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Zoran Mitrović

senior developer Serbia, Belgrade
Average review
0 reviews
Reputation 
22
0 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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Chillahs- Fi

Artist United States, Oakland
Average review
0 reviews
Reputation 
22
0 jobs completed

Skills

About me

Jack of all trades Musician Animator, Artist, Engineer, Audio Engineer, Programmer, Copywriter, Blockchain enthusiast, world helper I am willing to use my skills learnt along the way as a well streamed indie recording artist to work on your gigs or jobs for crypto, these skills have led me to have a diverse portfolio of skills including marketing, social media management, Google Ads campaigns, I 3D Character design take a look at my portfolio for some cool aliens (; I mix & master music as well as sing and song write. Let me know if any of your needs match up with these skills, my virtual customer service background at Fin-Tech financial companies such as Monzo bank where I worked as a live text banker where I also did virtual ID security & verification, glowing references from this company on hand regarding my work.

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50 USD/hour
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Yaroslav Kullchenko

Expert Russian Federation, Moscow
Average review
2 reviews
Reputation 
21
1 job completed

Skills

About me

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

Rate

80 USD/hour
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John Smith

Freelancer Germany, Frantfort
Average review
0 reviews
Reputation 
20
0 jobs completed

Skills

About me

I am expert Blockchain Developer with expertise in Blockchain Technologies like Crypto Websites, Crypto Wallets, Etherium, ICO Marketing, DEFI, Crypto Bots, DAPPS,NFT Games ,NFT Art ,Node.js Development, Web 3.js Integration, Blockchain Nodes Server Management, Sound noesis of Security Algorithms like- SHA256, Hyper ledger, etc.

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20 USD/hour
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Shabrina Amalia

Cryptocurrency Analystic, Marketing Promoter, Social Media Manager, Asset Manager. Indonesia, Semarang
Average review
0 reviews
Reputation 
20
0 jobs completed

Skills

About me

I was a Girl, looking for a job. I had 4 Years experience at Cryptocurrency and 3 Years working as Crypto Marketing Promoter and Social Media Manager. Don't trust, Verify it.

Rate

2 USD/hour
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Sukhvinder Singh

Blockchain Developer India, Ludhiana
Average review
0 reviews
Reputation 
18
0 jobs completed

Skills

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!

Rate

60 USD/hour
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Maxim

Senior Blockchain Developer | Ethereum Russian Federation, Vladivostok
Average review
1 review
Reputation 
18
0 jobs completed

Skills

About me

🔰 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!

Rate

30 USD/hour
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