Solidity Experts For Hire - Page 6

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Showing 422 results
  • Hire     stevennplays
Hire     stevennplays

    stevennplays stevennplays

    United States $35 USD / hour
    Full Stack | Blockchain Developer
    United States
    3.1
    1 review 1 review $35 USD per hour
    I'm a senior full stack and blockchain developer with several years of professional and extensive experience. I have been working on a range of products and clients from several countries all over the world, inside the IT team remotely most of the time and also locally too. Fully understandable at the requirement in...
    I'm a senior full stack and blockchain developer with several years of professional and extensive experience. I have been working on a range of products and clients from several countries all over the world, inside the IT team remotely most of the time and also locally too. Fully understandable at the requirement in a few mins and make a perfect result which makes customers satisfied. List of my professional skillset 1. Smart Contract(in Solidity, Rust, ... ), ERC tokens(ERC20, ERC721, ERC1155), Web3, ethers.io , Ethereum, Solana networks. 2. Javascript and its frameworks; Node.js ( Express.js, Nest.js, Koa, Feathers.js ), React.js ( Redux, Saga/Thunk ), Angular ( Ngrx, Rxjs, v1.0 ~ v9.0 ), Vue.js ( Quasar, Nuxt.js, Vuetify, Vuesax ) 3. PHP ( Laravel, Yii, ... ), Python 4. React-Native, Ionic, Flutter, Native Script I am always focusing on the product quality first and professional codebase implementing OOP at high level. I am ready to make your dream true so feel free to contact me anytime. less
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  • Hire     filbereza
Hire     filbereza

    filbereza filbereza

    Kazakhstan $30 USD / hour
    ASP.NET & Blockchain Developer
    Kazakhstan
    3.0
    3 reviews 3 reviews $30 USD per hour
    Welcome to my profile! I am looking for a position that would recognize my talent and allow me to put in my best for the benefit of the company. I have more than 7+ years of experience in .NET Technologies. Also, I have expertise in ASP.NET Core/MVC, Dotnet Core, C#, MySql, web API, web service, SharePoint,...
    Welcome to my profile! I am looking for a position that would recognize my talent and allow me to put in my best for the benefit of the company. I have more than 7+ years of experience in .NET Technologies. Also, I have expertise in ASP.NET Core/MVC, Dotnet Core, C#, MySql, web API, web service, SharePoint, Bootstrap. And also, I have rich expereince in blockchain field especailly, staking, Farming, DEX, CEX, ICO, IDO, Lanchpad, NFT, ERC-20, ERC-721, ERC-1155, Marketplace, Smart Contract. My experience involves, - Technology - ASP.NET MVC / Core, C#, .NET Framework - ORM Tools - Entity Framework, Entity Space, LINQ - Database - Microsoft SQL Server 2000 to 2017 - Source Control - TFS 2010 / 2012, SVN, VSS, GIT - Scripts - Angular, JQuery, Bootstrap - API - WCF, Web Service, Web API 2.0 - Project Management - TeamworkPM, Basecamp, Jira - Software Development & Maintenance services - ASP.NET website performance optimization - Maps (Google, Yahoo, Bing) integrations - Amazon EC2 Server configuration and Application deployment. - Amazon S3 storage and SNS email send feature - Setup Microsoft Azure server (Web, Cloud-PAAS, IAS), application deployment, SSL setup. - Working with Azure Blob storage - Payment Gateway integration - PayPal, Authorize.NET, Google Checkout -Dotnet Core -Abp.io,Boilerplate - UWP, WPF, MVVM, IoC, GoF, DI... - Blockchain (Web3.JS, Ethers.JS, Polkadotp, ERC-20, ERC-721, ERC-1155, Solidity, ICO, IDO, Lanchpad, NFT, NFT Minting, NFT Marketplace) I can assure you Credit, Robust Performance, Top Speed, High Quality; I can work 40+ hours per week. I will make my best effort to provide you the Best. Thanks. less
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  • Hire     SlobodanDev2020
Hire     SlobodanDev2020

    SlobodanDev2020 SlobodanDev2020

    Serbia $40 USD / hour
    Senior Blockchain | Web | Game Developer
    Serbia
    3.0
    1 review 1 review $40 USD per hour
    Hello, Everyone! My goal is to make demanded and highly-rated projects. I have enough experience and can work hard to achieve it. Also, I provide satisfactory service after the completion of the project. I am a full stack developer with 12+years experience. I started with C/C++/C#, Embedded Linux C. In university,...
    Hello, Everyone! My goal is to make demanded and highly-rated projects. I have enough experience and can work hard to achieve it. Also, I provide satisfactory service after the completion of the project. I am a full stack developer with 12+years experience. I started with C/C++/C#, Embedded Linux C. In university, I studied Linux programming, Network programming, Linux OS structure, embedded system. After the graduate, I developed several embedded software and firmware using Linux C, Python, Java, Lua, etc. In recent 8+ years, I studied Web and Mobile programming so have full experience in this field. * Blockchain ( Solana & Ethereum network ) -create smart contracts for main token, masterchef, referral and vaults -create the front-end website or forked defi dapps like uniswap and pancakeswap -wallet connection(metamask, binance wallet, wallet connect and trust wallet) and web3 integration with web3.js and ether.js - NFT-Art-Generator : generate randomlessly images (by kind) - save the images to IPFS storage and upload metadata to the marketplace. (using pinata API) - smart contracts: NFT.sol, NftMarketplace.sol - build NFT minting engine, and market item creation, market item sale, etc on NFT marketplace - add auction function, presale function, limited minting function, etc * Embedded Software/Firmware Development: - Yocto | Buildroot | OpenWRT - Arduino | Legato | Luci - C/C++ | Python | Java | Lua - Linux programming - Network programming * Mobile Development: - Android(Java,Kotlin) and iOS(swift, obj-c) - Hybrid(Flutter, React Native, Ionic, Cordova) * Web Development: - Frontend: PHP, HTML, CSS, Javascript, Laravel, Angular.js, React.js, Vue.js, CMS - Backend: Node.js/Express, Django/Python(Flask), ASP.NET/C# less
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  • Hire     VladislavPronin
Hire     VladislavPronin

    VladislavPronin VladislavPronin

    Kazakhstan $30 USD / hour
    Blockchain | Full Stack
    Kazakhstan
    2.9
    1 review 1 review $30 USD per hour
    Web and Mobile developer who focused on Blockchain and Crypto-related projects, building custom Apps, Crypto Gambling and Betting platforms, Trading Platforms and Exchanges, crypto lending and payment solutions. Last 6 years I have worked on several successful DeFi and FinTech startups. Solutions I provide: ✔ DEX...
    Web and Mobile developer who focused on Blockchain and Crypto-related projects, building custom Apps, Crypto Gambling and Betting platforms, Trading Platforms and Exchanges, crypto lending and payment solutions. Last 6 years I have worked on several successful DeFi and FinTech startups. Solutions I provide: ✔ DEX and Centralized Crypto Exchange ✔ Advanced Trading Platform (Stocks, CFD, Forex, Option, Features...) ✔ Multichain Web and 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 ✔ ICO, STO, Blockchain Copyrighting and Whitepapers ✔ Token Design - Stabilcoins, Utility, Security, Investment, Dividend coins ✔ API Development and Integration: ✔ Blockchain stack : Solidity, Infura, Truffle, OpenZeppelin, MIST/Remix, BTC, ETH, TRON, USDT, YFI, Bel, Solana 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, Python, Django ✔ MySQL, MongoDB, Redis ✔ 3rd Party API Integrations Mobile Stack ✔Android, iOS ✔ReactNative, Expo, Java, Flutter, Koltin less
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  • Hire     Hujie1988
Hire     Hujie1988

    Hujie1988 Hujie1988

    China $30 USD / hour
    Blockchain & Full-Stack Web Developer
    China
    2.8
    1 review 1 review $30 USD per hour
    Full Stack and Blockchain developer with awesome web technical skills, hefty product development experience and the ability to thrive in a fast-paced environment, looking to create world-class web apps of HIGH STANDARD & TOP QUALITY. For 5 years I've had an active interest in the blockchain, web and modern...
    Full Stack and Blockchain developer with awesome web technical skills, hefty product development experience and the ability to thrive in a fast-paced environment, looking to create world-class web apps of HIGH STANDARD & TOP QUALITY. For 5 years I've had an active interest in the blockchain, web and modern technology. Being fascinated with its continuous fast progress I set myself for a challenge to become a blockchain Developer. I enjoy the process of building the products from scratch. Solving problems and finding the best solutions is a creative process which often pushes us leaving our comfort zone and this is when we are growing, aren't we? less
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  • Hire     horlatmyk
Hire     horlatmyk

    horlatmyk horlatmyk

    Ukraine $30 USD / hour
    Crypto | Web Developer
    Ukraine
    2.8
    1 review 1 review $30 USD per hour
    Over the last 6 years I have implemented different crypto and frontend architectures and designs onto many applications and websites for various businesses using following frameworks and technologies: - Solidity/Smart contract - NFT/NFT marketplace - React/Redux - Vue.js/VueX - Angular - Node.js - Google Firebase -...
    Over the last 6 years I have implemented different crypto and frontend architectures and designs onto many applications and websites for various businesses using following frameworks and technologies: - Solidity/Smart contract - NFT/NFT marketplace - React/Redux - Vue.js/VueX - Angular - Node.js - Google Firebase - Netlify - Headless CMS - Docker - Bootstrap - HTML5/CSS3 - LESS/SASS/Compass - Figma - Sketch - Photoshop - Design/Redesign I carefully follow the latest trends and innovations in the field of information technology. I quickly learn new things and use the most effective methods for solving problems. Working with me, you get a qualified and quality help. Thank you for reviewing my profile. Best regards, less
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  • Hire     cmoralesvasquez
Hire     cmoralesvasquez

    cmoralesvasquez cmoralesvasquez

    Colombia $70 USD / hour
    Web, Unity and Blockchain Developer
    Colombia
    2.8
    1 review 1 review $70 USD per hour
    I am a full-stack, Unity and blockchain developer who has the abilities that a programming expert should have at the highest level. Of course, as a web developer, I made many websites using programs like React, Django, Node, etc. Also, as a blockchain developer, I made many Blockchain sites and had rich experience...
    I am a full-stack, Unity and blockchain developer who has the abilities that a programming expert should have at the highest level. Of course, as a web developer, I made many websites using programs like React, Django, Node, etc. Also, as a blockchain developer, I made many Blockchain sites and had rich experience with cryptocurrency, swap wallet and smart contracts, etc. What is surprising in my abilities is that I design programs with strong logic and high algorithm knowledge (also mathematics) to ensure the quality of programs. I always put credit first on my assignments. During my work, I pay attention to the details of the project and seek perfection in everything. I'm always ready and always deliver great results. Thank you for your attention. My skills: -Front-End: Html, CSS, React, Vue, Angular, Gatsby, Next, Svelte -Back-End: PHP, Laravel, Express, Python, Django -CMS: WordPress, Shopify, Magento, Drupal -Game: Unity3D, Unreal Engine, Photon, Websocket -Database: Oracle, MongoDB, PostgreSQL, MySQL, MSSQL and GraphQL. -Blockchain, Bitcoin, Ethereum and NFT(Web3.js, Web3.py), Solidity, Solana, C/C++ and C#, Java and Python. Since I worked as a freelancer, getting your project done is the only way to be truly satisfied for me. Being based on credit, mutual trust, and social relationships, is the key to success in freelancing. I’m responsible for my solutions and willing to follow your any request. To improve my skills to the cutting-edge and to be the most talented developer in the world are my desires and these are necessary for work. less
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  • Hire     olegkovelsky
Hire     olegkovelsky

    olegkovelsky olegkovelsky

    United States $100 USD / hour
    Full Stack | React / TypeScript / Node / AWS
    United States
    2.8
    1 review 1 review $100 USD per hour
    BIO: This is Oleh Kovelsky, Texas based web developer with 10 years of experience, specializing in high quality SPA & Hybrid development. I have experience working as an individual developer and sometimes a team cooperator in many projects providing me with the skills of communicating with clients to satisfy their...
    BIO: This is Oleh Kovelsky, Texas based web developer with 10 years of experience, specializing in high quality SPA & Hybrid development. I have experience working as an individual developer and sometimes a team cooperator in many projects providing me with the skills of communicating with clients to satisfy their needs. Background: --------------- ➤ 6+ years experience developing for Web, Windows Desktop and Mobile Platforms. ➤ 4+ years project management experience. ➤ 8+ years of experience working directly with clients. ➤ Strong sense of project and time management. ➤ Ability to work with little supervision or as part of your team. ➤ Strong and Clear communication skills -------------------------------------------------------------------------------------------------------- Developer: -------------- Not only as one-time contractor, but also as a reliable, capable business partner and technical assistant with long-term relationship, I would suggest potential improvements for the software product by catching upon the critical issues and risks. Currently, my focus lies on being an asset, and in collectively working towards client’s success. Skill set: ----------- ☑ Programming Languages: ➤ JavaScript / TypeScript / ECMAScript( ES6 ) ➤ HTML / HTML5 / CSS3 / Tailwind CSS / SCSS / LESS ➤ PHP / SQL ☑ Frontend: ➤ React / Redux / Next / Gatsby / React BootStrap / React Native ➤ UI frameworks / tools: Tailwind CSS / Material UI / Chakra UI / BootStrap 3+ ☑ Backend: ➤ Laravel / Ruby on Rails / Django ➤ Node / Express ☑ Blockchain: ➤ Solidity / Web3.js / Solana / Ethereum ☑ DB Management: ➤ MySQL / MongoDB / PostgreSQL / Redis / GraphQL / DynamoDB ☑ SVN and Agile Methods: ➤ Github / Gitlab / BitBucket / Git ➤ Jira / Trello / Notion ☑ Cloud Services: ➤ AWS Lamda / S3 / EC2 / RDS / Cognito ➤ Firebase / Heroku / GCP ➤ Microsoft Azure My goal is to exceed your expectations, therefore we will not settle for just any solution, I will always strive to find the best solution. When working with me, you can rest assured that you are getting top-notch work, so you can focus on your business. Sincerely. Oleh Kovelsky less
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  • Hire     Leandsuri
Hire     Leandsuri

    Leandsuri Leandsuri

    United States $50 USD / hour
    Blockchain & Web Application Senior Developer
    United States
    2.8
    1 review 1 review $50 USD per hour
    Hello I am a senior Blockchain Full Stack Developer. Because I have full knowledge and experience about Blockchain and Web Application for over 8 years. -Blockchain build smart contract based on ERC(BEP)20/721/1155 on several chains. various dapp - ICO, Staking Pool, Mining Pool, Lottery, Uniswap, Pancakeswap, NFT...
    Hello I am a senior Blockchain Full Stack Developer. Because I have full knowledge and experience about Blockchain and Web Application for over 8 years. -Blockchain build smart contract based on ERC(BEP)20/721/1155 on several chains. various dapp - ICO, Staking Pool, Mining Pool, Lottery, Uniswap, Pancakeswap, NFT Minting, NFT Marketplace, NFT Staking, ... Web3.js, Ethers.js Ethereum Mainnet, Binance Smart Chain, Polygon, ... Solana, Rust, -Web Application HTML, CSS, Javascript React, Angaulr, Vue, Node.js, Express, Next.js Ruby on Rails, Laravel, CodeIgnitor, Wordpress Mysql, Postsql, MonogoDB... If you have any idea, Please contact me and I will make you success. *** I like challenge. *** Thanks less
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  • Hire     kostadingorgiev1
Hire     kostadingorgiev1

    kostadingorgiev1 kostadingorgiev1

    Macedonia $40 USD / hour
    Blockchain & Web Developer
    Macedonia
    2.7
    2 reviews 2 reviews $40 USD per hour
    Thank you for visiting my profile. My name is Kostadin Gorgiev from Macedonia and I'm a senior Web & Blockchain developer with 6 years of expertise. I have started my blockchain development from simple minting dapp, and have ever developed NFT Marketplace, Defi, Stacking, Swap, DEX, Metarverse, etc until now. Mostly...
    Thank you for visiting my profile. My name is Kostadin Gorgiev from Macedonia and I'm a senior Web & Blockchain developer with 6 years of expertise. I have started my blockchain development from simple minting dapp, and have ever developed NFT Marketplace, Defi, Stacking, Swap, DEX, Metarverse, etc until now. Mostly I'm enjoying work on Solidity Smart Contract development and ReactJS + Web3.js frontend development. Also I'm experinced in CRM, SASS application, Booking, Healthcare, Traveling, Hotel application etc. My Skill Set: - Language : HTML, CSS, Javscript, Typescript, PHP, NodeJS, Python, Solidity, Rust - Frameworks: ReactJS, VueJS, AngularJS, NodeJS, Laravel, CodeIgniter, Django, Flask - Chain : Ethereum, Solona, BSC, Polygon, Avalanche, Tron, Eldron and more... - Contract : Solidity, Solana, Rust + Hardhat, Truffle and more... - Token : ERC-20, ERC-721, ERC-1155, BEP-2, BEP-20, BEP-721, TRC-20 and more... - Wallet : MetaMask,TrustWallet,CoinbaseWallet and more... Hope that you will know I'm a suited person who will get you satisfied with good result in performance, time, cost and relationship based on loyal business ethics. As I am a developer with my skills and experiences, I ensure you that you will get well structured, clean coded, and full comments in your project. I provide full maintenance and troubleshooting for the projects. I'm delivering all reports and documentations for the projects if needed. My goal is to provide the best service for my clients. I have always doing my best and work full-time to satisfy my clients. I'm open any suggestion / idea for your project and excited to hear about them from you. Best Regards! less
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