Smart Contracts Experts For Hire
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Sponsored Freelancers
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We are Canadian-Ukrainian team of highly professional software developers and system administrators with more than 20 years expertise. OUR MAIN SPECIALIZATIONS: 1) WEB DEVELOPMENT & SOFTWARE DEVELOPMENT 1.1) FRONT-END: HTML, HTML5, CSS3, Bootstrap, TailwindCSS 1.2) JAVASCRIPT: JavaScript, ES6+, Typescript,...We are Canadian-Ukrainian team of highly professional software developers and system administrators with more than 20 years expertise. OUR MAIN SPECIALIZATIONS: 1) WEB DEVELOPMENT & SOFTWARE DEVELOPMENT 1.1) FRONT-END: HTML, HTML5, CSS3, Bootstrap, TailwindCSS 1.2) JAVASCRIPT: JavaScript, ES6+, Typescript, Node.js, MEAN, MERN, MEVN, Angular, React.js, Vue.js, Nuxt.js, Next.js, Gatsby.js, jQuery 1.3) BACK-END 1.3.1) LAMP (Linux, Apache, MySQL, PHP) including Symfony, Laravel, Yii, Zend, CodeIgniter, CakePHP 1.3.2) Python (Python, Django, Flask, FastAPI) 1.3.3) .NET stack technologies (C#, ASP.NET, .NET Core) 1.4) OPEN SOURCE SOLUTIONS 1.4.1) E-commerce Platforms: Shopify, Magento, WooCommerce, Prestashop, OpenCart, BigCommerce, Shopware, osCommerce 1.4.2) CMS: WordPress, Drupal, Joomla, TYPO3 etc. 1.4.3) CRM: SuiteCRM, SugarCRM 2) MOBILE DEVELOPMENT 2.1) Android native development: Java, Kotlin 2.2) iOS native development: Swift, Objective-C 2.3) Cross platform development: Flutter, React Native, Ionic 3) DESIGN 3.1) Website Design (UI (User Interface), UX (User Experience) etc.) 3.2) Graphic Design (Creative Design, Digital Design, Advertisement Design etc.) 3.3) Corporate Identity (Brand Boooks, Business Cards, Logos, LetterHeads etc.) 4) INTERNET MARKETING 4.1) Social Media Marketing (Linkedin, Xing, Facebook, YouTube, Instagram etc.) 4.2) SEO (SEO Copywriting, SEO Auditing, White Hat SEO) 4.3) PPC Marketing (Google Adwords, Google Ads, Facebook Ads, YouTube Ads, Instagram Ads etc.) 4.4) Email Marketing 5) MANAGED SERVICES 5.1) 24/7 TECHNICAL SUPPORT 5.2) SYSTEM ADMINISTRATION SERVICES Our team of high qualified System Administrators have huge experience with technologies covering: - different distributions of OS Linux, Unix and MS Windows Server systems; - different types of virtualization (ProxMox, Virtuozzo, OpenVZ, KVM, XEN, VMware, Hyper-V); - VPN/DNS/IPTables/Firewalls/web servers/mail servers configuration and tuning etc.; - cloud solutions (AWS, MS Azure, Google Cloud, Alibaba Cloud, OVHcloud, DigitalOcean, Linode etc.); 6) HOSTING SERVICES provided by our hosting subdivision under trade mark "TanHost" 6.1) Cloud based solutions (e.g. configuration and technical support of Private Clouds); 6.2) Сollocation services, the providing for rent dedicated and VPS/VDS (virtual servers); 6.3) Shared Hosting; 6.4) Domain names registration services in more than 100 international zones; 6.5) SSL Certificates. 7) EMBEDDED SYSTEMS 7.1) Embedded software development 7.2) Internet of Things (IoT) 7.3) Microcontrollers programming 7.4) Arduino microcontrollers programming OUR CREDO: Reputation – is above anything else! We help our customers to grow success and we grow together with our customers! We are flexible to meet our clients' needs. We make it simple... less
Hire tangramua
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neerajdhameliya neerajdhameliya
$10 USD / hour
REACT | NODE | FLUTTER FLOW | PYTHON | BLOCKCHAINIndiaExperienced Software Engineer with more than 5+ years of extensive Full-stack Website/Mobile/Blockchain/ ChatGPT developer. As a Full-stack developer, I have also honed my expertise in crafting NO-CODE web applications through platforms like Bubble.io and Webflow, as well as utilizing FlutterFlow for NO-CODE app...Experienced Software Engineer with more than 5+ years of extensive Full-stack Website/Mobile/Blockchain/ ChatGPT developer. As a Full-stack developer, I have also honed my expertise in crafting NO-CODE web applications through platforms like Bubble.io and Webflow, as well as utilizing FlutterFlow for NO-CODE app development. Daily playground:- ⩥ React.JS | Next.JS | Angular | Express.JS | Node.JS | ReactFlow | Redux | Bubble.io | WebFlow | CSS | HTML | Javascript | MongoDB ⩥ Python | Django | Flask | FastAPI | AWS | Selenium | RESTAPI ⩥ Flutter/Dart | FlutterFlow | Firebase | Supabase | AWS | Hybrid\Native | iOS | Android ⩥ Blockchain | Smart Contract | Solidity | YII2 | WEB3 | Ethereum | NFT | Smart Chain | NGNIX | ERC20 | Cryptocurrency | Solana | Rust ⩥ GraphQL | AWS | Azure | DevOps | Firebase | MongoDB | MySQL | Postgres ⩥ Unity | 2D, 3D | C# | Adobe Flash/Action Script | ARKit | ARCore | AR, VR (Vuforia) ⩥ChatGPT3 | ChatGPT API. I pride myself on my ability to offer rapid turnarounds and quality products to my clients. And I would like to do the same for you. Feel free to send me a quick message here on Freelancer.com so we can chat a bit more about you & your business also the project. I’ll be at my computer for the rest of the day. less
Hire neerajdhameliya
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I possess over a decade of expertise encompassing NFT Marketplace, Smart Contract Development, Blockchain Development, ICOs, Cryptocurrency, dApps, Websites, and Mobile Apps. Blockchain Expertise - ~Ethereum ~Binance Smart Chain ~Polygon ~Tron ~Cardano ~Solana ~Avalanche ~Venom ~Fantom ~Arbitrum ...I possess over a decade of expertise encompassing NFT Marketplace, Smart Contract Development, Blockchain Development, ICOs, Cryptocurrency, dApps, Websites, and Mobile Apps. Blockchain Expertise - ~Ethereum ~Binance Smart Chain ~Polygon ~Tron ~Cardano ~Solana ~Avalanche ~Venom ~Fantom ~Arbitrum ~Cronos ~Kardiachain ~Xrp Our core activities involve the evaluation, development, and maintenance of blockchain and cryptocurrency-related products. Our Areas of Specialization: *Proficient in NFT (Non-Fungible Token) Marketplace Development. *Experienced in Crypto Coin Exchange Development. *Accomplished in ICO & IDO Development, including Token Creation. *Expertise in Smart Contracts (Solidity, Rust, Truffle framework). *Proficiency in a range of languages including React.js, Node.js, C#/C++, Objective C, Swift, Golang, Unity and Kotlin. *Proficient in Native & Hybrid App Development for Android & iOS, utilizing Flutter, React Native. *Competence in JavaScript, NodeJS, AngularJS, ExpressJS, and jQuery. My primary goal is to ensure that my clients remain at the forefront of information transfer technologies, thereby contributing substantial value to their businesses. "Your vision in IT. I will bring it to life!" I appreciate your valuable time spent on reviewing my profile. -Rahul Singh Bhadoriya less
Hire rahuliitm69
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valeriivapirov valeriivapirov
$30 USD / hour
♛TOP Rated ⭐Verified | Full Stack | MERN | PythonUkraineHello, I am an accomplished Full Stack developer with a rich history in the industry. During my tenure as a senior Full Stack developer at the renowned digital production company "Onseo," I had the privilege of contributing to the successful creation of over 30 software projects. Front-end: React, Vue, Angular,...Hello, I am an accomplished Full Stack developer with a rich history in the industry. During my tenure as a senior Full Stack developer at the renowned digital production company "Onseo," I had the privilege of contributing to the successful creation of over 30 software projects. Front-end: React, Vue, Angular, CMS (WordPress, Shopify), package management, and API handling. Back-end: Node.js, Python/Django, PHP/Laravel, Java/Spring Boot, ASP.NET, and authentication. Databases: MySQL, PostgreSQL, MongoDB, Firebase. Beyond my technical prowess, I am driven by a relentless commitment to project success. I view each new challenge as an opportunity to expand my skill set and deliver innovative solutions. Let's collaborate and transform your ideas into reality. Together, we can build something extraordinary! less
Hire valeriivapirov
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*Your success is not only a source of joy for me, but also a testament to the incredible potential that resides within you.* This is Marquina Molina Ricardo Andres, a Senior Full Stack and Blockchain Developer, from Posadas, Argentina. Highly skilled and experienced Senior Full Stack and Blockchain Developer...*Your success is not only a source of joy for me, but also a testament to the incredible potential that resides within you.* This is Marquina Molina Ricardo Andres, a Senior Full Stack and Blockchain Developer, from Posadas, Argentina. Highly skilled and experienced Senior Full Stack and Blockchain Developer seeking a challenging position in a dynamic organization. Demonstrating a consistent record of delivering exceptional, expandable, and efficient solutions, I excel in multiple programming languages and frameworks. I possess strong problem-solving abilities and a keen eye for detail, ensuring optimal performance and user experience. Committed to staying updated with the latest technologies, I aim to contribute my expertise and drive innovation in a collaborative team environment. Here are my services what I can help you with: *Blockchain*: Solana, CLAMM, Orca, Smart contract, Rust, Trading Bot, Ethereum, Solidity Frontend: HTML5, CSS3, Bootstrap, Javascript, Typescript, Jquery, React, Angular, Next.js, lonic, Svelte, Tailwind CSS, MUI, Storybook, KendoUI *Backend*: Node.js, Express, PHP, Ruby, Python Full Stack: MERN, MEAN, Django, Ruby on Rails APIs: Restful, GraphQL, SOAP, FAST Database: RDBMS (MySQL, PostgreSQL, Sqlite ), No-SQL (MongoDB, Firestore) CI/CD: Ansible, Jenkins, Circle CI, Docker, Kubernetes, Github, Bitbucket Servers: Apache, Nginx, Puma, Microservices, Heroku, Vercel, AWS EC2, Digital Ocean I am always ready to bring your ideas to real life. Also, what I wanna do through the collaboration on the project is to form a friendly relationship with creative and talent teams and mates. I am full-time available here and I can start the project right now. Thank you. less
Hire ricardo686
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Hi, Dear clients. We have been working as software engineer and designer for decode and Graduated at the Computer science and designing by programming on Web , Mobile , Game and Ghatgpt. Wong Cai Hong used to make the game art , engineering , publishing. Stacks: Web : PHP , JavaScript, Laravel, Vue.js,...Hi, Dear clients. We have been working as software engineer and designer for decode and Graduated at the Computer science and designing by programming on Web , Mobile , Game and Ghatgpt. Wong Cai Hong used to make the game art , engineering , publishing. Stacks: Web : PHP , JavaScript, Laravel, Vue.js, React.js , WordPress. Mobile: Android, IOS, flutter, React Native Game: Unreal , Unity AI: ChatGPT 3.5, 4.x Blockchain: Ethereum, Binance Smart Chain, Solana with smart contract We like the working complete without any lack. Only perfect is my team mission. UPTS. Team Thanks. less
Hire fionawongup
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⭐Your Trusted Software Development Partner⭐ My definition of an expert in any field is a person who knows enough about what's really going on to be scared. *** WEB development *** JavaScript, TypeScript, React, Vue, Angular, Wordpress, Webflow, Express, Node.js, Python, Django, Next.js, CSS, Bootstrap, Tailwind CSS,...⭐Your Trusted Software Development Partner⭐ My definition of an expert in any field is a person who knows enough about what's really going on to be scared. *** WEB development *** JavaScript, TypeScript, React, Vue, Angular, Wordpress, Webflow, Express, Node.js, Python, Django, Next.js, CSS, Bootstrap, Tailwind CSS, MySQL, MongoDB, ... *** APP development *** Android, Kotlin, Swift, Objective C, React Native, Flutter, Ionic, SQLite, Firebase, ... *** BLOCKCHAIN development *** Solidity, Smart Contract, Web3, Go, Vyper, C# *** Web scraping development *** Python, Selenium ***Game development*** Unity, UE5 less
Hire fivezeroinfo
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With over 20 years of experience in IT and web development, I am dedicated to making your project a success. In the past 3 years, I have shifted my focus towards web3 projects, such as smart contract development and NFT and token minting. I have also been building custom ChatGPT-style chatbots by integrating OpenAI...With over 20 years of experience in IT and web development, I am dedicated to making your project a success. In the past 3 years, I have shifted my focus towards web3 projects, such as smart contract development and NFT and token minting. I have also been building custom ChatGPT-style chatbots by integrating OpenAI APIs. Additionally, I provide consulting services for enterprise clients on intranet development, including data migration between platforms such as Microsoft SharePoint Online, Jive Software, MediaWIKI, WordPress, and Drupal. I am also experienced with Yelp, Etsy and Shopify APIs. less
Hire edmiidz
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Hello all, With experience in HTML 5, Css 3, Javascript. Typescript, Python, Chat GPT, Stable Diffusion, I'm eager to work with you on a wide range of web development. I pride myself on creating functional and attractive interfaces for web pages including ensuring they are equally functional and attractive on...Hello all, With experience in HTML 5, Css 3, Javascript. Typescript, Python, Chat GPT, Stable Diffusion, I'm eager to work with you on a wide range of web development. I pride myself on creating functional and attractive interfaces for web pages including ensuring they are equally functional and attractive on mobile. My work is about quality, but I also have an eye for deadlines - I can work quickly and intelligently, and I love a challenge that might involve the integration of new technologies such as AI and blockchain. If you're stuck and looking for a solution, I look forward to hearing from you about your project. I quit working a few weeks ago and thought I might as well earn some extra while I'm waiting. less
Hire Isoropisths
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Boasting over 7 of comprehensive experience in web and mobile development, my principle is rooted in a two-fold commitment: delivering projects both on time and on budget. This steadfast approach, combined with my unique practice of ensuring successful project completion before discussing payment, showcases my...Boasting over 7 of comprehensive experience in web and mobile development, my principle is rooted in a two-fold commitment: delivering projects both on time and on budget. This steadfast approach, combined with my unique practice of ensuring successful project completion before discussing payment, showcases my deep-seated confidence in providing superior solutions and my unwavering dedication to total client satisfaction. My clients benefit from not only my technical expertise in web and mobile development but also the peace of mind that comes from knowing their projects are in trustworthy hands. As a result, many businesses, once acquainted with my work ethic, seek to cultivate long-term collaborations, confident in the consistency, transparency, and value I bring to every undertaking. You can find my main skills here: Technical Proficiency: - Front-end Development: Expertise in JavaScript, TypeScript, Tailwind CSS, Material UI, and modern front-end frameworks such as React, Next, Vue, Nuxt, Svelte, SvelteKit, and Angular. I consistently ensure smooth and responsive user interfaces. - Back-end Development: Highly proficient in server-side languages, including Node.js and PHP, and familiar with frameworks like Express, Laravel, Django, and Golang. I focus on empowering seamless data flow and optimized functionality. - Mobile App Development: I have a proven track record of developing both native and cross-platform mobile applications for iOS and Android using Swift, Java, React Native, and Flutter. - Database & APIs: Possess extensive experience with databases including MySQL, PostgreSQL, and MongoDB. Additionally, I specialize in building robust APIs for efficient data retrieval and manipulation. - DevOps & Deployment: Skilled in CI/CD pipelines, cloud deployment through AWS, Azure, and Google Cloud, and familiar with containerization technologies like Docker, ensuring scalable and dependable application deployments. - Blockchain dApp Development: I'm proficient in the Solidity programming language, web3, and ether.js. I am adept in smart contract development and possess an in-depth understanding of zk-Proof, zkEVM, zkSync, Cosmos-SDK, Tendermint, and IBC Protocol. Additionally, I have experience in building NFT, DEX, and DeFi applications. less
Hire selwyeather
