Ruby on Rails Developers For Hire
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Hi, I am Nazarii and a senior Full Stack developer. I am specialized in web development, data engineering, devops, and blockchain development. High speed work with best practices and meet deadline My stacks; - Python, Django(DRF), Flask, FastAPI, Celery, Django Channels, Redis, RabbitMQ - PHP, Laravel,...Hi, I am Nazarii and a senior Full Stack developer. I am specialized in web development, data engineering, devops, and blockchain development. High speed work with best practices and meet deadline My stacks; - Python, Django(DRF), Flask, FastAPI, Celery, Django Channels, Redis, RabbitMQ - PHP, Laravel, SugarCRM/SuiteCRM, CodeIgniter, Symfony, Slim, WordPress, Prestashop - Ruby, RoR, Sinatra, RSpecs, MiniTest, - Java, J2EE, JSP, Struts, Spring Boot, Spring Framework - Go, Gin, Chi, Echo - Docker, Kubernetes, Apache/Nginx, Terraform, SSL certification, CICD, Jenkins - Cloud Architecture Implementation (AWS/GCP) - Node.js, React.js, Redux, React Hook, Vue.js, Nuxt.js, ES5/6/7, jQuery, Bootstrap/Material UI/Ant - Rust, Solana, Ethereum, Solidity, NFT - Agile Application Development, TDD, BDD - AI, CV, ML, NLP, Chatbot Deveopment - Elasticsearch, Logstash, Kibana, Grafana, Apache Kafka, Spark, Airflow, Flink I am able to start immediately and love to write optimized and clean code with the best practices. less
Hire nazariiharasym
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Thanks for stopping by the Jarret Profile! My name is Jarret, and I' ve been programming since the age of 12. After that,I've been learning programming for 4 years at the State University of New York, with about 4 years of working experience. I currently am working as a full stack developer with a tech stach that...Thanks for stopping by the Jarret Profile! My name is Jarret, and I' ve been programming since the age of 12. After that,I've been learning programming for 4 years at the State University of New York, with about 4 years of working experience. I currently am working as a full stack developer with a tech stach that involves Html, Javascript, NextJS, Ruby, React, Node and Python. I have been serving my clients with the idea that meet their purpose, with Follow principle. ♥ ♥ ♥ ♥ ♥ quality + punctuality + confidentiality ♥ ♥ ♥ ♥ ♥ ▲. FrontEnd ✔️ HTML CSS JavaScript TypeScript ES5/ES6 JQuery Shopify ✔️ React Angular Vue NextJS VanillaJS ▲. BackEnd ✔️ Python Ruby PHP ✔️ Laravel codeigniter ASP.NET ▲. Desktop Application ✔️ C C++ C# ▲. Mobile Application ✔️ Android Ionic, IOS, IPhone ✔️ ReactNative less
Hire Jarretdev
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Senior Full Stack Web & Blockchain Developer with 10 years of experience in full stack development and building smart contract and DAPPs. Also a senior DevOps Engineer with strong Linux System Administration and CI/CD pipeline. I'm good at: - React, Next, Vue, Angular with strong JavaScript - Ruby, Ruby on Rails,...Senior Full Stack Web & Blockchain Developer with 10 years of experience in full stack development and building smart contract and DAPPs. Also a senior DevOps Engineer with strong Linux System Administration and CI/CD pipeline. I'm good at: - React, Next, Vue, Angular with strong JavaScript - Ruby, Ruby on Rails, Sharetribe, Shopify, Capistrano, Nginx/Apache, Puma, Unicorn, Rspec, Capybara for TDD/BDD - Python, Django, Flask, Scrapy, BeautifulSoup - Laravel, WP, CI, WordPress (and Plugin Development) with PHP - JavaScript Animation (three.js, canvas) - HTML, CSS, SCSS, LESS - AWS, GCP, Digital Ocean, Heroku and Linode with Linux System Administration - Ansible, Puppet, Chef, Terraform, Kubernetes, Docker, Monitoring Services such as NewRelic, Grafana, Pingdom, etc - Web3.js - ERC20, ERC721, ERC1155, BEP20, BEP721, BEP1155 etc - Ethereum, Binance smart chain, Polygon, Fantom, Tron, Avalanche, Algorand, Cardano, Solana etc - NFT minting and marketplace - Defi (Decentralized Financial) - DEX (Decentralized Exchange) Also I have worked with plenty of APIs regarding api integration. Looking for exciting projects. less
Hire indritneza1995
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SergeyKuznetsovv SergeyKuznetsovv
$50 USD / hour
Senior Full Stack AI | Blockchain Developer Top 2%Russian FederationMy name is Sergey, and I’ve operated as a senior web and software developer for the past 15 years. Combined with my B.Sc. in Systems Engineering, those years have allowed me to build skills as a full-stack developer, specializing in builing the AI models and training and optimization of AI module, writing smart...My name is Sergey, and I’ve operated as a senior web and software developer for the past 15 years. Combined with my B.Sc. in Systems Engineering, those years have allowed me to build skills as a full-stack developer, specializing in builing the AI models and training and optimization of AI module, writing smart contracts for DeFis and dApps as well as full stack web development through the use of PHP and JavaScript frameworks (especially blockchain-based applications). My blockchain experience is extensive, having worked with blockchain since 2016. I have built DeFis, Dapps and NFT minting projects, as well as having worked with smart contracts in Solidity and Rust. I am well-versed in the following programming languages: • Python, Tensorflow, OpenCV • Ruby on Rails • Elixir, Phoenix • Golang • Javascript • Solidity • C/C++/C# and backend setups: • Laravel • CodeIgniter • Node.js • Python • Django also the following front-end frameworks: • HTML5 • CSS • Javascript • JQuery • React • Angular Mobile development: • Unity • Android • Flutter • Swift I never back down from a project and can handle any setup or framework specifications you may need. Having worked with many blockchain companies like GrowthDefi, along with big companies like FEDEX, I’m confident not only in my abilities but my professionalism. I constantly stay ahead of the game, learning and mastering all the relevant software applications and tools necessary to create the most efficient web and software apps in the industry. If you’re interested in working with me or discussing a potential project, you can reach me through Freelancer, either via message or with the “Hire Me Now” button. Thanks for taking the time to read through my profile, and I hope to speak with you soon! less
Hire SergeyKuznetsovv
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nursultansaudir2 nursultansaudir2
$30 USD / hour
Full Stack Developer | 10+ Years ExperienceKazakhstanI am with extensive and rich knowledge of all software such as Blockchain, Website, Windows Desktop App and more for over 12 years My top skills are: *** Technical Skills *** @ Blockchains/Cryptocurrencies/Smart contracts/DApps/Defis/NFTs. @ NFT Minting, NFT Staking, NFT Marketplace, DAO and DEX. @ C, C++, VB, C#,...I am with extensive and rich knowledge of all software such as Blockchain, Website, Windows Desktop App and more for over 12 years My top skills are: *** Technical Skills *** @ Blockchains/Cryptocurrencies/Smart contracts/DApps/Defis/NFTs. @ NFT Minting, NFT Staking, NFT Marketplace, DAO and DEX. @ C, C++, VB, C#, Perl, DotNet Core, Asp.net, Desktop App. @ Reverse Engineering & Assembly @ AI, ML and Deep Learning, Python, R @ PHP, Laravel, CodeIgniter, Magento, and wordpress @ Bootstrap, CSS3, HTML5, JQuery, ReactJS, AngularJS, Vue.js, Redux and Vuex @ MySQL, MongoDB, and SQLite @ Node.js, feathers.js, Express.js and RoR @ Deployment @ Scala, Scalatra, Play, Scala-slick, Spark-scala, @ AWS cloud, AWS SES SMTP @ Redis vs MS SQL with ETL. *** Additional Skills *** @ Project Management @ Recruitment @ Business Development @ Fundraising less
Hire nursultansaudir2
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We have over 8 years of web development experience and a team of leading experts in this field. With the criterion “It is not how much we earn, but how much we help that makes us happy.” SapotaCorp always bring satisfaction to their customers. OUR SERVICE: We specialized in JS, PHP, Wordpress, Magento, Drupal, HTML,...We have over 8 years of web development experience and a team of leading experts in this field. With the criterion “It is not how much we earn, but how much we help that makes us happy.” SapotaCorp always bring satisfaction to their customers. OUR SERVICE: We specialized in JS, PHP, Wordpress, Magento, Drupal, HTML, Shopify, Joomla, Pyhon, Website Design, etc. Featured Review: "sapotacorp did amazing work. Not only did he stay up considerably later than he should have working on this, but he was very professional, and well mannered throughout the entire project. I've hired many people on Freelancer in the past, but am beyond impressed by sapotacorp's work. It was a fantastic experience, and I will definitely be hiring sapotacorp for my future projects. A+++ Freelancer. Highly encourage anyone who wants professional work done to hire him." - Verilscriptz, Australia less
Hire sapotacorp
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"My aim is to provide the best services through my extensive experience and knowledge." Always online, Fast reply, Good communication, High-quality. ==========*==========*==========*=========*==========*========= I have 6+ years of rich experience in Website Design and Online store..."My aim is to provide the best services through my extensive experience and knowledge." Always online, Fast reply, Good communication, High-quality. ==========*==========*==========*=========*==========*========= I have 6+ years of rich experience in Website Design and Online store Building. Pixel Perfect Browser & Device Compatible, Responsive and Attractive Design. ==========*==========*==========*=========*==========*========= I provide exceptional creative work at a reasonable price with excellent customer service. I guarantee you will love my work and be 100% satisfied with the work. I am offering fast and effective workflow flexible for your desires. less
Hire kavishjaiswal001
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We're a top Software development firm of over 350 highly-skilled professionals who have built web apps, mobile apps & digital solutions for over 3500 esteemed clients in 113 countries across the world. At Narola, we pride ourselves on our digital diversity, with a wide-ranging tech stack that can handle any...We're a top Software development firm of over 350 highly-skilled professionals who have built web apps, mobile apps & digital solutions for over 3500 esteemed clients in 113 countries across the world. At Narola, we pride ourselves on our digital diversity, with a wide-ranging tech stack that can handle any project. Now you might be thinking that every provider says the same! But for us "Transparency" is the only key for a successful project & we stick to it from the very first day. When you work with us, you’ll get regular progress updates on all aspects of your project. All our work is plagiarism free, and we offer multiple pricing structures to make things as convenient as possible for you. So, if you need help with design, development, enhancement, QA, or any number of other services, reach out today! We’re an open book, and we can’t wait to add you to our client history! less
Hire winmaclin
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Hi there! My name is Shao Min, and I am a Full Stack developer with terrific knowledge in programming and coding and other related areas of coding. I can do anything related to my ground as I have been experiencing this sector for about +7 years. I have a bachelor’s degree in Software Engineering along with...Hi there! My name is Shao Min, and I am a Full Stack developer with terrific knowledge in programming and coding and other related areas of coding. I can do anything related to my ground as I have been experiencing this sector for about +7 years. I have a bachelor’s degree in Software Engineering along with associate’s degree and have done many course-work related to this field. Also, I am on the verge of ending another important course to stick into this ground and make myself a super oriented full stack developer. Developing, optimizing and maintaining the websites and applications utilizing HTML, CSS, PHP, MySQL, JavaScript, jQuery and various APIs to meet my clients' needs and goals. Diagnosing, troubleshooting and resolving the issues with website, server and/or third-party integrations. less
Hire minqunshao
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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
Hire VladislavPronin
