Freelancers for hire in Ukraine - Page 3
Showing 38 results
Sponsored Freelancers
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As a full stack web3/blockchain engineer, I possess a deep understanding of full stack web and mobile applications, dapp, Defi, and NFT field. My expertise also includes smart contract development on EVM and Solana. With a strong foundation in blockchain technology, I am adept at creating innovative solutions for...As a full stack web3/blockchain engineer, I possess a deep understanding of full stack web and mobile applications, dapp, Defi, and NFT field. My expertise also includes smart contract development on EVM and Solana. With a strong foundation in blockchain technology, I am adept at creating innovative solutions for decentralized applications and navigating the complexities of the blockchain ecosystem. My experience in developing smart contracts on the Ethereum Virtual Machine (EVM) and Solana blockchain has equipped me with the skills to architect secure and efficient blockchain solutions. I am committed to staying at the forefront of the rapidly evolving web3 and blockchain landscape, continuously expanding my knowledge and skills to deliver cutting-edge solutions. With a passion for leveraging blockchain technology to drive real-world impact, I am dedicated to pushing the boundaries of what is possible in the world of decentralized applications and blockchain development. Kindly message for discussion regarding your project anytime. Thank you! less
Hire mykhailo6
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Software engineer with over 8 years of full stack experience that had been working in several companies as a full stack engineer, he has a wide range of knowledge in web development such as Javascript frameworks, PHP, Python/Django, Ruby on rails etc. He also worked as a blockchain engineer for 3 years and has...Software engineer with over 8 years of full stack experience that had been working in several companies as a full stack engineer, he has a wide range of knowledge in web development such as Javascript frameworks, PHP, Python/Django, Ruby on rails etc. He also worked as a blockchain engineer for 3 years and has experience in working in several communities with cutting edge technology like SingularityNET, Fetch.ai, Athelea AI etc. Now he mainly focusing on Generative AI and Prompt Engineering. less
Hire oleksandr51
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Good Morning/Afternoon/Evening. Here are my main skill sets. ✓ Mobile: Flutter, React Native, Kotlin, Swift (Android, iOS), several LMS, CRM ✓ Backend: Node, Nest, PHP, Express, Laravel, Golang, RESTful API, SQL, No-SQL, Graph QL ✓ Frontend: React, Vue, Next, Angular, Svelte, Tailwind CSS, ✓ OpenAI, Langchain, GPT...Good Morning/Afternoon/Evening. Here are my main skill sets. ✓ Mobile: Flutter, React Native, Kotlin, Swift (Android, iOS), several LMS, CRM ✓ Backend: Node, Nest, PHP, Express, Laravel, Golang, RESTful API, SQL, No-SQL, Graph QL ✓ Frontend: React, Vue, Next, Angular, Svelte, Tailwind CSS, ✓ OpenAI, Langchain, GPT API ✓ TG API, Twitter API, Scraping, BotPress ✓ E-Commerce: WordPress, Shopify ✓ Python, Flask, Django, Fast Api ✓ C#, Blazor, ASP.NET ✓ DApp, DEX, CEX, DeFi, Cosmos SDK, NFT ✓ Twilio, Firebase, Google services, AWS, GQL, Docker, DevOps Mobile App Development With proficiency in Flutter, React Native, Kotlin, and Swift, I've contributed to the development of intuitive and seamless mobile applications for both Android and iOS. My work extends to various Learning Management Systems (LMS) and Customer Relationship Management (CRM) applications, ensuring businesses maintain efficiency and consumers stay engaged. DotNet Ecosystem As a .Net specialist, I've engaged in projects utilizing C#, Blazor, .Net, and .Net Core. My solutions in this domain are characterized by efficiency, security, and scalability. Blazor Expertise Blazor, as a revolutionary framework for building interactive web UIs with C# instead of JavaScript, has been my forte. I've been at the forefront of utilizing its components, dependency injection, routing, and other features to create SPA (Single Page Applications) and web apps that are fast, responsive, and intuitive. By harnessing the capabilities of WebAssembly with Blazor, I ensure that users get a near-native performance in the web apps I develop. Python Web Frameworks My Python expertise extends to popular frameworks like Flask, Django, and Fast API. Whether it's crafting web applications or developing backend logic, I've utilized Python to deliver optimal solutions. Angular, Nest Expertise Angular, being a groundbreaking platform for building dynamic and robust web applications, is a domain where I excel. I have been pivotal in leveraging its reactive frameworks, two-way data binding, directives, and modular architecture to craft SPA (Single Page Applications) and intricate web interfaces. By capitalizing on Angular's powerful CLI, Ivy renderer, and RxJS, I ensure that the applications I design are both high-performing and user-centric. Drawing upon the versatility of NestJS's modular structure, its integration with TypeScript, and its embrace of decorators, I've been able to create backends that are maintainable, testable, and in harmony with modern API architectures. Totally, I am proficient in AI, Mobile, ASP, Python, Angular+Nest and also, Sure I provide high quality products. less
Hire AlexKos2006
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sys admin, dashboards, networks, web programming, forensic, databases, full stack programming, php/pythonsys admin, dashboards, networks, web programming, forensic, databases, full stack programming, php/python less
Hire kirushko
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Software Engineer with a bachelor's degree in computer science and over 12 years of experience in creating scalable and efficient software solutions including web Front-end development (React.js, Typescript, Next.js) and Blockchain (Smart Contract, Web3.js). Familiar with modern frameworks and cloud integrations...Software Engineer with a bachelor's degree in computer science and over 12 years of experience in creating scalable and efficient software solutions including web Front-end development (React.js, Typescript, Next.js) and Blockchain (Smart Contract, Web3.js). Familiar with modern frameworks and cloud integrations demonstrated ability to enhance code delivery speed by 5~10% through innovative solutions. I've led teams and engaged with a diverse range of technologies, consistently prioritizing optimal outcomes in the projects I undertake. And then I am a also proactive team player with excellent communication and problem-solving skills for Web Frontend and backend development. ⭐ Key Skills: ✅ React (Redux, RTK, custom hooks, useQuery) ✅ Javascript, Typescript, Vanilla JS(ES5/ES6+) ✅ Node.js, Express ✅ HTML/HTML5, CSS/CSS3, SCSS, styled-components, Bootstrap 4/5, Tailwind CSS, Material UI/MUI ✅ Animation design, Unit and automation testing (Jest, Cypress) ✅ REST APIs, GraphQL ✅ MySQL, Mongodb, Dynamodb ✅ DApp(Web3, Ether, Wagmi), Solidity, Rust ✅ GitHub, GitLab, BitBucket Seeking to leverage my established skills and expertise to excel as a senior engineer, enabling me to contribute to the revolutionary transformation of the industry. If you have any questions, Please feel free to ask me anytime. less
Hire roman11100
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Welcome to my profile! I am a senior software engineer with over 8 years of experience in delivering cutting-edge solutions and driving technology advancements in Finance, Healthcare and Ecommerce. My passion for technology is matched by my commitment to delivering high-quality and scalable software solutions. My...Welcome to my profile! I am a senior software engineer with over 8 years of experience in delivering cutting-edge solutions and driving technology advancements in Finance, Healthcare and Ecommerce. My passion for technology is matched by my commitment to delivering high-quality and scalable software solutions. My skills: 1️⃣ Frontend Development ✅ Languages and Frameworks: ?HTML5 ?CSS3 ?Javascript ?Typescript ?Bootstrap ?Tailwind CSS ?React ?Angular ?Vue.js ?Next.js ?Gatsby ✅Design Integration: Skilled in transforming UI/UX designs into functional user interfaces using Adobe XD, Figma, PSD, or Sketch. 2️⃣ Backend Development ✅ Languages ?PHP ?Python ?Java ?Node.js ?Ruby ?C# ✅ Frameworks and Tools ?Laravel ?Symfony ?Codeigniter ?Django ?Flask ?Ruby on Rails ?Spring Boot ?ASP.NET Core 3️⃣ CMS ✅ WordPress ✅ Webflow ✅ Wix ✅ Shopify ✅ Magento 4️⃣ Mobile Development ✅ Flutter ✅ React Native ✅ Kotlin ✅ Swift ✅ Android Studio ✅ XCode ✅ AppCode ✅ Firebase 5️⃣ Development Tools and Technologies, Databases ✅ Docker ✅ Kubernetes ✅ GraphQL ✅ REST ✅ Git ✅ MySQL, MongoDB, PostgreSQL ✅ Elasticsearch ✅ OAuth, JWT 6️⃣ API Integrations ✅ Payment Gateways (Paypal, Stripe, Square) ✅ Social Media APIs ( Facebook Graph API, Twitter API, Instagram Basic Display API) ✅ Communication API (Twilio, Mailchimp) ✅ Cloud Storage Service (Amazon S3, Google cloud storage) ✅ CDN (Cloudflare, AWS CloudFront) My approach combines deep industry knowledge with a keen eye for innovation, ensuring that I deliver solutions that not only meet but exceed client expectations. Let's bring your vision to life! Contact me today on Upwork to discuss how we can achieve outstanding results together on your next technology project. Thanks for considering my profile less
Hire kursv526
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creator171996 creator171996
$30 USD / hour
✅Mobile ✅MERN✅C# ✅Java ✅PHP ✅Python✅OpenAI&ChatGptUkraineI have 5+ years experience as a mobile app developer and also I am an experienced Full Stack Web Developer with more than 7+ years of working experience as a Software engineer and architect. I will harness a blend of innovation and expertise to turn complex ideas into elegant digital solutions, propelling your vision...I have 5+ years experience as a mobile app developer and also I am an experienced Full Stack Web Developer with more than 7+ years of working experience as a Software engineer and architect. I will harness a blend of innovation and expertise to turn complex ideas into elegant digital solutions, propelling your vision beyond the ordinary. ✅ Mobile Development Proficient in Swift, Objective-C, Kotlin, Java, React Native, and Flutter, delivering high-quality mobile applications. ✅ ChatGPT Integration Skilled in integrating OpenAI's ChatGPT into various platforms and applications. Experienced in utilizing ChatGPT for enhancing user interaction, automating customer support, and providing intelligent conversational experiences. ✅ AI Development Proficient in developing AI solutions using tools like Python and TensorFlow. Focused on building machine learning models for data analysis, natural language processing, and predictive insights, ensuring smart and efficient application functionality. ✅Frontend Development Expert in React, Redux (including Redux-Saga and Redux-Thunk), Vue.js, Vuex, Next.js, and various frontend technologies including JavaScript, TypeScript, CSS, SASS/LESS, and popular frameworks like Bootstrap and TailwindCSS. ✅Backend Development Experienced in Node.js, Express.js, Nest.js, Ruby on Rails, Fastify, along with GraphQL, Apollo Server, and RESTful API design and implementation. ✅Database & DevOps Skilled in MongoDB, MySQL, PostgreSQL, Firebase, AWS, Docker, Jenkins, Google Cloud Platform, DigitalOcean, Kubernetes, Azure, and other DevOps tools. ✅Microservices Architecture Knowledgeable in Kafka, RabbitMQ, and gRPC. ➕ Additional Technical Proficiencies: Familiarity with ElasticSearch, WebRTC, Socket.IO, and other cutting-edge technologies. Experience with payment gateways like Stripe and PayPal, communication tools like SendGrid and Twilio, and version control using Git. ? Search terms related to my expertise: Flutter, Kotlin,OpenAI,ChatGpt integration,React-Native, Node.JS, Express.JS, Nest.JS, MERN stack, MEAN stack, MEVN stack, PHP, Zend, Codeigniter, Laravel, Yii, Python, Django, Flask, Java, Spring Boot, JSP, RESTful API, API integration, API hook, Webpack server, Database, MySQL, Microsoft SQL server, MariaDB, MongoDB, PostgreSQL, AWS web service, Firebase, Apache webserver, Nginx, Linux, Ubunt, Websocket, WebRTC, Agile Software Development, .NET core, DevOps, Cloud Computing, Database Development, C#, ASP.Net Core, ADO.Net Core, SEO, Fintech, CRM, MVP strategies, WordPress, Shopify, Expensify, Project Handling, IoT, HTML5, CSS, CSS 3, SCSS, SASS, LESS, Javascript, ES6, ES7, Bootstrap, jQuery, React, React Bootstrap, React Native, Vue, Angular, Svelte, Three, API integration, UI Framework, Next, Nust, Redux, Vuex, Material-UI. less
Hire creator171996
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Welcome. I am a full-stack developer with over 7+ years of experience in developing web applications and platforms. I am a professional freelancer committed to delivering reliable work with 100% accuracy according to my client's needs. I am detail-oriented and work diligently to meet deadlines. My expertise lies in...Welcome. I am a full-stack developer with over 7+ years of experience in developing web applications and platforms. I am a professional freelancer committed to delivering reliable work with 100% accuracy according to my client's needs. I am detail-oriented and work diligently to meet deadlines. My expertise lies in building scalable and maintainable systems using modern technologies such as JavaScript/TypeScript, React.js, Next.js, Node.js, Python, Django, Flask, FastAPI, SQL, Solidity, and Smart Contracts. I am comfortable working on both the front-end and back-end of a web application and have experience with databases, server-side rendering and deployment. I am a proactive problem-solver and enjoy working on projects that challenge me to think creatively and critically. I am a fast learner and always eager to expand my knowledge and skills. I would love to work with you on your project and help bring your ideas to life. I look forward to exceeding your expectations in every way. Please don't hesitate to reach out to me to discuss your needs further. ✅ Expertise in the Front-End Technologies ➡️ HTML5 ➡️ CSS ➡️ JavaScript ➡️ TypeScript ➡️ Bootstrap ➡️ Tailwind CSS ➡️ React/Next/Redux/Redux Tool Kit/Redux Saga ➡️ Vue/Nuxt ✅ Expertise in the Back-End Technologies ➡️ Node.js/Express.js ➡️ Laravel ➡️ Python/Django ➡️ Socket.IO ➡️ WebSockets ➡️ GraphQL ➡️ Rest API ➡️ Firebase and Google Cloud ➡️ Heroku ➡️ JWT Authentication ✅ Ensuring Data Management and Integrity with These Databases ➡️ MongoDB ➡️ MySQL ➡️ PostgreSQL ✅ Proficiency in Leading API Testing PlatForms ➡️ POSTMAN ➡️ Swagger ✅ DevOps Expertise ➡️ Docker ➡️ Kubernetes ➡️ Azure DevOps ✅ Ensuring Efficiency and Collaboration with These Project Management and Version Control Tools ➡️ Git ➡️ BitBucket ➡️ GitHub ✅ Skills in a Wide Range of Integration and Automation Tools ➡️ Zapier ➡️ Workato ➡️ Airtable ➡️ Hubspot ➡️ Google Sheets ✅ Why do You Hire Me? ➡️ Professional, Fast & Friendly Customer Service ➡️ No payments for bad work ➡️ Quick Communication ➡️ Have an Expert TEAM ➡️ 100% Satisfaction Guarantee ➡️ AVAILABLE 24/7 Just reach out to me and we will have a free exploratory call to decide if we can be a good fit. I wish your business prosperity. Thanks. less
Hire artem521
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Hello Shopif, AWS, Webflow, GCP, React, Angular, Vue and Laravel expert is here. I have rich experience in development of Web and Mobile with 6 years. My skills: - Shopify, Webflow, Wordpress, Woo, Joomla - HTML, CSS3, JavaScript, TypeScript, LESS, jQuery, RESTful API - Angular, React, MUI, Vue, Ember, Git - PHP,...Hello Shopif, AWS, Webflow, GCP, React, Angular, Vue and Laravel expert is here. I have rich experience in development of Web and Mobile with 6 years. My skills: - Shopify, Webflow, Wordpress, Woo, Joomla - HTML, CSS3, JavaScript, TypeScript, LESS, jQuery, RESTful API - Angular, React, MUI, Vue, Ember, Git - PHP, Laravel, MySQL, PostgreSQL - Node, Express, Java, Spring-boot, MongoDB - C#, Python, Django - MT4. MT5, Ninja Trader, Trading View - React-Native, Flutter - GCP, Firebase, AWS, Azure Thanks. less
Hire DavidKot11
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High Speed, User Friendly, 100% Completeness! Customer's Satisfy is my happiness! My background as a Web Developer, along with my education in Computer Science, have allowed me to attain a strong foundation of technical skills. I am a Web Development Expert and work on JavaScript Frameworks(React.js, Vue.js,...High Speed, User Friendly, 100% Completeness! Customer's Satisfy is my happiness! My background as a Web Developer, along with my education in Computer Science, have allowed me to attain a strong foundation of technical skills. I am a Web Development Expert and work on JavaScript Frameworks(React.js, Vue.js, Node.js/Express.js, Sails.js), Python Frameworks(Flask, Django), and PHP Frameworks(Laravel, CodeIgniter, Symfony, CakePHP). Here are my core skills: 1. Front-end - core web: HTML5, CSS3, JavaScript, JSON/XML - JavaScript Frameworks: React.js/Redux, Vue.js/Vuex, TypeScript, Next.js, Nuxt.js, Styled Component - JavaScript Libraries: jQuery, DOJO toolkit, D3.js, Pixi.js, Three.js, Socket.IO, AOS, Chart.js, Popper.js, etc - UI Frameworks: Bootstrap, Material UI, Ant Design, Semantic UI, Vuetify, Element, etc 2. Back-end - JavaScript: Node.js/Express.js, Sails.js and Koa.js - Python: Flask, Django - PHP: Custom PHP, Laravel and CodeIgniter, Symfony, CakePHP - Database: MongoDB, MySQL, PostgreSQL and SQLite3 Here is my experience: - Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model - Thorough understanding of React.js, Vue.js and their core principles - Experience with popular React.js, Vue.js workflows (such as Flux, Redux or Vuex) - Knowledge of Back-end development on Node.js(Express.js, Sails.js and Koa2.js), Python(Flask, Django) - Experience with Database programming and management(MongoDB, MySQL, PostgreSQL) - Familiarity with newer specifications of EcmaScript - Experience with data structure libraries (e.g., Immutable.js) - Familiarity with RESTful APIs - Knowledge of modern authorization mechanisms, such as JSON Web Token - Familiarity with modern front-end build pipelines and tools - Experience with common front-end development tools such as Babel, Webpack, NPM, etc. - Ability to understand business requirements and translate them into technical requirements - A knack for benchmarking and optimization - Familiarity with code versioning tools {{such as Git, SVN, and Mercurial}} less
Hire topcreator100
