Freelancers para contratar en Ukraine - Página 3
Mostrando 38 resultados
Freelancers patrocinados
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Professional PHP developer with more than 20 years of experience developing and maintaining sites. The list of problems I can solve includes: 1. Speed optimization of slow sites. 2. Database query optimization. 3. Optimization for Google PageSpeed Insights. 4. Update the old site code to work with newer PHP versions...Professional PHP developer with more than 20 years of experience developing and maintaining sites. The list of problems I can solve includes: 1. Speed optimization of slow sites. 2. Database query optimization. 3. Optimization for Google PageSpeed Insights. 4. Update the old site code to work with newer PHP versions without errors. 5. Restore site after virus infection. menos
Contratar virtual7
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My previous workplaces are: 2021-2023 https://placeintelligence.ai/ BigData, Data Analytics 2018-2022 University of Luxemburg, as an expert in social sciences/research. Academic projects on this site (7 years) I do marketing and social research in Ukraine (quantitative and qualitative). My skills are: Data...My previous workplaces are: 2021-2023 https://placeintelligence.ai/ BigData, Data Analytics 2018-2022 University of Luxemburg, as an expert in social sciences/research. Academic projects on this site (7 years) I do marketing and social research in Ukraine (quantitative and qualitative). My skills are: Data Scientist, Big Data, Statistician, Analyst, Social and Marketing Research (Ukraine), Academic projects. Quantitative and qualitative research in Ukraine (Full list of works). Cartography&MapApps, Spatial data analytics. Programmer (Excel macro, Delphi, SPSS, Python (Jupiter Notebook)) Statistical analysis - SPSS, R(Rstudio), Python, Excel. Business analyst - Forecasts, ML, DSS, SEM. Databases developer (SQL, MySql, Access, VBA, and other tools) Microsoft Office products and programming 7 years of academic projects on this site 20 years of social and market research in Ukraine. menos
Contratar Vasilchenko
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? I've built lots of websites and applications used by over 300 employees every day. ? Over 7 years of experience in Mobile, MERN Stack, T3 Stack, and Top Tech Trends ? If you choose me for your project, you can expect: ? Build a web application for your business to save over hundreds of hours and reduce repetitive...? I've built lots of websites and applications used by over 300 employees every day. ? Over 7 years of experience in Mobile, MERN Stack, T3 Stack, and Top Tech Trends ? If you choose me for your project, you can expect: ? Build a web application for your business to save over hundreds of hours and reduce repetitive tasks. ? Improve your ongoing project - I can help you to add new features and functionalities, fix bugs and improve performances, etc. ? Build MVP Project to prove your idea and concepts - Will build it in 1 or 2 weeks with the basic functionalities you want. ? With my high skill in communication and brightest vision for your business, I will work with your timezone to ensure that we are on the same page throughout the project ? My Highlight Skills include: ✔ Mobile: Flutter, React Native, Swift ✔ Programming Language: JavaScript, TypeScript, Node.js, Python ✔ Front-end Development: React.js, Vue.js, React-Redux, React-Query, Material-UI, Bootstrap, Progressive Web Application ✔ Back-end Development: Node.js, Python, Django, GraphQL, Laravel ✔ Databases: MongoDB, MySQL, PostgreSQL, Firebase ✔ Amazon Web Services, Google Cloud Platform ✔ Git and Version Control: Jira Pipelines, Bitbucket, GitHub ✔ BlockChain: Ethereum, Web3.js I am new to Upwork, but I am a veteran of web development with over 6 years of experience. IF YOU'RE INTERESTED IN WORKING WITH ME? Click the green "Invite to Job" button in the top right-hand corner, send the briefing of your business, and organize a call so that I can take a look at your purpose. Thank you for considering my profile! Soroka Yuriy menos
Contratar sorokayuriy
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Professional Summary: Experienced and results-driven professional with a robust background in DevOps, AWS, Azure, and Web/Mobile application development. Proven track record of successfully implementing and managing cloud infrastructure, optimizing development workflows, and delivering high-quality software solutions....Professional Summary: Experienced and results-driven professional with a robust background in DevOps, AWS, Azure, and Web/Mobile application development. Proven track record of successfully implementing and managing cloud infrastructure, optimizing development workflows, and delivering high-quality software solutions. Adept at collaborating with cross-functional teams to drive project success. Key Skills: DevOps: AWS, Azure Cloud Computing Infrastructure as Code (IaC) Continuous Integration/Continuous Deployment (CI/CD) Automation and Scripting (e.g., Terraform, Ansible) Web Application Development Mobile Application Development Agile Methodologies Team Collaboration and Leadership menos
Contratar nazar35
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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. menos
Contratar AlexKos2006
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alexandrsanin alexandrsanin
$25 USD / hora
Google #1 Rank SEO & Ads. Web Development & DesignUkraineHi there, my name is Alexander Sanin ⭐⭐⭐⭐⭐ I'm a Web Developer, Designer & SEO Specialist with 14 years of experience. I can help you with: ✔️ Web sites and mobile app development ✔️ Web design ✔️ SEO, ADV & Web makerting ✔️ Content creation ✔️ Security and page speed optimization Best regards Alexander Sanin,...Hi there, my name is Alexander Sanin ⭐⭐⭐⭐⭐ I'm a Web Developer, Designer & SEO Specialist with 14 years of experience. I can help you with: ✔️ Web sites and mobile app development ✔️ Web design ✔️ SEO, ADV & Web makerting ✔️ Content creation ✔️ Security and page speed optimization Best regards Alexander Sanin, WildWeb Development menos
Contratar alexandrsanin
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I have been working as a software developer for 10+ years. Listed below are my experience and skills: ✓ Symfony (Doctrine, Messenger, Twig, API Platform etc) - 6+ years ✓ Laravel (Eloquent, Sanctum, Blade, Breeze etc) - 6+ years ✓ Spring Boot - 1+ years ✓ Kotlin - 1+ years ✓ DB – MySql, PostgreSQL ✓ JS - Inertia,...I have been working as a software developer for 10+ years. Listed below are my experience and skills: ✓ Symfony (Doctrine, Messenger, Twig, API Platform etc) - 6+ years ✓ Laravel (Eloquent, Sanctum, Blade, Breeze etc) - 6+ years ✓ Spring Boot - 1+ years ✓ Kotlin - 1+ years ✓ DB – MySql, PostgreSQL ✓ JS - Inertia, Vue, React, jQuery, Ajax, JSON ✓ VCS – Git, Bitbucket, GitHub ✓ Package managers – composer, npm, yarn ✓ Third-party services integration – Google, Facebook, Twilio etc Look forward to working with you! menos
Contratar valerykrukov81
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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 menos
Contratar kursv526
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Traducción, Traductor de Ruso, English (US) Translator, English (UK) Translator, Traductor de AlemánHi, everyone! My name is Alina. I am a Russian, Ukrainian, and Bulgarian native speaker. I am a certified translator (ENG/GER/SPA/POL/RUS/UKR/BLG) with a diploma in Linguistics. I have more than 15 years of translation experience. In addition, I have my own large and strong multilingual team, which can translate...Hi, everyone! My name is Alina. I am a Russian, Ukrainian, and Bulgarian native speaker. I am a certified translator (ENG/GER/SPA/POL/RUS/UKR/BLG) with a diploma in Linguistics. I have more than 15 years of translation experience. In addition, I have my own large and strong multilingual team, which can translate your text from/into all major languages. And what is more, with the aid of wide network of my native partners, all our translations are additionally proofread by a native professional, regardless of target language, so I can guarantee you native-level translation at the last. I like my job because it gives me the opportunity to learn something new every day. And I'll be happy to cooperate with you and provide professional, high quality services, with a reasonable timeline and fair price. Good luck! menos
Contratar dianita24
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creator171996 creator171996
$30 USD / hora
✅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. menos
Contratar creator171996
