React.js Developers para contratar en Ukraine
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Freelancers patrocinados
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High Speed, User-Friendly, 100% Complete Solutions! Customer satisfaction is my ultimate goal! With a solid background as a Web Developer and a degree in Computer Science, I’ve developed a strong technical foundation that allows me to deliver top-quality results. As a Full Stack Java Developer and Cross-Platform...High Speed, User-Friendly, 100% Complete Solutions! Customer satisfaction is my ultimate goal! With a solid background as a Web Developer and a degree in Computer Science, I’ve developed a strong technical foundation that allows me to deliver top-quality results. As a Full Stack Java Developer and Cross-Platform Developer, I specialize in building scalable, high-performance applications for both web and mobile platforms. My expertise includes a broad range of technologies and frameworks, with a focus on Java development. Front-end Development: - Core Web Technologies: HTML5, CSS3, JavaScript, JSON/XML - JavaScript Frameworks: React.js/Redux, Vue.js/Vuex, Angular, TypeScript, Next.js, Nuxt.js, Styled Components - 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 Back-end Development (Java): - Java Technologies: Java SE, Java EE (Jakarta EE), Spring (Spring MVC, Spring Boot, Spring Security), Hibernate - Web Frameworks: JavaServer Faces (JSF), Vaadin, JavaFX, JSP, Servlets, and RESTful APIs - Database: MySQL, PostgreSQL, Oracle DB, MongoDB, SQLite - Java ORM: Hibernate, JPA - Web Servers: Apache Tomcat, Jetty, JBoss Back-end Development (Non-Java): - JavaScript: Node.js/Express.js, Sails.js, Koa.js - Python: Flask, Django - PHP: Custom PHP, Laravel, CodeIgniter, Symfony, CakePHP - Databases: MongoDB, MySQL, PostgreSQL, SQLite3 Cross-Platform Mobile Development: - React Native (JavaScript/TypeScript) - Flutter (Dart) Additional Expertise: - Proficient in DOM manipulation and JavaScript object model - Extensive experience with React.js, Vue.js, and their core principles (e.g., Flux, Redux, Vuex) - Java-based back-end development with Spring and Java EE frameworks - Expertise in database programming and management (e.g., MongoDB, MySQL, PostgreSQL) - Familiarity with RESTful APIs and JSON Web Token for modern authentication - EcmaScript and modern JavaScript standards, including ES6+ - Familiarity with front-end build pipelines and tools like Babel, Webpack, NPM - Experience with version control tools (Git, SVN, Mercurial) - Strong ability to translate business requirements into technical solutions - Performance benchmarking, optimization, and scalability solutions - Knowledge of multi-threading and enterprise-level Java applications With a comprehensive skill set in Java development and cross-platform technologies, I am well-equipped to create high-performance solutions for both web and mobile platforms, ensuring seamless functionality and exceptional user experiences. menos
Contratar topcreator100
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With a Master’s degree in Computer Science and extensive experience as a Senior Engineer, I deliver powerful, efficient web, mobile, AI/ML, and automation solutions tailored to meet clients' unique needs. I specialize in full-stack development, with a passion for innovation and a commitment to client satisfaction....With a Master’s degree in Computer Science and extensive experience as a Senior Engineer, I deliver powerful, efficient web, mobile, AI/ML, and automation solutions tailored to meet clients' unique needs. I specialize in full-stack development, with a passion for innovation and a commitment to client satisfaction. Let’s bring your vision to life! ***Technical Skills & Expertise ✅ Frontend & UI Frameworks: React, Next.js, Vue, Nuxt.js, Angular, Rx.js, Tailwind CSS, Bootstrap, Styled-Components ✅ Backend & API Development: Node.js, Express, Nest.js, ASP.NET, C#, Django, Flask, Laravel, Symfony, Ruby on Rails ✅ Languages: JavaScript (ES6+), TypeScript, PHP, Python, Ruby, C++, C#, Java, Objective-C ✅ Database Technologies: MySQL, PostgreSQL, MongoDB, Firebase, Firestore, AWS DynamoDB ✅ AI/ML & Data Science: TensorFlow, PyTorch, Keras, OpenCV, Pandas, SciPy, NumPy ✅ Testing & Methodologies: TDD, BDD, DDD, Jest, RSpec, PHPUnit Ecommerce, CMS, & Payment Integrations ✅ Ecommerce & CMS: WordPress, Shopify, Magento, Joomla, Drupal ✅ Payment Systems: PayPal, Stripe, Google Pay, Square Technical Tools & Cloud Services ✅ Cloud Platforms: AWS (Lambda, EC2, S3), Firebase, GCP, Heroku ✅ CI/CD & Version Control: GitHub, GitLab, Bitbucket ✅ Project Management: Jira, Trello, Asana, Monday.com Let’s discuss how I can bring my skills and expertise to your project and help you achieve your goals with top-quality development solutions. menos
Contratar vitaliip4
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With over 6 years of professional experience in full-stack web development, I specialize in creating robust and scalable web applications leveraging the latest technologies. Experienced Full Stack Developer with a strong foundation in both front-end and back-end development, skilled in designing, building, and...With over 6 years of professional experience in full-stack web development, I specialize in creating robust and scalable web applications leveraging the latest technologies. Experienced Full Stack Developer with a strong foundation in both front-end and back-end development, skilled in designing, building, and maintaining dynamic web applications. My proficiency includes but is not limited to JavaScript, React.js, Next.js, React Native, Flutter, Node, and MongoDB/Sanity/My SQL/PostgreSQL, Firebase. I have successfully designed and implemented scalable web applications, ensuring optimal performance and a seamless user experience. Also, Proficient mobile app developer skilled in React Native and Flutter, creating cross-platform apps with responsive interfaces. Experienced in leveraging both frameworks for efficient, high-quality development, delivering seamless user experiences on Android and iOS platforms. I am confident in my ability to contribute effectively to your team as well. Looking forward to the possibility of collaborating with you. I am eager to discuss how my skills and experience align with your project requirements. Best regards, Serhii Shapovalov △ Skills - Front-End: ◇ Basic technology : HTML5, CSS3, JavaScript, ◇ Frameworks: React.js, Angular.js, Vue.js ◇ Responsive Design: Bootstrap, Tailwind CSS - Back-End: ◇ Programming Languages: Node.js, Python, Java, Ruby, PHP ◇ Frameworks: Express.js, Django/Flask, Spring Boot, Ruby on Rails ◇ Database: MySQL, PostgreSQL, Oracle, MongoDB - React Native, Flutter menos
Contratar serhiis8
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Hello! Everyone! Thanks for visiting my profile! Working for your business is my pride and pleasure.I am really good and happy to do that. Experienced Web Developer adept in all stages of advanced web development. My Skills: • .Python | Django | Web Scrapping • .React Native| Swift| Flutter ...Hello! Everyone! Thanks for visiting my profile! Working for your business is my pride and pleasure.I am really good and happy to do that. Experienced Web Developer adept in all stages of advanced web development. My Skills: • .Python | Django | Web Scrapping • .React Native| Swift| Flutter • .NET | C# | Vb.Net | ASP.Net | VBA | MACROS • SQL Server | MY SQL | EXCEL | MS ACCESS | PostgreSQL |Sybase • NodeJs | Express • MVC| | Web Forms | Win Forms| Java scripts | JQuery | Json | Ajax • HTML | PHP | CSS | Bootstrap |Graphic Design • IIS | Windows Server | DNS | Server Security | Active Directory • XML | XLT | CSV Please click the Hire Me button and Let's work Together. Have a Good Day. menos
Contratar igorshapo926
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Thank you for taking the time to review my profile and portfolio page. I've been delivering extensive and innovative solutions for AI/ML, mobile, web, projects. My greatest asset is my blend of enthusiasm and persistence. I refuse to settle for anything less than my best and can navigate through challenges and...Thank you for taking the time to review my profile and portfolio page. I've been delivering extensive and innovative solutions for AI/ML, mobile, web, projects. My greatest asset is my blend of enthusiasm and persistence. I refuse to settle for anything less than my best and can navigate through challenges and setbacks without succumbing to frustration or anger. I excel in communication and possess a positive, forward-thinking attitude, enabling me to thrive both independently and as part of a team. Skills: ✪ Python/Java/Rust ✪ Tensorflow/Pytorch/Keras/Scikit-learn ✪ LLM/OpenAI/Hugging Face/Prompt Engineering ✪ LangChain/LangGraph/RAG ✪ Rasa/Dialogflow/Botpress ✪ CSS / Tailwind CSS / SCSS ✪ JavaScript / TypeScript ✪ React / Vue ✪ PHP / Wordpress ✪ Node / Express ✪ Next / Nest ✪ MongoDB / PostgreSQL ✪ Prisma / Sequelize ✪ API integration. ✪ Web scraping. I am a full-time developer, always available to discuss your project and explore how we can work together. Please don't hesitate to reach out to me and let's bring your vision to life. menos
Contratar viacheslavs5
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Thank you for taking your valuable time! My objective is to serve you better than ever with my maximum devotion. I love helping my customers, and so proudly do my business in delight until your needs are meet by satisfaction. During working as a software developer for 12+ years, I've gained a vast experience and...Thank you for taking your valuable time! My objective is to serve you better than ever with my maximum devotion. I love helping my customers, and so proudly do my business in delight until your needs are meet by satisfaction. During working as a software developer for 12+ years, I've gained a vast experience and skills in software engineering field. So no worry about software development from A to Z. In a word, I'm an expert problem solver. No matter what the bug you have, what the solution you are looking for. Up to today, I've successfully developed/solved so many projects and problems / bugs with various technologies, tools and languages. My expertise allows me to build robust, clean, stable and reusable components/modules in any programming language scopes but it doesn't allow me to write dirty codes. These are my main skills. -React.js / Next.js, Vue.js, Angular.js, CodeIgniter, Laravel, Django, Symfony, Magento, RoR -Node.js, Express.js, Koa.js, Nest.js -Javascript/Typescript, jQueryHTML, CSS, CSS3, LESS, SASS, TailwindCSS -C/C++, C#, .Net, Go, Java, Python, Solidity -Matierial-UI, Antd-UI, Kendo-UI, Chakra-UI, Bootstrap -MySQL/Oracle/Postgre, MongoDB, DynamoDB, MSSQL, SQLITE -Git, Jira, Bitbucket, Trello, Figma, PSD, XD -AWS, DigitalOcean, Firebase, SendGrid, Twillo, Google could API, Ubuntu -WordPress, Shopify, Bubble Attentiveness, responsibility, technical thinking, poise, concentration, a high degree of self-organization, discipline, focus on achieving results. I always keep in mind that I grow with my customers. Let us make things better. Happy working! menos
Contratar atverdokhlib
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As a highly skilled and proficient Full-Stack Developer, I specialize in website development, content management systems (CMS), and integrating artificial intelligence (AI) to create innovative and impactful web solutions. With a deep understanding of modern web technologies and frameworks, I am committed to...As a highly skilled and proficient Full-Stack Developer, I specialize in website development, content management systems (CMS), and integrating artificial intelligence (AI) to create innovative and impactful web solutions. With a deep understanding of modern web technologies and frameworks, I am committed to delivering high-quality projects that meet the unique needs of each client. My advantage is focusing on details and delivering high quality result that meet requirement perfectly. Core Competencies: Comprehensive Web Development: Expertise in both front-end and back-end technologies including HTML, CSS, JavaScript, and various frameworks like React, Angular, and Vue.js for dynamic user interfaces, alongside Node.js, Express, and Python for server-side development. Content Management Systems: Proficient in developing and customizing popular CMS platforms such as WordPress, Drupal, and Joomla. I create intuitive and user-friendly content management solutions that empower clients to manage their online presence effortlessly. Artificial Intelligence Integration: Knowledgeable in AI technologies, I leverage machine learning and data analytics to enhance website functionality and improve user experiences. From chatbots to personalized recommendations, I incorporate AI solutions that drive engagement and conversions. Responsive Design & UX Optimization: Passionate about creating responsive and accessible web applications, I follow best practices in user experience (UX) design to ensure that applications are not only functional but also enjoyable to use across all devices. Performance & SEO Optimization: Experienced in optimizing websites for speed, performance, and search engine visibility, I implement strategies that enhance loading times and improve overall search engine rankings, ensuring maximum reach and impact. Collaborative Approach: My strong communication skills and collaborative mindset allow me to work effectively with clients and teams. I prioritize understanding client goals, translating technical requirements into actionable tasks, and delivering results that exceed expectations. With my extensive skill set and a passion for staying abreast of the latest technological trends, I am well-equipped to tackle diverse projects, whether building a complete website from scratch, enhancing existing applications, or integrating advanced AI features. Let’s connect and explore how I can help bring your web development vision to life! menos
Contratar harnykm
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Client-focused Full stack developer. 5 years of experience in web & app development. Creative, sophisticated, dedicated developer with imaginative and efficient solutions for large-scale websites. Develop high-quality software for rapid deployment of bug fixes and new features using established development...Client-focused Full stack developer. 5 years of experience in web & app development. Creative, sophisticated, dedicated developer with imaginative and efficient solutions for large-scale websites. Develop high-quality software for rapid deployment of bug fixes and new features using established development standards. Always looking for new challenges and experiences. menos
Contratar paulbasht
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I am a versatile senior developer with 5 years of solid experience. I specialize in creating intelligent solutions that enhance communication, streamline processes, and automate workflows. My expertise spans across Agent Development, Content Generation, CRM Management, and Automation, as well as Web Platform...I am a versatile senior developer with 5 years of solid experience. I specialize in creating intelligent solutions that enhance communication, streamline processes, and automate workflows. My expertise spans across Agent Development, Content Generation, CRM Management, and Automation, as well as Web Platform Development. With a strong technical foundation, I help businesses harness the power of AI and modern technology to achieve their objectives. ? My Key Areas of Expertise ✅ AI Agent Development - Prompt Engineering: Crafting precise and effective prompts for LLMs like OpenAI, Gemini, and Llama - Retrieval-Augmented Generation (RAG): Building intelligent systems with real-time knowledge integration - Vector Databases (Pinecone): Implementing advanced memory and retrieval systems for agents - VoIP Integration (FreeSWITCH, Twilio): Designing AI-powered communication tools for seamless customer interactions ✅ AI Content Generation - Text Generation: Leveraging LLMs for chatbots, marketing content, and creative writing - Image and Video Generation: Advanced tools like Stable Diffusion, DALL-E, YOLO, and OpenCV for visual content creation - AI Models: Developing custom AI models for automated content creation tailored to business needs ✅ CRM Expert - Lead Management and Generation: Automating lead tracking, nurturing, and scoring to optimize sales - Cold Calling and Email Marketing: Implementing AI-driven tools for personalized outreach solutions - CRM Automation: Expertise in Make.com, Zapier, WhatsApp, and Twilio for seamless workflow integration - Custom Solutions: Enhancing CRM efficiency with intelligent automations and tailored tools ✅ Automation Expertise - Workflow Automation: Using platforms like Make.com and Zapier to integrate tools and systems - Web Scraping: Extracting valuable data for lead generation, competitor analysis, and market research - End-to-End Process Automation: Streamlining operations for improved efficiency and reduced costs ✅ Web Platform Development - Frontend Development: Proficiency in React, Next.js, Remix, Solid, Astro, React Native, and Tailwind for dynamic interfaces - Backend Development: Expertise in Django, FastAPI, and Node.js for secure and scalable applications - Database and Deployment: Skilled in databases (SQL, NoSQL) and cloud platforms like AWS, Azure, and Docker ✅ Technical Skills - Programming Languages: Python, JavaScript, TypeScript, C# - VoIP Systems: FreeSWITCH, Twilio, Asterisk, PBX, 3CX - AI and LLMs: OpenAI, Gemini, Llama, LangChain, Pinecone - STT/TTS: ElevenLabs, Deepgram, OpenAI STT/TTS, Gemini STT/TTS - AI Image/Video: Stable Diffusion, DALL-E, Hugging Face, OpenCV, YOLO - Frontend Frameworks: React, Next.js, Remix, Solid, Astro, React Native, Tailwind CSS - Backend Frameworks menos
Contratar maksymhuk5
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I am a highly skilled Full Stack Developer with a strong background in designing and building scalable web applications. With expertise in both frontend and backend development, I specialize in delivering seamless, responsive, and user-friendly solutions tailored to meet specific business needs.I am a highly skilled Full Stack Developer with a strong background in designing and building scalable web applications. With expertise in both frontend and backend development, I specialize in delivering seamless, responsive, and user-friendly solutions tailored to meet specific business needs. menos
Contratar mykolao4
