Javascript Developers til ansættelse i Ukraine
Viser 72 resultater
Sponsorerede Freelancere
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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. mindre
Ansæt topcreator100
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✅ I am a highly skilled Full-Stack and Blockchain Developer with a strong background in delivering reliable, high-performance web applications and blockchain solutions. With a passion for technology and a continuous drive to stay up-to-date with the latest industry trends, I bring both technical proficiency and...✅ I am a highly skilled Full-Stack and Blockchain Developer with a strong background in delivering reliable, high-performance web applications and blockchain solutions. With a passion for technology and a continuous drive to stay up-to-date with the latest industry trends, I bring both technical proficiency and innovative thinking to every project. ✅ I am a dedicated Automated Trading System Developer with a rich background in designing, developing, and deploying high-frequency trading algorithms and systems. Combining deep financial market expertise with advanced programming skills, I am proficient at creating robust and efficient trading bots and platforms that maximize profitability while minimizing risk. mindre
Ansæt yevhenz916
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Working for more then 10 years in IT. What makes me your best choice? Well, I will not waste your time. First we discuss your project specs, then I do the job. After you checked my work you pay the discussed price. Fast forward, easy to communicate.Working for more then 10 years in IT. What makes me your best choice? Well, I will not waste your time. First we discuss your project specs, then I do the job. After you checked my work you pay the discussed price. Fast forward, easy to communicate. mindre
Ansæt petrob2
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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. mindre
Ansæt virtual7
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I specialize in projects related with sports betting and casino solution. If you have any idea for taking money with betting system, don't hesitate to contact me plz. I have worked with automated applications of online sports betting sites such as bet365, bwin, betano, stoiximan and etc for 15 years. And I can provide...I specialize in projects related with sports betting and casino solution. If you have any idea for taking money with betting system, don't hesitate to contact me plz. I have worked with automated applications of online sports betting sites such as bet365, bwin, betano, stoiximan and etc for 15 years. And I can provide with casino system including evolution baccarat, blackjack, roulette and slot games. My expert skills: - Developing Valuebet & Copybet bots for betting sites. - Web development using Laravel, AngularJS, ExpressJS, WordPress, MVC5, . Net Core - Window application development and Reversing - Mobile application development for both iPhone and Android platforms mindre
Ansæt Nazarij5
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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! mindre
Ansæt harnykm
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I am a LAMP (Linux Apache MySQL PHP ) developer with more 10 years of experience. Looking forward to helping you with your projects. My jQuery, PHP, HTML, CSS skills will be helpful.I am a LAMP (Linux Apache MySQL PHP ) developer with more 10 years of experience. Looking forward to helping you with your projects. My jQuery, PHP, HTML, CSS skills will be helpful. mindre
Ansæt densid
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oleksandrbosyi oleksandrbosyi
$30 USD / timen
✅ Top 1% | ⚡ Full Stack | ❤️ Software EngineerUkraineI have a lot of experience of Web and Mobile App development by using PHP, Wordpress, Javascript, Python, unity3d,ionic framework,hybrid and swift.My top skill for mobile app is to make Game App with modern technology, Agumented Reality,OpenCV,etc.I`ve made a lot of game apps such as strategy, standalone and...I have a lot of experience of Web and Mobile App development by using PHP, Wordpress, Javascript, Python, unity3d,ionic framework,hybrid and swift.My top skill for mobile app is to make Game App with modern technology, Agumented Reality,OpenCV,etc.I`ve made a lot of game apps such as strategy, standalone and multiplyer online game and published them to google and app play store. In addition to mobile app development, I have Extensive experience in ERP/CRM systems running on packaged and cloud based systems (Netsuite, Salesforce.com). Strong experience in software development, project management, business modeling, creating operational guidelines, database administration, and business process reengineering. Extensive experience in applications and systems analysis, design, and development using structured, object-oriented, and aspect-oriented methodologies. Adept in software development using Windows and/or Linux/Unix platform. Highly skilled in Web development and design and the use of web based technologies as a means of making branches online. Highly knowledgeable in setting up LAN and WAN, including technical design of network for an enterprise wide application system. Possess years of experience in teaching technical courses. mindre
Ansæt oleksandrbosyi
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I'm a Full-stack JavaScript developer with 4+ years of commercial experience working on B2B and B2C projects.⭐ ➡️During this time, I've worked on various projects, ranging from crafting intuitive user interfaces for e-commerce platforms to architecting solutions for large enterprise platform. ❇️Developer...I'm a Full-stack JavaScript developer with 4+ years of commercial experience working on B2B and B2C projects.⭐ ➡️During this time, I've worked on various projects, ranging from crafting intuitive user interfaces for e-commerce platforms to architecting solutions for large enterprise platform. ❇️Developer experience❇️ • 4+ years of experience with React (Redux, Thunk, Saga). • 3+ years of experience with Next.JS, • 4+ years of experience with Node.js, Express, GraphQL • 4+ years in PostgreSQL, MySQL, MongoDB, Redis. • 2+ years experience with AWS ➡️Throughout my career, I've thrived in various roles, including team lead, tech lead, and individual contributor. My ability to navigate the complexities of web development, combined with my passion for innovation and commitment to excellence, has consistently delivered exceptional results for clients. mindre
Ansæt KostyantynShv
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✨About Me✨ Over 8️⃣years of hands-on work background has allowed me to gain a proven record of on-time delivering technology quality-first solutions across a wide array of stacks for Full-Stack Web, Mobile, AI and Blockchain projects. My commitment to understanding my clients' needs and exceeding their expectations...✨About Me✨ Over 8️⃣years of hands-on work background has allowed me to gain a proven record of on-time delivering technology quality-first solutions across a wide array of stacks for Full-Stack Web, Mobile, AI and Blockchain projects. My commitment to understanding my clients' needs and exceeding their expectations is the cornerstone of my freelance career. ✨My Expertise✨ ✔️Full Stack Web Development I have a firm grip on: - JavaScript and TypeScript: Strong command of MERN tech stack and modern JS frameworks including React/Next.js/Remix/Gatsby, Angular, Vue/Nuxt, Svelte for frontend development and Node.js, Express.js, Nest.js for backend development. - Diverse Tech Stacks: Laravel (PHP), Django/Flask (Python), Go, Ruby on Rails, WordPress/Shopify/Webflow/Wix/Magento/Drupal/PrestaShop (CMS), and ASP.Net/ASP.Core/ABP (C#). ✔️Mobile Development I am a master in: - Cross-Platform Development: Flutter, React Native, Xamarin/.Net MAUI, Uno Platform - Native Development: Objective-C and Swift for iOS, and Java/Kotlin for Android. ✔️Blockchain, Cryptocurrency, and Web3 I have vast experience in blockchain technology, cryptocurrency development, and integrating these technologies into Web3. My skill set includes intelligent contract development, DApps, and security over the blockchain. My proficiency lies in Solidity and Ethereum, among other frameworks for the blockchain, which thus guarantees hardened and protected solutions. ✔️Artificial Intelligence and Machine Learning My primary field of work in AI and ML are: - Image Processing: Developing high-level algorithms for image recognition, enhancement, and manipulation. - NLP: Create high-level NLP solutions from the ground up for text analysis, sentiment analysis, and language generation. - GPT: Having experience with conversational AI development using the GPT model, creating new content from highly complex datasets. ✔️Other Skills My technical prowess is not confined to the focus areas above. I have various skills and knowledge that will see wholesome solutions provided aimed at addressing your specific needs. ✨Together We Can Make It Work✨ I am committed to giving excellent solutions and cannot wait to work with you on the next project. Be it a top-notch blockchain solution, an AI-driven application, or a full-stack web/mobile project, I am here to actualize your vision. mindre
Ansæt kursv526
