Javascript Developers para contratar en Ukraine - Página 5
Mostrando 64 resultados
Freelancers patrocinados
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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. menos
Contratar oleksandr51
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I am the talented, smart-working programmer, good in maths, with 15 years of experience in PC programming. :) Main languages I program in: VBA (for Excel/Word/Access/PowerPoint/Outlook) & VB.NET & VBS & VB6 C# & C/C++ & PHP & JavaScript & Python :) I provide following solutions: ● VBA macros (for Win/macOS versions...I am the talented, smart-working programmer, good in maths, with 15 years of experience in PC programming. :) Main languages I program in: VBA (for Excel/Word/Access/PowerPoint/Outlook) & VB.NET & VBS & VB6 C# & C/C++ & PHP & JavaScript & Python :) I provide following solutions: ● VBA macros (for Win/macOS versions of MS Office & cross-platform),VB6/VB.NET/C/C++/C# desktop/console apps, PHP scripts for data import/cleaning/validating/sorting/transforming/conversion; ● Web scrapers (including Selenium-based scrapers in VBA/other languages); ● Access/Excel/Outlook/PowerPoint/Word add-ins; ● VBScript scripts for automation tasks; ● add-ons/plugins for Web browsers (Edge/IE/Firefox/Chrome/Opera); ● console C/C++ programs for Linux/BSD; ● upgrading legacy source code, legacy application modernization (VB5/VB6, old versions of VB.NET/VC++/C#/PHP); ● converting source code to different programming language; ● removing viruses, "trojan horses" & other malware from "hacked" websites. :) Some of tools I use: MS Office (both for Windows and macOS) & MS Visual Studio GCC (GNU Compiler Collection) & SQL Server Management Studio :) Other skills: .NET & WinForms & WPF & Jet SQL & MS SQL & MySQL XML & HTML & CSS & JSON & jQuery & Regular Expressions Web APIs & Windows Services & Application Installers OOP :) OSes I worked with/developed apps for Windows 10/8.1/7/Vista/XP/98 & Linux & BSD & macOS My programs have the clear UIs, are robust; the code of my programs is clean, well-commented, follows the best programming standards. I communicate politely & clearly, exactly fulfil the project requirements, respect all the changes suggested by my clients. Freelance is my main occupation, I'm always ready to start work right after accepting your contract. You'll get a high-quality product & long-time support when hiring me. If You have questions, just start a "Chat" with me to initiate a consultation. Please disregard few "1.0" reviews from scammers. ;) menos
Contratar v4d1m
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ValentynSavchuk ValentynSavchuk
$25 USD / hora
Python(ML/AI/Scraping/Automation/Lightroom |eBay)UkraineAs a skilled professional with a passion for machine learning, artificial intelligence, and web scraping/automation, I excel at leveraging Python to develop innovative solutions that solve complex problems. My expertise includes utilizing state-of-the-art technologies, tools, and algorithms to create systems that...As a skilled professional with a passion for machine learning, artificial intelligence, and web scraping/automation, I excel at leveraging Python to develop innovative solutions that solve complex problems. My expertise includes utilizing state-of-the-art technologies, tools, and algorithms to create systems that drive business growth and efficiency. Core Skills: 1. API integration support. eBay, Amazon API, Adobe Lightroom/LUA , Photoshop, PayPal API, AWS rekognition etc. 2. eBay , Amazon Support. eBay escalate , Amazon return request management and reduce A-Z claims. Scraping, Automation by using SP-API /MWS API/ eBay API. Getting PII access , escalation auto handling, auto return handling, trading, inventory management, Payment handling etc.] (I can automate all seller, buyer's operation in amazon , eBay) 3. Machine Learning & Deep Learning: TensorFlow, Keras, PyTorch, Scikit-learn 4. Artificial Intelligence: Natural Language Processing (NLP), Computer Vision, Reinforcement Learning 5. Python Programming: Proficiency in Python and its libraries (NumPy, Pandas, Matplotlib, Seaborn) 6. Web Scraping & Automation: Beautiful Soup, Selenium, Scrapy, Requests 7. Big Data & Cloud Technologies: Hadoop, Spark, AWS, Google Cloud Platform 8. Data Visualization: Tableau, Power BI, Plotly 9. Version Control & Collaboration: Git, GitHub, GitLab menos
Contratar ValentynSavchuk
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I am a Blockchain, Full-stack and Desktop Application developer, who has years of strong experience on Blockchain |NodeJS|ReactJS | HTML/CSS| JavaScript | C/C++, C#|Java. I have developed many token and Smart Contract by Solidity as well as Web3.js and React frontend. Even also good at both of JavaScript and...I am a Blockchain, Full-stack and Desktop Application developer, who has years of strong experience on Blockchain |NodeJS|ReactJS | HTML/CSS| JavaScript | C/C++, C#|Java. I have developed many token and Smart Contract by Solidity as well as Web3.js and React frontend. Even also good at both of JavaScript and typescript, have experience on |Solana|Solana-Web3|DeFi|Dex|UniSwap|Pancakswap|Olympus DAO|Angular|VueJS|GMX|Substrate, so hopefully it would be helpful for you. From these above experiences, I want to make a long-term relationship with you as a great business partner and great developer. menos
Contratar RostyslavMandebu
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Hello! I am a professional web developer with over 5 years of experience working with the WordPress platform. My goal is to create great websites that help clients grow their businesses. My portfolio includes a variety of projects, from small business websites to large e-commerce stores with thousands of products. I...Hello! I am a professional web developer with over 5 years of experience working with the WordPress platform. My goal is to create great websites that help clients grow their businesses. My portfolio includes a variety of projects, from small business websites to large e-commerce stores with thousands of products. I use the latest tools and technologies to ensure optimal website performance and security. My skills include developing unique designs, customizing themes and plugins, SEO optimization, social media integration, and more. I strive to provide quality service and am always open to collaboration with clients. I look forward to the opportunity to work with you and help you achieve your goals. Please feel free to contact me to discuss your projects! menos
Contratar galemanazar
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With exceptional brain power, lightning-quick tact, passion, and extensive knowledge of full-stack development, always satisfy my customers.With exceptional brain power, lightning-quick tact, passion, and extensive knowledge of full-stack development, always satisfy my customers. menos
Contratar nataliia6
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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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chornyiartur0451 chornyiartur0451
$25 USD / hora
Software Engineer - Web & Mobile | Blockchain | AIUkraine# Make your idea real: we- Web & Mobile App | Blockchain | ERP | AI! # Generating $566,000 in profit for an e-commerce project in the competitive US market with a unique idea and high performance is a remarkable achievement. # Using Flutter and React Native, we had to develop tens of mobile apps and publish them on...# Make your idea real: we- Web & Mobile App | Blockchain | ERP | AI! # Generating $566,000 in profit for an e-commerce project in the competitive US market with a unique idea and high performance is a remarkable achievement. # Using Flutter and React Native, we had to develop tens of mobile apps and publish them on Google Play Store and Apple Appstore ? Make your idea real: web and mobile apps; blockchain; ERP; AI! # Generating $566,000 in profit for an e-commerce project in the competitive US market with a unique idea and high performance is a remarkable achievement. # Developed a B2B admin panel for permit management organizations so they can manage orders more efficiently, analyze agreements and projects without bias by using violin charts (d3.js)) and so on. The landing page was built with WordPress, so clients can rearrange contents easily. The admin panel, on top of the Fuse theme, which is based on Google Material Design, has many complicated features and functionalities and complex graphs and metrics. # I designed and developed a distributed solution for a ticket management service using React.js and the Java Spring framework. Developed an Android/iOS application available on the Play Store and App Store. Published desktop applications that can be run on different platforms and published them to the Microsoft App Store. # Over 6 years of experience in software engineering. ## 2+ millon earning app developed. ?I worked with 50+ clients. ?I am an official partner of both Meta and Google. All my achievements are based on a deep understanding of software development, a passion for cutting-edge technologies, and the ability to scale results in the long term. # If I'm confident that I can make your idea come true,. I'll propose a clear plan on how to achieve it. Even if we don't start working together, this could be beneficial for you. Here's what I offer to my clients for long-term partnership and collaboration: - A systematic approach to work. I am exclusively results-oriented. - Professional communication and availability almost 24/7. - Deep understanding and wide experience of various kinds of frameworks. - Proficient data analytics (tracking, measurement, interpretation, and strategic adjustments). - Setting up Conversion Side API, Pixel, GA4, and Google Tag Manager. - Rich experience of team and project management strategies. - Development of SEO, marketing models and communication strategies. - Amplifying your advertising campaigns. - Developing professional analytics dashboards in Google Data Studio. Client Niches Served: ◻️ eCommerce Stores (Shopify, WooCommerce, OpenCart, WordPress) ◻️ EdTech ◻️ LeadGen ◻️ B2B/B2C ◻️ SaaS/Soft ◻️ Apps ◻️ Crypto My skills include: * Web Development * Mobile Development * Blockchain Engineering * AI Engineering # So, let's have a conversation and explore how we can accelerate the growth of your business together!. menos
Contratar chornyiartur0451
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With of experience in web development, I specialize in full-stack web applications, with a strong focus on front-end development using React, Angular, Vue.js, and Node.js. I am proficient in back-end technologies such as PHP and Django, and I have expertise in deploying to server and serverless environments on AWS,...With of experience in web development, I specialize in full-stack web applications, with a strong focus on front-end development using React, Angular, Vue.js, and Node.js. I am proficient in back-end technologies such as PHP and Django, and I have expertise in deploying to server and serverless environments on AWS, Azure, and GCP. In addition, I have expertise in distributed systems and Web3 technologies. I have launched multiple EVM contracts, assisted with over 10 blockchain patent applications, and created an NFT. I have also delivered MVPs, ensuring the highest possible quality. My experience and expertise enable me to provide the best possible solutions for your web development needs, whether you're building a new application or enhancing an existing one. menos
Contratar OlehKovalchu
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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. menos
Contratar DavidKot11
