Freelancers for hire in Ukraine - Page 3
Showing 47 results
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Hello! I am a skilled full-stack developer with extensive experience in building dynamic and responsive web applications. With a deep understanding of both frontend and backend technologies, I bring a holistic approach to web development, ensuring seamless integration and robust functionality. Frontend...Hello! I am a skilled full-stack developer with extensive experience in building dynamic and responsive web applications. With a deep understanding of both frontend and backend technologies, I bring a holistic approach to web development, ensuring seamless integration and robust functionality. Frontend Expertise: React/Next.js: Crafting interactive and efficient user interfaces. Vue/Nuxt.js: Developing scalable and maintainable single-page applications. Backend Proficiency: Node/Express: Creating powerful and scalable server-side applications. Django/Flask: Building secure and efficient backend systems. Database Management: MongoDB: Implementing NoSQL databases for flexible data modeling. PostgreSQL: Utilizing advanced SQL features for complex queries and transactions. MySQL: Managing relational databases with high performance and reliability. Cloud Services: Azure: Leveraging Microsoft's cloud platform for scalable and secure applications. AWS: Utilizing Amazon Web Services for robust cloud solutions and infrastructure management. Web Development Platforms: WordPress: Designing and developing custom themes and plugins. Ecommerce/Shopify: Creating and optimizing online stores for maximum conversion. Bubble: Building no-code web applications for rapid prototyping and deployment. Why Work With Me? Versatile Skill Set: Proficient in a wide range of technologies, enabling me to tackle diverse projects with ease. Quality Assurance: Committed to delivering high-quality code that is clean, maintainable, and well-documented. Client Satisfaction: Focused on understanding client needs and delivering solutions that exceed expectations. Timely Delivery: Efficient project management ensures timely completion of projects without compromising quality. I am passionate about technology and continually seek to stay updated with the latest industry trends and advancements. Let's work together to bring your ideas to life and achieve your business goals! less
Hire roman030
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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 less
Hire sorokayuriy
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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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As a Full Stack developer of experience, Specializing in full-stack development, project leadership. I am familiar with React, Angular, Vue, Next, JavaScript, TypeScript, Python, Django, Ruby on Rails, Kotlin, Node.js, PHP, MySQL, MongoDB. AI development. Demonstrated success in consistently delivering innovative...As a Full Stack developer of experience, Specializing in full-stack development, project leadership. I am familiar with React, Angular, Vue, Next, JavaScript, TypeScript, Python, Django, Ruby on Rails, Kotlin, Node.js, PHP, MySQL, MongoDB. AI development. Demonstrated success in consistently delivering innovative solutions aligned with business objectives. Dedicated to high-quality code, effective communication, and exceptional customer support to foster outstanding online reputations. less
Hire VitaliiZhmud
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Welcome! With 7+ years of expertise, I'm a top-tier Senior Full Stack Developer with a passion for crafting exceptional digital solutions in high impact industries like E-commerce, Fintech, and Healthcare. Specializing in MVP development for startups. My toolkit includes cutting-edge technologies like MERN, MEAN...Welcome! With 7+ years of expertise, I'm a top-tier Senior Full Stack Developer with a passion for crafting exceptional digital solutions in high impact industries like E-commerce, Fintech, and Healthcare. Specializing in MVP development for startups. My toolkit includes cutting-edge technologies like MERN, MEAN stacks, along with PHP-based CMS platforms(especially WordPress). ✨Programming Languages✨ JavaScript | TypeScript | PHP | Python | C++/C# | Java ✨Frontend✨ HTML | CSS | JavaScript | Typescript | React | Next | Angular | Redux toolkit | Scss | Bootstrap | Tailwind | AntD | Chart.js ✨Backend✨ JavaScript | TypeScript | Node.js | Express.js | Nest.js | Nuxt.js | PHP | Python | C# ✨Databases✨ MongoDB | PostgreSQL | MySQL | Azure Cosmos DB ✨Blockchain skills✨ Smart contract | Solidity | Rust | Web3 | NFT | Token | DeFi | DEX | Wallet connect With a solid foundation in both frontend and backend technologies, I have a comprehensive understanding of the development lifecycle, DevOps practices, and cloud platforms. I am dedicated to delivering high-quality code, implementing efficient solutions, and collaborating effectively with teams to drive project success. less
Hire MaksymDatsko
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yanoshtserkovnyi yanoshtserkovnyi
$20 USD / hour
Blockchain Full Stack dev | Solidity | Web3 | MERNUkraineI'm a Full Stack Blockchain and a Subgraph (TheGraph) developer. I've more than two years of experience in writing smart contracts and building decentralized applications. I graduated from University of Karachi with a Bachelor's degree in Software Engineering in 2020, and have spent the last year working on...I'm a Full Stack Blockchain and a Subgraph (TheGraph) developer. I've more than two years of experience in writing smart contracts and building decentralized applications. I graduated from University of Karachi with a Bachelor's degree in Software Engineering in 2020, and have spent the last year working on blockchain based projects. In my journey I have built different types of decentralized applications including DeFi, NFT, Interoperability (bridges), ICO, Staking and E-commerce. Skills : - Solidity Programming - Understanding of Foundry, Hardhat, Truffle ((incl. Unit Testing) - Understanding of MetaMask & other Wallet APIs - React/Next JS/ Typescript - Web3 / Ethers JS - Subgraphs (Indexing protocol for querying networks like Ethereum) I'm looking forward to working with you! Tech Stack: smart contract, ethereum, blockchain development, solidity, web3.js, Blockchain web development Dapps, bolchcian, NFT & Cryptocurrency, Smart Contract Development, Etheres.js, Web3, node.js, React, javascript, less
Hire yanoshtserkovnyi
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ValentynSavchuk ValentynSavchuk
$25 USD / hour
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 less
Hire ValentynSavchuk
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*I will always put the client's determination into good practice.* I am senior blockchain developer. I have 4+ years experience to develop blockchain dapps. And I am very familiar with Hardhat. So I can support Hardhat test script about my working result. - I have developed various kinds of token contracts such as...*I will always put the client's determination into good practice.* I am senior blockchain developer. I have 4+ years experience to develop blockchain dapps. And I am very familiar with Hardhat. So I can support Hardhat test script about my working result. - I have developed various kinds of token contracts such as auto rebase token, Reflection token and so on.(support Airdrop) https://bscscan.com/address/0xb15f39d979208F05474CF4B8f66Fd46f6f4A77f3#code - And I have forked PancakeSwap and developed DeFi sites. https://staking.dogedash.com/farms https://metarewardstoken.com/ -Recently, I think, Olympus DAO is very famous. I forked and launched Olympus DAO several times. https://app.murky.finance/ http://app.crypstarter.finance/ -Also, I am very familiar with NFT, too. I developed NFT Minting and staking sites. Specially, I developed several NFT breeding games that include NFT minting, NFT staking and market places. Those are live NFT eco-systems. https://chikn.farm/ https://minerjoe.com/mint.html -I can clone deployed contract without losing saved holder's info and make it proxy contract for updating in future. (The Graph is necessary.) I guarantee 100% that I can fully satisfy the needs of client's with my skill and experience. My specializations: o Issuing Crypto Token contract(ERC-20, TRC-20, BEP-20 and etc.) o DeFi & Dex sites o NFT Contract o NFT Mint website o NFT Staking website o NFT Marketplace o NFT Game o Solidity, web3.js, Hardhat, React less
Hire pivendev
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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. less
Hire RostyslavMandebu
