Freelancers para contratar en Poland
Mostrando 23 resultados
Freelancers patrocinados
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I'm extremely experienced in Web & Mobile application development especially, with 5+ years of experience. I got an excellent reputation for resolving problems and improving users' satisfaction. I have extensive knowledge of web frontend, backend, mobile app programming, I find myself suitable for full-time position...I'm extremely experienced in Web & Mobile application development especially, with 5+ years of experience. I got an excellent reputation for resolving problems and improving users' satisfaction. I have extensive knowledge of web frontend, backend, mobile app programming, I find myself suitable for full-time position that offers professional challenges that require interpersonal skills, excellent time management and problem solving skills. - Web development ✔ MERN Stack ✔ Angular 9, ReactJS ✔ NodeJS, Express, sailsjs, loopback ✔ SQL(MySQL, PostgreSQL), NoSQL(MongoDB, CouchDB) ✔ HTML5, CSS3, Sass/Less, Bootstrap ✔ Javascript(ES5/ES6+, Babel), jQuery, DHTMLX, Typescript, D3.js, Socket.IO, Three.js ✔ Test: Jest, Jasmine, Mocha, Karma, Chai ✔ UI/UX, responsive web ✔ Firebase, AWS, GCP ✔ Stripe, Paypal, Yodleeany timezone and available 24*7 on any platform. - Mobile app development ✔ iOS, Android ✔ Swift, Objective-c, Kotlin, Java, React Native, Flutter menos
Contratar Andrii2224
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I am professional developer with over 14 years of experience in web scraping. I have been doing business on (Ukraine freelance website) where I am one of the top developers, and I have very extensive experience in PHP, web scraping, import/export in databases of all CMS. More than 1500 projects, 700+ reviews, 15...I am professional developer with over 14 years of experience in web scraping. I have been doing business on (Ukraine freelance website) where I am one of the top developers, and I have very extensive experience in PHP, web scraping, import/export in databases of all CMS. More than 1500 projects, 700+ reviews, 15 years expiriense. Typical jobs: 1. Supplier product catalog synchronization: Automatic launch (Cron) Adding new products Updating availability and prices Markup (percentage, formula, depending on category/brand/price range) API, XML, WSDL, Json, parsing any websites Import to Shopify, Wordpress+Woocomerce, Opencart, Prestashop, Bitrix, Webasyst, Joomla+Virtuemart/Joomshopping, Drupal, Magento, Netcat, CS Cart, DLE, ModX, Vamshop and other CMS Possible export to CSV, XLS, XLSX, API, XML, SQL. HTML log with display of all actions of the last script launch If you have suppliers who provide information in any structured format and you need to synchronize your product catalog with your website, automatically update prices and product availability. 2. Export of your products to marketplaces: Ebay, Amazon, Wildberries, YandexMarket CSV, XLS, XLSX, API, XML If you sell your products on third-party websites and you need automatic synchronization of availability and prices. 3. Parsing bookmakers' websites with email/telegram notifications 1xbet, 1xstavka, marathonet, fonbet, betcity, betfair, betsapi, pinnacle Line, live, line closure, new events in the line 4. Collection and processing of any type of information through the internet with saving in any structured format. 5. Monitoring of data (prices, announcements, available slots, updates/new information) with instant notification. For more detailed information, please see the portfolio. menos
Contratar hiberokpars
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I am an experienced front-end and back-end developer. Advanced mechanisms development is my passion, i love to take on difficult challenges, and i carry out every implementation so as to be 100% proud of it.I am an experienced front-end and back-end developer. Advanced mechanisms development is my passion, i love to take on difficult challenges, and i carry out every implementation so as to be 100% proud of it. menos
Contratar krzysztofpacz
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✅ 15+ years of experience ✅ 70+ projects delivered ✅ 10k+ Hours ✅ 100% Success Score ✅ 5 Stars ✅ Backed by a skilled team for handling complex projects Doubtful about finding a developer who can handle complex challenges or pick up the pieces from a previous failure? Wondering if it's possible to have a bug-free,...✅ 15+ years of experience ✅ 70+ projects delivered ✅ 10k+ Hours ✅ 100% Success Score ✅ 5 Stars ✅ Backed by a skilled team for handling complex projects Doubtful about finding a developer who can handle complex challenges or pick up the pieces from a previous failure? Wondering if it's possible to have a bug-free, scalable solution? I've seen and solved it all. With a commitment to deliver and a track record of success, I am here to protect your project from common setbacks and elevate it to its highest potential. Hi! I'm a Senior Full-stack developer with over a decade of experience in the tech industry. I specialize in delivering comprehensive frontend and backend solutions, from concept to deployment, bolstered by solid experience as a Solution Architect and a Dev Lead. In 2015, I gathered my own web dev team from the ground up, as an extension of my software developer expertise and wisdom. Now, with over70 successful projects behind us, we focus on creating IT solutions for businesses to guarantee their growth and prosperity. ---=== Why I Stand Out: ===--- - Unmatched Reliability: Every project I undertake is guaranteed to reach completion, irrespective of the initial condition or challenges encountered along the way. - Continuous Support: My relationship with clients extends beyond project completion. I offer ongoing support to ensure continued success and adaptability in an ever-evolving digital landscape. - Scalable Team Leadership: While I thrive as a sole developer, I also lead a talented team of developers, ready to scale according to your project needs. This flexibility allows me to tackle projects of any size and complexity, delivering high-quality solutions on time and within budget. - End-to-End Solutions: From initial consultation to final delivery, I manage all phases of the development cycle. ---=== My Technical Foundation: ===--- - Frontend Expertise: Proficient in HTML, CSS, JavaScript, TypeScript, and an array of frameworks & libraries including React.js (with Redux, Thunk, Sagas, Next.js), Bootstrap, Material UI, CSS in JS, Tailwind, and React-Admin. - Backend Proficiency: Skilled in Node.js, Express.js; along with Feathers.js, RESTful API, GraphQL development, Socket.IO, Strapi, and BullMQ. - Data Visualization Mastery: Experienced with D3.js, Chart.js, GSAP, Three.js, React Three Fiber, and techniques involving Canvas and SVG. - Database Management: Competent in managing data using SQL, PostgreSQL, MongoDB, and ElasticSearch. -DevOps & Deployment: Knowledgeable in Docker, Kubernetes, and implementing CI/CD pipelines with GitHub, GitLab. menos
Contratar rostcompany
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Redacción de artículos, Redacción de libros, Programación en C++, Redacción de contenidos, Entrada de datosAn IT specialist by profession. I learned a lot on my own, I will soon graduate from IT school. I can do a lot more than only IT stuff. I know few languagues and I know how to talk with people to make them cheered up. I'd say I have bunch of free time so I can take many works at once (apart from my school)An IT specialist by profession. I learned a lot on my own, I will soon graduate from IT school. I can do a lot more than only IT stuff. I know few languagues and I know how to talk with people to make them cheered up. I'd say I have bunch of free time so I can take many works at once (apart from my school) menos
Contratar domst
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Od 2007 roku działam w branży e-commerce. Zajmuję się budowaniem i obsługą stron i sklepów opartych na platformach Worpress, WooCommerce. Piszę teksty na blogi, tworzę opisy produktów, kategorii etc. Dodatkowo opracowuję strategie oraz tworzę treści do mediów społecznościowych. Tworzę także grafiki przeznaczone na...Od 2007 roku działam w branży e-commerce. Zajmuję się budowaniem i obsługą stron i sklepów opartych na platformach Worpress, WooCommerce. Piszę teksty na blogi, tworzę opisy produktów, kategorii etc. Dodatkowo opracowuję strategie oraz tworzę treści do mediów społecznościowych. Tworzę także grafiki przeznaczone na strony internetowe. menos
Contratar agnieszka39
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I am PHP / Laravel developer, i know duties and responsibilities Develop, I record and maintain cutting edge web-based PHP applications on portal plus premium service platforms I build innovative, state-of-the-art applications and collaborate with the User Experience (UX) team I am Ensured HTML, CSS, and shared...I am PHP / Laravel developer, i know duties and responsibilities Develop, I record and maintain cutting edge web-based PHP applications on portal plus premium service platforms I build innovative, state-of-the-art applications and collaborate with the User Experience (UX) team I am Ensured HTML, CSS, and shared JavaScript is valid and consistent across applications I prepare and maintain all applications utilizing standard development tools I utilize backend data services and contribute to increase existing data services API I Lead the entire web application development life cycle right from concept stage to delivery and post launch support I convey effectively with all task progress, evaluations, suggestions, schedules along with technical and process issues I document the development process, architecture, and standard components I keep abreast of new trends and best practices in web development menos
Contratar slawomar
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League of legends proplayer national league 2 years. Exploring cryptosphere since 2020 Learning remanufacturing electronic car parts like electric steering wheels. 5 months Learning video edition which was my passion when I was a little kid starting from gaming montages at age 10 in windows movie maker then switching...League of legends proplayer national league 2 years. Exploring cryptosphere since 2020 Learning remanufacturing electronic car parts like electric steering wheels. 5 months Learning video edition which was my passion when I was a little kid starting from gaming montages at age 10 in windows movie maker then switching to sony vegas pro. menos
Contratar trenophy
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I can create songs , create images and design websites with Figma. Can write posts for your blogs. Ready for any kind of project.I can create songs , create images and design websites with Figma. Can write posts for your blogs. Ready for any kind of project. menos
Contratar barsaby
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I am a highly competent php developer with a proven track record in designing websites, developing apps and managing databases(problem solving also). I have strong technical skills as well as problem solving skills, enabling me to logically solve a problem in software and a hardwares. I am eager to try a new path in...I am a highly competent php developer with a proven track record in designing websites, developing apps and managing databases(problem solving also). I have strong technical skills as well as problem solving skills, enabling me to logically solve a problem in software and a hardwares. I am eager to try a new path in order to grow and further improve my php skills. My greatest passion in life is using my technical know-how to helping other people or organisations and solve problems. menos
Contratar Baxiol
