Freelancers for hire in Poland
Showing 21 results
Sponsored Freelancers
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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 less
Hire 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. less
Hire 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. less
Hire krzysztofpacz
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" Dobra obsługa klienta kosztuje mniej niż zła obsługa klienta. Zadowoleni klienci są Twoimi największymi orędownikami i mogą stać się Twoim najbardziej skutecznym zespołem sprzedaży" Posiadam ponad 6-letnie doświadczenie jako freelancer, pasjonat grafiki i środowiska webowego staram się zadowolić i uszczęśliwić..." Dobra obsługa klienta kosztuje mniej niż zła obsługa klienta. Zadowoleni klienci są Twoimi największymi orędownikami i mogą stać się Twoim najbardziej skutecznym zespołem sprzedaży" Posiadam ponad 6-letnie doświadczenie jako freelancer, pasjonat grafiki i środowiska webowego staram się zadowolić i uszczęśliwić swoich klientów. Najważniejszą rzeczą dla mnie jest dostarczanie moim klientom wysokiej jakości na czas. JUST A FREELANCER Zapraszam! less
Hire Kolarzyk
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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. less
Hire rostcompany
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I am an experienced programmer with a passion for creating innovative solutions and exploring new technologies. My adventure with programming began many years ago, when I discovered the fascinating world of code and algorithms. Since then, I have devoted many hours to learning and improving my skills to become not...I am an experienced programmer with a passion for creating innovative solutions and exploring new technologies. My adventure with programming began many years ago, when I discovered the fascinating world of code and algorithms. Since then, I have devoted many hours to learning and improving my skills to become not only an effective programmer, but also a creative problem solver. My specialization covers a wide range of programming languages, including Python, JavaScript, as well as the ability to work with various frameworks and development tools. I also have experience in designing and developing web, mobile and desktop applications. I believe that the greatest value in my work is the ability to analyze problems and design effective and scalable solutions. I'm not afraid of challenges and I'm always looking to expand my horizons by learning new technologies and programming best practices. I am also involved in doing graphics. less
Hire KarolZaiska1
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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 less
Hire slawomar
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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. less
Hire Baxiol
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I am a full stack developer with over 10 years of experience in frontend and backend development. I graduated from Belarus State University then after graduating from the university I started my career as a developer.I am a full stack developer with over 10 years of experience in frontend and backend development. I graduated from Belarus State University then after graduating from the university I started my career as a developer. less
Hire Ala63
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Cześć ! Witam Cię na moim profilu. Zajmuje się: Budową stron, sklepów internetowych: - Projektuję i tworzę nowoczesne, responsywne strony, które dostosowują się do różnych urządzeń. - Wykorzystuję najnowsze technologie np.: NextJs - Dbam o intuicyjny interfejs użytkownika, aby użytkownicy mogli swobodnie korzystać z...Cześć ! Witam Cię na moim profilu. Zajmuje się: Budową stron, sklepów internetowych: - Projektuję i tworzę nowoczesne, responsywne strony, które dostosowują się do różnych urządzeń. - Wykorzystuję najnowsze technologie np.: NextJs - Dbam o intuicyjny interfejs użytkownika, aby użytkownicy mogli swobodnie korzystać z witryny. Grafika: - Tworzę indywidualne projekty graficzne, takie jak logo, banery reklamowe czy materiały promocyjne. - Stawiam na spójność wizualną i dbam o estetykę każdego detalu. - Moje narzędzia to Adobe Photoshop i Illustrator. less
Hire FameFabricators
