Freelancers pentru angajare în Poland
Se afișează 30 rezultate
Freelanceri sponsorizați
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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 mai puțin
Angajează pe Andrii2224
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I am a professional coder (B.Sc degree in computer programming) and, in the past, a successful Forex trader. I have over 7 years experience in MetaTrader4 advisor development, all kinds of MQL programming, Visual c++, c#, database and software design. I'll be happy to help you out with your project using my skills and...I am a professional coder (B.Sc degree in computer programming) and, in the past, a successful Forex trader. I have over 7 years experience in MetaTrader4 advisor development, all kinds of MQL programming, Visual c++, c#, database and software design. I'll be happy to help you out with your project using my skills and extensive knowledge. I offer unlimited revisions until my client is fully satisfied. mai puțin
Angajează pe pitpiter
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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. mai puțin
Angajează pe 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. mai puțin
Angajează pe 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! mai puțin
Angajează pe Kolarzyk
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Website designer with over 10 years of experience. My works are clean, modern and perfect over every element. I attach the greatest importance to design. If you are curious what I can offer you, let's talk!Website designer with over 10 years of experience. My works are clean, modern and perfect over every element. I attach the greatest importance to design. If you are curious what I can offer you, let's talk! mai puțin
Angajează pe hejven
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SOFTWARE FOR LINUX, WINDOWS AND ANDROID I have delivered more than 200 projects and I would be glad to help you. FREE PROJECT VALUATION Click "Hire Lukasz S." and describe your requirements. MY PORTFOLIO ON YOUTUBE /playlist?list=PL6ZCpobLtKdFF86ku-VHp0ws2SMa5Dy86 MY FIELDS OF EXPERTISE: - PHP, - C, - C++, -...SOFTWARE FOR LINUX, WINDOWS AND ANDROID I have delivered more than 200 projects and I would be glad to help you. FREE PROJECT VALUATION Click "Hire Lukasz S." and describe your requirements. MY PORTFOLIO ON YOUTUBE /playlist?list=PL6ZCpobLtKdFF86ku-VHp0ws2SMa5Dy86 MY FIELDS OF EXPERTISE: - PHP, - C, - C++, - C#, - Java, - Python, - JavaScript, - HTML, - CSS, - SQL, - OpenGL, - WebGL, - Arduino. mai puțin
Angajează pe Mikrokod
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I specialize in creating mobile-responsive emails, and templates that are Dark Mode ready for various platforms such as MailChimp, Salesforce, HubSpot, Campaign Monitor, Constant Contact, SendGrid, iContact, Pardot, Klaviyo, and many others. In September 2015, I was acknowledged by MailChimp for discovering bugs in...I specialize in creating mobile-responsive emails, and templates that are Dark Mode ready for various platforms such as MailChimp, Salesforce, HubSpot, Campaign Monitor, Constant Contact, SendGrid, iContact, Pardot, Klaviyo, and many others. In September 2015, I was acknowledged by MailChimp for discovering bugs in their new 2015 templates, which helped the company rectify these issues. I am a certified MailChimp Partner Program member, and MailChimp incorporates my HTML/CSS code that correctly renders in Outlook for client emails. My Upwork stats: ★ Over 1,700 highly satisfied clients ★ Total earned: Over $600,000 ★ Total jobs: 4,000 ★ Total hours worked: 14,000 ★ Member of 31 Upwork Talent Cloud Groups (Microsoft, J&J, Unilever, Netflix, etc.). ★ 14+ years of experience in designing and coding email templates. CERTIFICATES: ★ HubSpot Marketing Software Certification (Provider: Hubspot) ★ Hubspot Contextual Marketing Certification (Provider: Hubspot) ★ Hubspot Email Marketing Certification (Provider: Hubspot) ★ Python Certified (Provider: Alison) ★ Mailchimp Certified (Provider: Mailchimp) ★ "Salesforce for Admins" Certificate (Provider: Linkedin) ★ "Managing DNS Essential Training" Certificate (Provider: Linkedin) ★ "Advanced CSS Media Queries" Certificate (Provider: Linkedin) ★ Google Ads - Measurement Certification (Provider: Google) My biggest CLIENTS: ★ Microsoft, Unilever, Netflix, Toyota, Hyundai, Adobe, BBC, LG, Renault, Fuji, Facebook, Instagram, 3M, Sony, Coca-Cola, Dulux, GLS, Amazon Prime Video, Bayer, Meta. My major SERVICES include: ★ DESIGN & CODE custom email templates, campaigns, automations ★ Programming modules for HubSpot (HubL), Salesforce (AMP Script), Marketo ★ Email deliverability (Setup DKIM / SPF / DMARC) ★ Litmus tests My English is fluent. I lived and worked for three years in Ireland (Roscommon). SKILLS: Expert Level: HTML5, CSS, Photoshop, Figma, Illustrator, inDesign, AMPscript Average level of knowledge: Python, JavaScript mai puțin
Angajează pe european74
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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. mai puțin
Angajează pe Baxiol
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As a Rust, Golang, and Blockchain web developer, I possess a unique skill set that blends performance-driven programming with blockchain expertise. Proficient in Rust, I specialize in crafting high-performance web applications that prioritize security and efficiency. With Golang proficiency, I bring scalability and...As a Rust, Golang, and Blockchain web developer, I possess a unique skill set that blends performance-driven programming with blockchain expertise. Proficient in Rust, I specialize in crafting high-performance web applications that prioritize security and efficiency. With Golang proficiency, I bring scalability and simplicity to web development projects, ensuring robust backend services and APIs.I have a proven track record of delivering innovative web solutions, particularly in decentralized finance (DeFi) and supply chain traceability. A collaborative team player, I thrive in agile environments, where I contribute actively to cross-functional teams, driving success through effective communication and problem-solving skills. mai puțin
Angajează pe artursriders
