Freelancers for hire in Poland
Showing 17 results
Sponsored Freelancers
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We develop web applications with different technologies, approaches, and frameworks since 2018 on the territory of Poland. Head of the company has been a programmer since 2000. Backends: 1) java 8/11/17, RxJava, ORM, JPA/Hibernate, Guice, Spring Boot, Lombok, REST, Event Bus, JUnit, Kafka, Design Patterns, SOLID,...We develop web applications with different technologies, approaches, and frameworks since 2018 on the territory of Poland. Head of the company has been a programmer since 2000. Backends: 1) java 8/11/17, RxJava, ORM, JPA/Hibernate, Guice, Spring Boot, Lombok, REST, Event Bus, JUnit, Kafka, Design Patterns, SOLID, Nifi/Mule, XSLT, much more; 2) nodejs, express, typescript, nest, Mongoose, Redis, RabbitMQ; 3) docker, Kubernetes (k8s), Jenkins, github actions, Terraform, AWS/Azure/GCP; 4) REST, websockets, SSE, SOAP, sockets. 5) VertX, Tomcat, Glassfish, JBOSS/WildFly, Jetty, nginx; 6) any RDBMS, MongoDB, CouchBase, DynamoDB; 7) bash, ssh, git Frontend: Angular, React, Redux, Vue, jQuery, HTML, CSS, Swing, Java Applets, Ember, Bootstrap, ExtJS, Cordova, Ionic. Goals: - projects into my company; - $33/h net. Conditions: we are small company and our developers work in convenient offices in city of Chelm, Poland, we also support relocation to Poland less
Hire mercuriev
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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 graduated Master of Science in Computer Science, 2005, PS in Stettin. Since 2007 I have self-employment company. Over 15 years of experience. My Skills: * JOOMLA! (including own components / modules), * Responsive Website, * PHP / MYSQL / JQUERY / CSS / HTML, * XSL/XML * PSD to HTML/Mobile, * SEO expert, * Other...I graduated Master of Science in Computer Science, 2005, PS in Stettin. Since 2007 I have self-employment company. Over 15 years of experience. My Skills: * JOOMLA! (including own components / modules), * Responsive Website, * PHP / MYSQL / JQUERY / CSS / HTML, * XSL/XML * PSD to HTML/Mobile, * SEO expert, * Other CMS (Wordpress, Magento, Prestashop etc). Feel free to contact me. less
Hire lukdanpl
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My freelancing services include: - creating spreadsheets - google sheets, excel incl. VBA, etc. - C# coding, especially windows desktop apps - SQL, especially T-SQL and MySQL - PHP, especially WordPress plugins - ... and more :) I have ca 20 years of experience of work in various projects - as ERP, CRM, finance...My freelancing services include: - creating spreadsheets - google sheets, excel incl. VBA, etc. - C# coding, especially windows desktop apps - SQL, especially T-SQL and MySQL - PHP, especially WordPress plugins - ... and more :) I have ca 20 years of experience of work in various projects - as ERP, CRM, finance related ones. I believe that my strong side is asking the right questions so that I can properly understand what the customer needs. less
Hire FreelancerKuba
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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, Java, 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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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. less
Hire artursriders
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I am a 6+ years experienced web development professional armed with hands-on experience in designing, developing, testing, and debugging highly responsive user interface components by using AngularJS, React.JS, Typescript, NextJS, HTML, CSS and so on. I have mastered several React.js frameworks such as Redux, Material...I am a 6+ years experienced web development professional armed with hands-on experience in designing, developing, testing, and debugging highly responsive user interface components by using AngularJS, React.JS, Typescript, NextJS, HTML, CSS and so on. I have mastered several React.js frameworks such as Redux, Material ui, React bootstrap and semantic UI React. Specially, I am always orienting my works as creative and innovatory masterpieces. less
Hire logistilla5
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I am particularly drawn to projects that allow me to push the boundaries of web design, user experience, and user interface, as well as incorporate augmented reality. I thrive on opportunities where I can innovate and apply my skills to create unique and impactful digital experiences. Projects that challenge the norm...I am particularly drawn to projects that allow me to push the boundaries of web design, user experience, and user interface, as well as incorporate augmented reality. I thrive on opportunities where I can innovate and apply my skills to create unique and impactful digital experiences. Projects that challenge the norm and require a high degree of creativity and technical expertise are especially appealing. I am eager to work with clients who are looking to transform their digital presence in a way that not only meets their needs but also provides their users with a seamless and engaging experience. Additionally, I am interested in projects that allow for a collaborative partnership with clients who are open to exploring new ideas and technologies to create something truly exceptional. less
Hire MatysekBEST
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Greetings! I'm a versatile Blockchain Developer with a profound focus on Ethereum and Solana, backed by over a decade of software development expertise. The last 5+ years have seen me pioneering innovations at the forefront of blockchain technology. Why Choose Me? ✅ Blockchain Mastery: Embark on an innovation...Greetings! I'm a versatile Blockchain Developer with a profound focus on Ethereum and Solana, backed by over a decade of software development expertise. The last 5+ years have seen me pioneering innovations at the forefront of blockchain technology. Why Choose Me? ✅ Blockchain Mastery: Embark on an innovation journey with a specialist in Ethereum, Solana, and Rust. I craft impactful solutions in smart contract development, DApps, and DeFi protocols. ✅ Solana & Rust Expert: Dive into the world of Solana and Rust with confidence. My expertise in these cutting-edge technologies unlocks unparalleled solutions and possibilities. ✅ Web Development Wizardry: Envision stunning front-end and back-end experiences. My toolkit includes HTML5, CSS3, JavaScript, React, React Native, Node.js, and more. ✅ Database Dynamo: Seamlessly manage SQL and NoSQL databases (MongoDB, Redis, Graph, MySQL) for optimal data storage and retrieval. Blockchain Marvels: ✅ Decentralized Dreams: Transform industries with transparent and secure DApps and smart contracts. ✅ Token Triumphs: Launch ERC-20 tokens, conduct ICOs, and set up NFT marketplaces for asset monetization. ✅ DEX Dominance: Develop decentralized exchanges (DEX) for seamless and secure token trading experiences. ✅ DeFi Wonders: Engineer DeFi protocols for lending, staking, yield farming, and financial instruments. ✅ Security Sentinel: Conduct comprehensive security audits to fortify smart contracts. ✅ AI Trading Magic: Build AI-powered trading bots for cryptocurrency automation, optimizing investment strategies. Unlocking Possibilities: ✅ Tailored Solutions: Craft bespoke blockchain applications, smart contracts, and DApps aligned with your business goals. ✅ Full Stack Finesse: Shape responsive websites with React.js, Vue.js, Next.js, and backend wizardry with Node.js. ✅ Data Mastery: Design and manage databases for efficient storage and retrieval - MySQL, MongoDB, Redis. ✅ UI Elegance: Customize UI libraries (Material UI, Vuetify, Bootstrap) for visually stunning interfaces. Specialized Solana & Rust Skills: ✨ Solana & Rust Prowess: Leverage my expertise in Solana and Rust to unlock unparalleled solutions and possibilities. I am committed to delivering results that transcend expectations. Emphasizing effective collaboration, timely communication, and unwavering dedication to project deadlines, let's connect! Explore how I can elevate your success in the blockchain and full-stack development realms. less
Hire raphael153
