Freelancers để thuê tại Poland
Hiện 36 kết quả
Các Freelancer được bảo trợ
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My Objective is to provide the best of my services at an economical cost. I am a FULL STACK Engineer, Team leader and Software Architect with 12 years of experience. I have worked on more than 80 web and mobile applications. In those 80 projects I played a role of Architect, Project Lead and Full stack developer. I...My Objective is to provide the best of my services at an economical cost. I am a FULL STACK Engineer, Team leader and Software Architect with 12 years of experience. I have worked on more than 80 web and mobile applications. In those 80 projects I played a role of Architect, Project Lead and Full stack developer. I am Top Rated Plus web developer on Upwork, and many other portals similar to Upwork. My Top Skills are: ⭐Senior Full Stack Engineer with 12 years of experiences → Front-end: JavaScript/TypeScript, React/Redux, Angular, Vue2/Vu3, Svelte → Back-end: Node.js / Laravle / .Net Web API / GoLang / GraphQL / Django / Flask → Database: PostgresSQL / MySQL / MongoDB / MSSQL → CI/CD: Docker / Jenkins / Bitbucket Pipeline / Team city → Style: Bootstrap / Tailwind CSS/ Material UI / Angular Material / CSS / SCSS → Package Manager: NPM / Bower / Yarn / Nuget Package → Version control: Git (GitHub / BitBucket / GitLab / Azure) / SVN / Mercury → Task Manager: Jira / Zendesk / Trello / Pivotal Tracker / Vivify ⭐Stealth Web Scrapping using AdsPower API → Pythoon, Selenium, puppeteer, Scrapy, BeautifulSoup → Adspower API ⭐Trading Development → Tradingview in Pine Script → THinkorswim by Thinkscript → Metatrader 4 and 5 in MQL 4 and MQL 5 → Ninjatrader7/8 by Ninjascript ít hơn
Thuê rradoo
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I'm in love to creating useful apps and tools for my clients. It is the reason why i do it with high quality and attention to detail. And of course I have 5 years expirience as a developer and 3 years as a .NET developer. I have expirience in many technologies, but .NET is my favourite. My programming expirience...I'm in love to creating useful apps and tools for my clients. It is the reason why i do it with high quality and attention to detail. And of course I have 5 years expirience as a developer and 3 years as a .NET developer. I have expirience in many technologies, but .NET is my favourite. My programming expirience started from 2014 and after that i tried a lot of languages, technologies like old Pawn to modern C#. I even have expirience in gamedev as a gameplay developer on C#. I love my work, but what I love most is making people enjoy the apps and useful tools I make for them. AND I HAVE 2 YEARS EXPERIENCE IN RAGEMP DEVELOPMENT (MULTIPLAYER MOD FOR GTA 5) ít hơn
Thuê AnnihilatorINC
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= I'm a programmer who is focused on you and your product. I'm here to solve your problems and give you value. I'll do what I can to make your project profitable. = About me: ✓ Experience: 13 years in web development ✓ Backend stack: PHP, Laravel ✓ Databases: MySQL, PostreSQL, Oracle, MongoDB ✓ Trainer, Event...= I'm a programmer who is focused on you and your product. I'm here to solve your problems and give you value. I'll do what I can to make your project profitable. = About me: ✓ Experience: 13 years in web development ✓ Backend stack: PHP, Laravel ✓ Databases: MySQL, PostreSQL, Oracle, MongoDB ✓ Trainer, Event Storming facilitator = Need a PHP or Laravel developer? ✓ I've built multiple custom Laravel apps or helped refactor them for a variety of industries; ✓ I believe that making complex stuff in a way it is easy to understand is what defines a good programmer; ✓ I understand where the complexity is needed or where we can move "fast and dirty" to save your money and time; ✓ I'm using TDD whenever I can to write more reliable code that is easier and cheaper to maintain. = Problem with app performance or bugs? ✓ I'll document bug reproduction and start fixing it immediately; ✓ I have a set of tools to find bottlenecks in your app and fix performance issues; ✓ In a perfect environment each bug is another automated test in your Test Cases; = Need a mentor for your team? ✓ I've facilitated multiple training sessions for 5+ people at once on the topics like PHP, Laravel, DDD, TDD, Clean Code. ✓ I can review your code and give constructive feedback; = You need auto-trading with TradingView? ✓ I can create custom strategies in PineScript; ✓ If you have a strategy already, I can add alerts to TradingView; ✓ I can create a script to integrate your TradingView alerts with any exchange you want; = You have a business idea? ✓ I will help you to design your product from scratch, brainstorm the idea using for example Event Storming workshops and help to define MVP so that we can test the market ASAP. = Other skills: JavaScript, Java, Python, Scrapy, PineScript (TradingView), HTML, CSS, PHP, Laravel, RabbitMQ, Event Sourcing, CQRS, Domain Driven Design, Microservices, RESTful API, Symfony, WordPress = Let's code the planet together! = ít hơn
Thuê speccode
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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 ít hơn
Thuê mercuriev
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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. ít hơn
Thuê hiberokpars
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My major skills are: - C# - C++ - Java - JavaScript - Unity 3D / 2D - Adobe Air (Actionscript 1, 2, 3) - Mono Game XNA - HaxeFlixel - Desktop Windows and Android Apps and Games **!! IMPORTANT INFO !!** Paul L. @paul612 who left last comment is a scammer. He wanted me to test his .apks but he couldn't even build...My major skills are: - C# - C++ - Java - JavaScript - Unity 3D / 2D - Adobe Air (Actionscript 1, 2, 3) - Mono Game XNA - HaxeFlixel - Desktop Windows and Android Apps and Games **!! IMPORTANT INFO !!** Paul L. @paul612 who left last comment is a scammer. He wanted me to test his .apks but he couldn't even build them properly and they didn't boot up at all! And then he wanted me to develop for him for free. Don't be like @paul612, be honest and I will be honest **** I have done a lot of projects connected with virtual reality, Oculus Rift, Oculus Quest / GO and HTC Vive (I developed unique calibrating system for making free roaming VR Arena). Also I have a some knowledge about design, drawing, 3D modeling, and sound engineering because for some years I have been making games utterly alone. I am not afraid of any kind of challenge. === If you do not speak English we can try to communicate via translators I am sure that we will manage to do it :) ít hơn
Thuê nyxhrim
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SOFTWARE FOR LINUX, WINDOWS AND ANDROID I have delivered more than 150 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 150 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. ít hơn
Thuê Mikrokod
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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. ít hơn
Thuê rostcompany
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Under skills are my • Programming Languages: HTML5, CSS3, Bootstrap 5, JavaScript C++ C#,java,python, • Frameworks: React.js, Next.js,Vue.js • CSS Framework: Tailwind CSS, MaterialUI , Masterial Style,Metronic, • Tools: ChartJS, ApexCharts, ReduxToolkit,Unity,Unreal,Cocos,Qt,Visual Studio, • CMS: WordPress,...Under skills are my • Programming Languages: HTML5, CSS3, Bootstrap 5, JavaScript C++ C#,java,python, • Frameworks: React.js, Next.js,Vue.js • CSS Framework: Tailwind CSS, MaterialUI , Masterial Style,Metronic, • Tools: ChartJS, ApexCharts, ReduxToolkit,Unity,Unreal,Cocos,Qt,Visual Studio, • CMS: WordPress, Shopify, Webflow,Magento, • Database: Firebase, MongoDB,MySQL,Oracle,SQLite, ít hơn
Thuê andrzej5
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Hi Clients I’m full stack web developer and senior blockchain developer. I have 6+ years experience on MERN stack development and 8+ years experience on WAMP, LAMP development. I also have rich experience with Blockchain and AWS. Timezone is no problem for me. Passionate, driven and goal oriented are the best...Hi Clients I’m full stack web developer and senior blockchain developer. I have 6+ years experience on MERN stack development and 8+ years experience on WAMP, LAMP development. I also have rich experience with Blockchain and AWS. Timezone is no problem for me. Passionate, driven and goal oriented are the best adjectives to describe me. I like to be in the back and front of tech hence my passion for web and blockchain development. ⏰ I put my heart and soul ?into every project I work on✍️, going non-stop till it is brought to perfection.? ====Blockchain==== ✨Chain : Bitcoin, Ethereum, Solana, BSC, Polygon, Avalanche, Tron ✨Cryptocurrency : ERC-20, ERC-721, ERC-1155, ERC-777, ERC-223, BEP-2, BEP-20, BEP-721, TRC-20 ✨Wallet Connect : Meta Mask, Trust Wallet, Coinbase and more using Web3.js ✨NFT : NFT minting, Staking, marketplace, landing page, Gamesite ✨Token : Swap, bridge, staking. ✨Trading View ====Web Dev & Design==== ✨PHP framework : CI, Laravel, Word press ✨Java script : jQuery, React.js(Next.JS, Gatsby), Vue.js(Nuxt.JS), AngularJS, Svelte ✨Database : MySQL, MongoDB, RDS, AWS DynamoDB, Firebase ✨Frontend Library : Bootstrap, Tailwind CSS, MUI, React Kit, Ant D ✨Other : HTML5, Figma , Shopify , Three.js ====Amazon Web Service==== ✨AWS S3 ✨AWS Dynamo DB ✨AWS Lambda ✨AWS IVS ✨AWS API Gateway ✨AWS RDS ✨AWS Web socket ✨AWS Amplify ====Mobile Dev & Design==== ✨React Native ✨Flutter ✨Swift ====Odoo + Vue storefront==== I guarantee that you will get more than you've expected. If you hire me, I will do my best for you I know I may not have all the accolades and experience you're looking for, but trust me, I have the creative mind, passion and commitment every recruiter or company is looking for. Contact me for any type of work to be done right and perfectly. Best regards ít hơn
Thuê maksim71