J2EE Developers For Hire
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Sponsored Freelancers
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Used to worked for USA comany SYNNEX (#130 on the FORTUNE 500.), as senior architect for www.jd.com one of the largest ecommerce company, Chief architect for a C+ round startup. Language: Fluent in English. Specialized in parsing PDF, particular for extracting tabular data, including de-du;icaating tables from a...Used to worked for USA comany SYNNEX (#130 on the FORTUNE 500.), as senior architect for www.jd.com one of the largest ecommerce company, Chief architect for a C+ round startup. Language: Fluent in English. Specialized in parsing PDF, particular for extracting tabular data, including de-du;icaating tables from a content perspective and gluing tables that are spanning multiple tables. I'm working on Substrate, including running a Substrate node, offchain worker(OCW), fetching and parsing JSON from the external world via inbuilt http module, creating/building/generating metadata/deploying a contract, calling a function inside contract etc. Also some other blockchain work in Pancakeswap liduidity snipe, Helium HNT brainwallet. Created a minting tool for Solana NFT with metadata (name, image, properties) that can be shown in Phantom and the capability of sending NFT and receiving SOLs from buyers, images and metadata are stored in Permaweb(Arweave). CRYPTO SHOWCASE: https://liudonghao.github.io/crypto_showcases.github.io/ Programming Languages: Java, Python, Rust, JavaScript Tech stack: HBase, Redis etc lots of big data and NoSQL stuff; Machine learning; Good at algorithms, a TSP (Travelling Salesman Problem) addicting, like sovling tough problem; Good at JavaFX, JavaEE, ASF (Apache Software Foundation) stuff, Spring, BPMN etc, all kinds of stuff in Java ecosystem. More: https://www.linkedin.com/in/david-liu-5262683b/ less
Hire eliuxj
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Hello, Everyone Thank you for visiting my profile. I have been working on the IT since 2012 - Blockchain, Web, Mobile, Desktop Development - Blockchain Development Smart Contract Ethereum Snipping Bot - Web Development Html, CSS, Javascript, Jquery Front-End Frameworks (Bootstrap, Google's Material...Hello, Everyone Thank you for visiting my profile. I have been working on the IT since 2012 - Blockchain, Web, Mobile, Desktop Development - Blockchain Development Smart Contract Ethereum Snipping Bot - Web Development Html, CSS, Javascript, Jquery Front-End Frameworks (Bootstrap, Google's Material Design) Javascript Frameworks (Angular, React, Vue) PHP / MySQL Web Application Development (Laravel, Codeigniter) Python, Django , Flask and WebScraping. NodeJS Express API development C#, ASP.NET - Mobile Development Java, Kotlin, Swift, Objective-C, Xamarin, ReactNative, Flutter - Desktop Development Java, C/C++ Programming, C# Programming, VB.NET, Python, Excel VBA, QT I will do best to lead your project to success. The best quality, fastest communication, most accurate timeline and reasonable price. less
Hire mlobovic
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1: We are a professional team from China, professional and experienced interface designer and java programmer 2. With 6 years work experience in WEB projects, good practical experience in Agile and Scrum. 3: Nice ability to communication in English 6: Be good at some skills for J2EE, for instance of...1: We are a professional team from China, professional and experienced interface designer and java programmer 2. With 6 years work experience in WEB projects, good practical experience in Agile and Scrum. 3: Nice ability to communication in English 6: Be good at some skills for J2EE, for instance of spring,structs,myBatis,hibernate,dwr,javascript,dojo and so on. 7: Have experience in performance issue resolving 8: Good knowledge of TDD less
Hire jgqsyx
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I am a Senior Scala /Java Developer with 10+ years of experience in architecture design and development with strong problem solving skills. Self-motivated and able to work independently without supervision. Strong self-organization and time-management skills. KEY SKILLS AND COMPETENCIES ● Java Back-End: Java 8/11,...I am a Senior Scala /Java Developer with 10+ years of experience in architecture design and development with strong problem solving skills. Self-motivated and able to work independently without supervision. Strong self-organization and time-management skills. KEY SKILLS AND COMPETENCIES ● Java Back-End: Java 8/11, Spring Boot/Data/MVC/Cloud, JPA, Kafka, Gradle, Maven ● Scala Back-End: Scala, Spark, Akka (Cluster, Streams, Http), Play, Cats, Slick, SBT ● Databases: MySQL, Oracle, MongoDB, Cassandra ● Testing: JUnit, DbUnit, JsonUnit, XMLUnit, Mockito, TestNG, REST Assured, Selenium less
Hire tumakha
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I have many experiences on IT projects for 10 years. As data-scientist, I am well versed in data science, visualization, algorithms, ML. I have been building many websites, hybrid mobile apps and SPA-web apps using JavaScript/PHP/Python/Nodejs/ReactNative/React/Angular/Vue for 8+ years. I have can-do attitude for...I have many experiences on IT projects for 10 years. As data-scientist, I am well versed in data science, visualization, algorithms, ML. I have been building many websites, hybrid mobile apps and SPA-web apps using JavaScript/PHP/Python/Nodejs/ReactNative/React/Angular/Vue for 8+ years. I have can-do attitude for everything and attach importance to the good communication with clients. Thanks. ☛ My Core Skill Java(JavaFX)/Python(PyQt)/Javascript/C/C++/Nodejs(Electron) D3/HighChart/ChartJs Frontend: ReactJS, VueJS, Angular Backend: PHP(Laravel,Codeignitor,Wordpress), Nodejs(ExpressJS), Python(Django) Hybrid Mobile app: React native less
Hire ayoubelalass
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As a developer with full 11+ years experience in Website and Webapp development with Golang, Ruby on Rails, Laravel, ASP.net, JQuery, Python, Django, React, Angular, Vue, Node, MongoDB, MySQL and PostgreSQL, my tasks are all successful overall these years. Brief Background & Summarized experience: ✔️ 5+ years...As a developer with full 11+ years experience in Website and Webapp development with Golang, Ruby on Rails, Laravel, ASP.net, JQuery, Python, Django, React, Angular, Vue, Node, MongoDB, MySQL and PostgreSQL, my tasks are all successful overall these years. Brief Background & Summarized experience: ✔️ 5+ years experience in Website development with Golang, Ruby on Rails, PostgreSQL, JQuery, Angular and Boostrap. ✔️ 7+ years experience in Webapp development with Laravel, ASP.net, Python/Django, Node, MongoDB, MySQL, React and Vue. ✔️ 5+ year experience in E-Commerce development with Shopify. ✔️ 3+ year experience in Blockchain development with Solidity, C++, Golang, React and Vue on Ethereum. My confident programming languages, frameworks, Platform/OS and DB include: ✔️ C/C++, Java, PHP, Python, Javascript, Golang, Ruby on Rails and Solidity. ✔️ Laravel, React, Angular, Vue, ASP.Net, Django, Bootstrap and JQuery. ✔️ Node, Ethereum, Ubuntu, Windows and MacOS. ✔️ MySQL, PostgreSQL and MongoDB. My expertise covers: - High quality and fast speed coding method. My additional notable Ability - simple, clear-cut and optimized coding style. - elegant and fantastic application designing attitude. - good communication. My passion is: - client-oriented service and satisfaction. - full time service. - new programming challenge. If you need projects with followings requirements, you will contact me. - without any bug code. - high-speed engine. - advanced or approximate algorithm. If I am granted such jobs, I will put my full time and stay up for 24-7 for you. Accomodating with clients is my preference. Contact me for my further details and I am ready for your needs. Thanks for your consideration. less
Hire Haidovkyi
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With more than 10 years full-stack developing experience, I can develop different web applications by lastest technologies. My projects include data mining, rostering, online platform etc.With more than 10 years full-stack developing experience, I can develop different web applications by lastest technologies. My projects include data mining, rostering, online platform etc. less
Hire amanwu
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I've been working as a programmer for 35 years. Recently learned Android programming (in Konlin and Java). And I really liked this business, so I want to do real practice, I want to make Android programming my source of income. My prices are still low, as I collect reviews and portfolio. I work without prepayment and...I've been working as a programmer for 35 years. Recently learned Android programming (in Konlin and Java). And I really liked this business, so I want to do real practice, I want to make Android programming my source of income. My prices are still low, as I collect reviews and portfolio. I work without prepayment and get the job done in the shortest possible time. less
Hire hfridland
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Hello I have over 15 years of experience helping customers create inspiring websites for their personal and business use. I strive to make all clients with a beautiful website that they should love showing off. I can make complete websites to any design (JPEG mockup, Adobe Photoshop design, Adobe Illustrator, Adobe...Hello I have over 15 years of experience helping customers create inspiring websites for their personal and business use. I strive to make all clients with a beautiful website that they should love showing off. I can make complete websites to any design (JPEG mockup, Adobe Photoshop design, Adobe Illustrator, Adobe XD, Sketch ...) and also can update older websites for SEO, new functionality, new design, fast speed. My specializatioin is in wordpress & magento & shopify developement, generally focused on custom site/theme/plugin development and dynamic functionality. I am also aiming to focus on Elementro Pro, Visual Composer based project structure because I'd like to provide clients with the ability to control their system fully in style after I deliver the work done. Php, Css, Css3, Sass, Less, jQuery, Javascript, Ajax, Html5, Json, Bootstrap, Mysql, Tailwind. If you are looking for a beautiful website and, an honest and reliable developer for it, look no further. Best regards less
Hire denalekskhua
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I am the Freelancer Quartermaster. Come find some great projects working for me! I work at Freelancer.com.I am the Freelancer Quartermaster. Come find some great projects working for me! I work at Freelancer.com. less
Hire Quartermaster
