W3C Web Developers

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Meet our Developers

Hi there, My name is Bahadir. I am a Full Stack Developer with 8 years of experience. I believe skill and responsibility outputs fast, modern, secure, and reliable websites. Here you can see my main skills. Here you can see my main skills. HTML, CSS, JavaScript, Angular, jQuery, Swift, Vue, Elm, Ruby, PHP, Java, .Net, Python, ROR, Rust, Bootstrap, React, C++, Laravel, Kotlin, ORACLE, ABAP, Agile, TypeScript, CMS (Wix, Squarespace, joomla), Ecommerce WordPress, Shopify, UI/UX, Photoshop, Illustration, Figma. Specialty: • Secured and high quality performance websites • Complex web apps with third party API integrations • Efficient web architecture and database schema design Technical expertise: • OS administration (Linux) and DevOps (database, tomcat and Nginx setup) • Spring boot, spring security, spring batch • RESTfull APIs in different formats (json, xml) • Hibernate, Spring data JPA, JDBC, java persistence • Relational and non relational databases (PostgreSQL, MySQL, MongoDB) • REACT, HTML, CSS, JavaScript, Bootstrap, Tailwind • Jbake, thymeleaf, Maven • Complete unit and integration test cases • Payment gateway integrations (Stripe, FastSpring, Paddle) • Well documented and clean code • Logging support for bug tracing Message me and we can start discussing your project Thanks, Best Regards Bahadir Constantinou

  • HTML5
  • CSS3
  • JavaScript
  • jQuery
  • Ajax
  • Bootstrap
  • Foundation
  • UI / UX
  • React js
  • React Native
  • ANGULAR 2
  • ANGULAR 4
  • ANGULAR 1
  • Node js
  • Wordpress
  • PHP
  • MySql
  • Magento
  • Opencart
  • Shopify
  • Woocommerce
  • Laravel
  • Codeigniter
  • Object-oriented Programming (OOP)
  • SEO
  • SVG
  • C++
  • C#
  • Java
  • Python
  • Ruby
  • Jade
  • Web Developers
  • Software Developers
  • Software Engineer
  • Front-end developer
  • Back-end developer
  • .NET developer
  • Game Developer
  • 3D Animator
  • Motion Graphics Designer
  • Mobile Developer
  • Designer
  • Mendix Developer
  • QA
  • Data science
  • Flutter
  • DotNET
  • Blockchain
  • XHTML
  • Vue.js
  • IoT
  • Augmented
  • GraphQL
  • Hadoop
  • Yii
  • Mern
  • VR
  • Software QA
  • Digital marketing
  • MATLAB
  • Powershell
  • Assembly
  • MQL4
  • Desktop
  • W3E
  • Delphi
  • PineScript
  • Metatrader
  • Binance
  • AutoHotkey
  • DAT
  • Icon
  • UAT
  • Data
  • Typography
  • Business card
  • Simplicity
  • Rchain
  • Vyper
  • Rholang
  • Erlang
  • CoffeeScript
  • Microsoft Access
  • CRO
  • Lisp
  • Shell
  • SAS
  • Code
  • Haskell
  • MODX
  • Perl
  • GO
  • Scala
  • Microsoft power BI
  • Network
  • Squarespace
  • Volusion
  • Big Cartel
  • Shopware
  • Ecwid
  • Webflow
  • Project management
  • Swift
  • Flutter Dart
  • Apache groovy
  • Clojure
  • Julia
  • Crystal
  • R
  • Fortran
  • COBOL
  • Elixir
  • Mongodb
  • PostgreSQL
  • OCaml
  • SQLite
  • Apache Cassandra
  • Elasticsearch
  • Firebase
  • Bash
  • Firestore
  • DynamoDB
  • VBA
  • Redis
  • MariaDB
  • Phoenix
  • Gatsby
  • Blazor
  • FastApi
  • Svelte
  • Next.js
  • Google-cloud
  • Pandas
  • Flask
  • Nuxt.js
  • Django
  • SEO-audit
  • Stripe
  • Hourly Rate$28 / Hr
  • Total Earned$0
  • Experience8 Years

I am Full Stack developer with 8 years of experience, I am working both with a team and individually. I have experience also developing applications, softwares and websites with design, including graphic design and UI/UX design. The technical skills I am proficient: Kerberos, ERP/CRM, SuiteCRM, CivilCRM, JBoss, Tomcat, Windows, Unix, Linux, SQL Server, MySQL, MongoDB, Ingres, Certifications: CCNA, Unicenter Certified Engineer. Web development/design, Vue.js, Gatsby JS, React.js, Laravel, Sketch, HTML/HTML5, CSS/CSS2, APIs Cross-platform and Cros browser, MySQL, Java/JavaScript, C++ Python, AJAX/XML/JSON, UI/UX, IOs/Android development, API integration, MacOs, SQL Server/My SQL, Jira/Agile, MongoDP, Native, Kotlin, Figma, Swift, Java, Unix/Linux, Maria DB

  • Hourly Rate$30 / Hr
  • Total Earned$15974
  • Experience8 Years

David Welch

United Kingdom

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I am a qualified developer with 12+ years of experience in Software, Web and Mobile development projects, and with a strong focus on productivity and quality. The skills that I am most confident in are PHP, NodeJs, CoffeeScript, Sequalize Squel.js, YiiZendFramework, HTML5 Responsive Design, CSS3 LESS SASS, JavaScript, JQueryBackboneTwitter bootstrap, MySql, PostgreSql, NoSQL MongoDB, Memcache, mageto, wordpress and E – commerce.

  • HTML5
  • CSS3
  • JavaScript
  • Bootstrap
  • Hourly Rate$38 / Hr
  • Total Earned$42400
  • Experience13 Years

Hello there! Are you looking for a top-notch full stack developer? You’re on the right way! My name is Maria and I'm a Full Stack Developer with 8+ years of experience. About me: - 8+ years proven track record -Tech Stack: JavaScript, React, Gatsby, Ember, PHP, etc. - Segments: E-commerce, ERP, CRM, Marketing websites,etc. -Need to empower your business? Let's work together! What you'll get: • Professional Services • 100% Customer Satisfaction • 24/7 Support Thank you for your time and consideration. Please feel free to contact me. Best regards, Maria Astafieva

  • HTML5
  • CSS3
  • JavaScript
  • jQuery
  • Ajax
  • Bootstrap
  • Foundation
  • UI / UX
  • React js
  • React Native
  • ANGULAR 2
  • ANGULAR 4
  • ANGULAR 1
  • Node js
  • Wordpress
  • PHP
  • MySql
  • Magento
  • Opencart
  • Shopify
  • Woocommerce
  • Laravel
  • Codeigniter
  • Object-oriented Programming (OOP)
  • SEO
  • SVG
  • C++
  • C#
  • Java
  • Python
  • Ruby
  • Jade
  • Web Developers
  • Software Developers
  • Software Engineer
  • Front-end developer
  • Back-end developer
  • .NET developer
  • Game Developer
  • 3D Animator
  • Motion Graphics Designer
  • Mobile Developer
  • Designer
  • Hourly Rate$30 / Hr
  • Total Earned$19040
  • Experience8 Years

I am Web Developer with 8 years of experience in designing and developing user interfaces, testing, debugging, and training staff within eCommerce technologies. Proven ability in optimizing web functionality that improve data retrieval and workflow efficiencies.Fixed bugs from existing websites and implemented enhancements that significantly improved web functionality and speed.Developed dynamic and interactive website that ensured high traffic, page views, and User Experience.Designed processes for cleanup and performance improvement, that minimized downtime.I have a background in web development and experience of successfully designing a websites layout, usability and appearance. I have been involved in the creation of over twenty comprehensive websites that incorporated dynamic images, flash integration, ecommerce capabilities and scripting languages. Please consider the following highlights of my skills: HTML/CSS, JavaScript, HTML5, CSS3, Bootstrap, JavaScript, jQuery, AngularJS, ReactJS, JSON, Node, PHP, Ruby on Rails, and Normalize.css, MongoDB,Express.js. Databases: MongoDB, SQL, and PostgreSQL.

  • HTML5
  • CSS3
  • JavaScript
  • jQuery
  • Ajax
  • UI / UX
  • React js
  • React Native
  • ANGULAR 2
  • Node js
  • Wordpress
  • PHP
  • MySql
  • Magento
  • Shopify
  • Laravel
  • C++
  • Java
  • Python
  • Hourly Rate$30 / Hr
  • Total Earned$14020
  • Experience8 Years

I am a Full Stack developer with a long years of experience. During my career, I have developed and designed hundreds of different projects. I am highly skilled in designing, testing, and developing software. As a Full Stack developer focused on customer satisfaction, I manage all aspects of development from concept to requirements definition, design, launch, maintenance, and user support. I have solid knowledge in programming and designing. I am also skillful in problem solving methods and acquainted with computer languages such as PHP, CSS, HTML, Python, XML, SQL, JavaScript, Bootstrap, etc. Currently, I'm trying to meet diverse opportunities that help me get into the field and start gaining on my skills. I will be happy to hear from you. Thank you.

  • HTML5
  • CSS3
  • JavaScript
  • React js
  • React Native
  • ANGULAR 2
  • ANGULAR 4
  • Woocommerce
  • Laravel
  • Codeigniter
  • Object-oriented Programming (OOP)
  • SEO
  • SVG
  • Python
  • Ruby
  • Jade
  • .NET developer
  • Game Developer
  • 3D Animator
  • Motion Graphics Designer
  • Hourly Rate$25 / Hr
  • Total Earned$16052
  • Experience11 Years

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W3C Web Developers Site

Which is the best website to find W3C XML freelance developers? Ithire for sure! Moreover, it is not only a W3C web developers site, but also a place where you can find many other professional web and software developers who will complete your project successfully and with the highest quality! 

W3C Definition

The World Wide Web Consortium (W3C) is an international community that develops open standards for the web. Their work includes developing the XML standard, which is used to create structured documents on the web. They also develop guidelines and best practices for web developers, and offer resources to help people create websites that are accessible to all.

For those of you who don't know, here's also a quick definition of the XML:

XML Schema Definition (XSD) is a language for describing the structure of XML documents. It allows you to define the type of each element in the document, as well as the order and relationships between elements. This information can be used to validate XML documents against the schema, ensuring that they are structured correctly.

Web developers who adhere to the W3C standards create websites that are accessible to everyone, regardless of ability. They also ensure that their websites are compliant with W3C WebXR and XQuery standards. In addition to developing standards-compliant websites, W3C developers are also responsible for:

  • Developing site architectures and navigation
  • Creating and managing website content
  • Ensuring that websites are optimized for search engine ranking
  • Testing and debugging websites
  • Providing user support

And much more!