Crystal Developers

Sara Berzins

Latvia

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My name is Sara! I’m a Full-Stack web developer with over 9+ years of experience in frontend , backend, database, and server infrastructures and development. I have a deep passion for programming. I specialize in responsive web application development for small to medium size businesses.My Skills: Javascript, React, Swift, HTML, Typescript, CSS, Vue.js, Eml, Angular, JQuery, PHP, Solidity, C++, Node.js, Ruby, Rust, Java, Python, SQL, Flutter, Onsen UI, Axure, Craft, Framer X, Proto.io, Webflow, Adobe, indesign, Adobe photoshop, Adobe illustrator, Larvel , Meteor, AngularJS,Zend, Phalcon, Core data, CakePHP< Mongo DB, MySQL. During 9+ years of experience I’ve worked on many projects with varying difficulties on different platforms, and teams. That’s why as a Full-Stack developer. I will work on your projects from front to backend. If you’re looking for a responsive website which can upgrade your business, then you’re at the perfect place! I always assure my client’s happiness . Feel free to contact me If you have any questions. Best Regards, Sara Berzins. Latvia

• Hourly Rate$35 / Hr
• Total Earned$85200
• Experience9 Years

David Weber

Germany

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Hi & Welcome! Why Me? I am a Full Stack Web Developer. I work with Quality, Aesthetics, and Professionalism, I focus on listening & understanding your needs and requirements and developing reliable and outstanding solutions. I don't stop till the time you are completely happy! Web Development is my passion and I will leave no stone unturned in producing a masterpiece for you. Services Offered: • Front-end (Bootstrap, HTML, CSS, JavaScript, JQuery, Ajax) • Back-end (C#) • Database (MYSQL) • Custom Website (PHP Laravel, Node, and Angular) • Dynamic • Highly Professional Design • 100% Unlimited revisions • Mobile-Friendly websites • E-commerce with various payment methods • Secure • Easy to use Admin Panel with manual • APIs Integration • And much more... Please contact me to discuss your requirements and to finalize the quotation accordingly. I have faith in my work speaking louder than my words so, Let's build something awesome for you!

• Hourly Rate$50 / Hr
• Total Earned$31850
• Experience10 Years

Bahadir Ioannou

Cyprus

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My name is Bahadir. My main Skills are: 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. Expertise : • Newer specifications of EcmaScript(ES6 & ES7), Knowledge of functional programming and object-oriented programming paradigms • Thorough understanding of React.js and Vue.js framework and its core principles such as components, reactivity, and the virtual DOM • Popular React.js workflows (such as Redux, React Hooks, Formik Form, React-Router-Dom) • Familiarity with the Vue.js ecosystem, including Vue CLI, Vuex, Vue Router, and Nuxt.js What can I do for you? • Build a website using Svelte or SvelteKIT (SvelteKit is a complete framework for building web apps, with built-in SSR, i18n, and many other features and optimizations out of the box and ready to go.) • Convert your existing website to Svelte or SvelteKit • Build custom components and libraries • Convert your Design (Figma, Adobe XD, Sketch, etc) to Svelte or SvelteKit While working on your project, I will give you regular updates on the progress and ask for your feedback on the work done so far. Please contact me before placing an order. Best Regards Bahadir Ioannou

• Hourly Rate$28 / Hr
• Total Earned$19348
• Experience8 Years

Lucas Bakker

Netherlands

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I am a full stack developer and have more than 8 years of experience. I have complited my masrter's degree and since working in the sphere. I have worked with differnt types of people from different parts of the world and I am sure that thus this helps me to fully understand my customers reqirements and provide them with the result they were waiting for. My professional experience includes HTML/CSS, JavaScript, jQuery, Django, React.js, Angular.js and so on. Throughout my career I have been acknowledged as solution-focused professional with the ability to design and develope applications using advances technologies.

• Hourly Rate$25 / Hr
• Total Earned$25540
• Experience8 Years

Leonard Mauricio

Finland

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I am a Python, Java Developmet Programmer. Designed and developed corporate website using the D jango framework Designed and developed a corporate intranet that is used in daily work flow to increase Created multiple advertorial pieces from concept and managed small advertising campaigns Managed windows servers which included Active Directory maintenance and support Created a work flow using technologies such as GIT/SSH to develop multi -programmer Developed applications using Python and MySQL for database design; Created test cases during two week sprints using agile methodology; Designed data visualization to present current impact and growth; Developed Natural Language Processing and Machine Learning Systems. Designed and developed integration methodologies between client web portals and existing software infrastructure using SOAP API's and vendor specific frameworks. Created RESTFUL API's for several of our Intranet applications using open source sof tware Managed a small team of programmers using a modified version of the agile development Developed in Windows and going to deploy it in Linux server. Utilized Active Record eager loading to improve rendering time of index pages, incorporated up/down voting, reviewing, and several custom sorting methods for shows to provide smooth user experience Cross-referenced Seat Geek and Spotify APIs to get album artwork and track previews for each artist Boston concert aggregator that provides a comprehensive list of shows in Boston with track previews, album artwork, tagging, up/down voting, and more to help users find the best show in town. Exprienced in RSpec, Git, Object-oriented programming, MySQL, JavaScript, jQuery and, Amazon Web Services, Knockout. Designed a web based system to improve business intelligence, logistics, manage inventory and sales, and forecast demand. The system will be used by over one hundred employees in Brazil. Programmed, tested, and implemented a user login, product registration, order placing & tracking, and statistics reporting system in eight months. The system communicates critical information and changed how purchasing decisions are made.

• Hourly Rate$39 / Hr
• Total Earned$29085
• Experience11 Years

David Cane

France

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I am a senior developer, experienced in both web and app development. I have been working on different projects with the widest range of frameworks for already 5 years. I have experience in working with groups, so I am a team player. But I am a full time freelancer for already 3 years and have succeeded to build many websites and apps from scratch. My key skills are: English native, Russian good HTML/HTML5, CSS Stripe API, Rest API Perl Shopify, Magento, Prestashop, WooCommerce JavaScript (React.JS, Node.JS, Vue, etc.) PHP frameworks (CodeIgniter, Yii, Laravel, Slim, etc.) SQL Programming Database Programming

• Hourly Rate$34 / Hr
• Total Earned$8000
• Experience5 Years