Crystal Developers

Sandra Evans

France

Hire Now

Hi! I am Sandra, I'm a Full Stack Developer with 7 years of experience. My strengths are communication, quick problem solving, quality code, and a desire to develop. I developed and designed many websites, web apps, and integrated many API payment systems. My main skills: Full Stack Development, Shopify Development, Web Scraping, API Integration, Game Development, Data Engineering, Mobile App Development, WordPress Development, App Development, Software Development, Web Applications, Web Design, Mobile App Design Languages: C/C++, Java, C#, .Net, SQL, HTML, CSS, PHP, Javascript, Java, jQuery, Angular, React, Bootstrap, HTML, CSS Feel free to share your project requirements related to my skills , and will provide you the best and best price service .Text to me, let's take a step into the future together!

• Hourly Rate$25 / Hr
• Total Earned$12409
• Experience7 Years

Orrin Costas

Greece

Hire Now

I have developed an automated testing framework for CI/CD to improve the average time to push new builds into production . I have also contributed expertise on the entire software development life cycle from gathering requirements to building, testing, and maintaining code for an internal Java tool that improved the speed of customer data . I have 8 years working experience. My skills include; SQL , PostgreSQL, Oracle, REST APIs (GraphQL), Git, C#, Entity Framework, Java, WCF, Phone Gap 2.0, XML, WordPress, Spring, Spring Boot, JavaEE, HTML/ CSS, AWS , Drupal , Django, MongoDB, Azure, Godaddy ,Golang and etc. I have attentively managed the front end and back - end for web and mobile applications, including React and node.js. I have conducted extensive data pipelines by acquiring data from streaming sources and transforming statistical mo dels.

• Hourly Rate$30 / Hr
• Total Earned$20819
• Experience8 Years

Matthew Smith

Ukraine

Hire Now

I am a Full Stack Engineer familiar with Agile methodologies. My working stack includes using a range of different technologies and languages (such as Java, JavaScript, HTML, PHP, C#) for developing applications, comfortable around both front-end and back-end coding languages, development frameworks and third-party libraries. My tech skact includes Ruby, PHP, .Net, C# or Java, Laravel, Django or Express frameworks, SQL, MySLQ and Oracle database systems, SOAP and REST web services, Git, CVS or SVN, etc. I am a good team player.

• Hourly Rate$45 / Hr
• Total Earned$15563
• Experience10 Years

Lili Shevchenko

Ukraine

Hire Now

I am Full-Stack Developer with 7years experience leading both front-end and back-end development, and performing quality assurance. Throughout my career, I have been acknowledged as a solution-focused professional with the ability to design and develop innovative applications using advanced technologies. I collaborate closely with the application team to develop and implement 150+ full-stack web applications, ensuring optimal functionality, quality, and reliability. Please consider the following highlights of my career: • Relevant Coursework: Operating Systems Architecture, Linux/Unix Programming, Usability in Website and Software Design, C++ Programming I & II, Web Page Development, Relational Database Design & SQL, Data Engineering, Advanced Software Programming. • Maximized applications’ efficiency, data quality, scope, operability, and flexibility. • Used various ideas from distributed computing, large-scale design, real-time data processing, data storage, ML, and AI to solve challenging dataset problems. • Managed, optimized, and updated PHP databases as necessary. • Developed app integration with REST / SOAP and other APIs for Google Maps, social media logins, payment processors, and other services.

• Hourly Rate$27 / Hr
• Total Earned$32870
• Experience7 Years

Johan Persson

Sweden

Hire Now

I am Web, Mobile and Software Developer having proven experience in large scale Web, Mobile and Software design and development for a wide variety of companies. I have got strong Front-End and Back-End skills. My English is fluent. Working with me will surely bring you many good as I am very creative and persuasive in nature. Also, I can handle things diplomatically with full professionalism. With full guarantee, I can assure you the deliverables you have asked for in the job description. So, pick me up if you think I am worth the job. Thank you.

• Hourly Rate$30 / Hr
• Total Earned$10140
• Experience10 Years

Veronika Novak

Estonia

Hire Now

Hi there! Many Thanks for Analyze my profile. I have 8 years of experience in Shopify, Shopify Template, PHP, Laravel, CodeIgniter, Wordpress, HTML5, CSS3, JavaScript. PHP, NodeJS, Python, Django, MongoDB eCommerce : Shopify, Woocommerce, Biocommerce, Volusion ReactJS, Nodejs, TypeScript CMS : WordPress, Woocommerce MVC : Laravel ,CodeIgniter, AngularJs, HTML5, CSS3, JavaScript, jQuery, Bootstrap, Json, LESS/SASS Versioning Tools : Git Designing Tools: Photoshop, illustrator 3D modeling, 3D Rendering, 3D Architecture, 2D drafting, Die design and development, 3D assembly, Product development Ability to carry out a project plan independently. Organized, Responsible, Logical thinker, Dedicated, Quick worker.

• Hourly Rate$25 / Hr
• Total Earned$7580
• Experience9 Years