Sarah Kovalenko - Hire at Ithire

Sarah Kovalenko

Ukraine

  • Hourly Rate$20-30 / Hr
  • Total Earned$14820
  • Experience10 Years

Skills

  • 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

Full Stack and Web App Developer

I am a professional Full Stack and Web app Developer. I have been working for different organizations for more than 10 years in both front-end and back-end development. I also can design websites and develop different mobile apps. My skills are: HTML/CSS, JavaScript, PHP, Laravel, React JS;Git and Github, Web architecture; UI/UX, 2D and 3D design, Photoshop, Illustration;Python, Java, Spring, Hibernate, C#, C, C++, Swift, Ruby; MySQL, SQL, MongoDB, Orade, Microsoft SQL Server; eCommerce-Shopify, Woocommerce, Prestashop;CMS- Wordpress, Wix, Squarespace, Webflow; Data Structure and Algorithm;IDEs-VSCode, Intellij IDEA, NetBeans, Eclipse; Cloud platform-AWS, GCP, Azure; Notepad++. My target is to look for best and clear solutions to develop the app, so don’t hesitate to contact me.

Reviews

Adding features to an existing React app

March 1, 2019 - March 8, 2019

40 Hours | $20 / hr

I had a very positive experience with Sarah

Review analysis tool-Senior RoR & React Developer

May 10, 2019 - May 25, 2019

80 Hours | $19 / hr

Sarah is a very great engineer with a lot of technical knowledge, she helped us to fix difficult tasks and also helps in create new feature. Her communication is also really good, which makes conversation easy. Hopefully we will have a chance to work with her again in the future.

Js developer for pop-up creation

November 15, 2019 - December 1, 2019

80 Hours | $21 / hr

she worked very well for me. Thanks,Sarah for your collaboration!

Web Development

October 12, 2020 - November 5, 2020

120 Hours | $22 / hr

Sarah is very talented and was able to accomplish in an innovative way. The project took another turn and turned out to be very simple basic implementation. Highly recommend her for professional job.

Web App Assistance

January 20, 2021 - February 1, 2021

40 Hours | $19 / hr

A fantastic work. I would hire her back in an instant!

Azure DevOps Board + Project Online Integration - Consultation

March 2, 2021 - March 24, 2021

120 Hours | $20 / hr

Very professional and expert quality as expected. Highly recommend for any consulting - prepared an excellent documentation plus very professional conduct. It was a pleasurer working with Sarah.

Jr. Ruby Developer

May 11, 2021 - May 29, 2021

80 Hours | $18 / hr

Thank you for all the hard work! Well done!

Front end report development

April 2, 2020 - April 15, 2020

60 Hours | $21 / hr

Sarah is hired to help me in accelerating the delivery of my project. Her primary responsibility is to develop site level HTML and CSS code. She has done an excellent job for me. She is always available, prompt with her deliverables. Her deliverables are also of high quality. I will hire her again for my project

Hiring CSS developer

November 10, 2020 - November 18, 2020

40 Hours | $18 / hr

Sarah was professional, helpful and skillful, we are very pleased with her delivery and are happy to recommend her.

Need to get front end work done

March 15, 2021 - April 2, 2021

80 Hours | $20 / hr

Really great working with her. Very communicative, high quality of work