springdragon43mのプロフィール画像
@springdragon43m
登録日: 2017年7月22日
6 推奨

springdragon43m

オンライン オフライン
I'm a full stack developer with over 8 years of extensive experience in several stages of development lifecycle, including requirement analysis, concept development, UX, development, and support. I'm passionate about building and maintaining seamless softwares for my clients, while offering them inner peace and confidence which only come from having a partner whose experience, background and expertise they trust. ✔︎ React.js, AngularJS, Vue.js, Ember, BootStrap ✔︎ Native(Objective-C, Swift, Java) and Cross-platform development: React Native, Xamarin, Ionic/Cordova, Titanium ✔︎UI/UX design, Unity3D game development ✔︎ Node.js, Express, Python, Laravel, CodeIgniter, CakePHP, Yii ✔︎ GraphQL, MongoDB, MySQL, DynamoDB, Postgres ✔︎ Wordpress, Wix, Magento, Shopify, Woocommerce, BigCommerce, Prestashop, Drupal, Joomla ✔︎ C#, ASP.NET, Golang, Ruby on Rails Thank you
$999 USD/hr
44レビュー
6.8
  • 100%完了したプロジェクト
  • 97%予算内
  • 90%定時完了
  • 14%再採用率

ポートフォリオ

最新のレビュー

  • dylankltuckerの画像 App Build in Ionic Framework $2760.00 USD

    “did great work. was quick and efficient and was super good at communication [26 November, 2018] did a good job”

  • Basekampの画像 app development $2800.00 USD

    “He did an outstanding job on each section of the project. Very professional, great at communicating and promptly finished work. No question would Hire him again and will when we continue our development on our project.”

  • Romanrgoldの画像 Project for Valentin J. -- 18/11/07 15:25:48 $555.00 USD

    “Recommend !!!”

  • justinwright2の画像 New Parent Skills App $250.00 AUD

    “Valentin is a ver good professional we got off to a shaky start as we did not know frelancer well and did not fully understand the process for making applications. Valentin showed us the way and guided us, he still brought the project in in record time and within the agreed budget. He is very professional , quick and have ggreat attention to detail! Valentin is our Champion!”

  • RealityEngの画像 Adding features to our Xamarin iOS application $66.00 USD

    “Very patient and understanding. Quick to respond!”

  • smac2718の画像 Demo MapBox Navigation App $613.00 USD

    “It was a pleasure working with Valentin. He was responsive to all my request and changes for the mapping app he was developing for me. I would highly recommend him.”

経歴

Mobile applications and Web Developer / Project Manager / Service Provider

Sep 2008 - May 2016 (7 years)

I've developed so many mobile applications and websites in this company. Also I've managed several big projects.

学歴

Master of Computer Applications (M.C.A.)

2004 - 2008 (4 years)

認定

  • Preferred Freelancer Program SLA
    100%
  • US English Level 1
    85%
  • WordPress
    85%
  • PHP Level 1
    75%

認証

  • Facebook 接続済み
  • 優先フリーランサー
  • 認証済み支払方法
  • 電話番号認証済み
  • 本人確認済み
  • メール認証済み

私のトップスキル

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