heltleo59s profilbilde
@heltleo59
Chinas flagg Dandong City, China
Medlem siden 4. september 2017
1 Anbefalinger

heltleo59

Pålogget Avlogget
"Success usually comes to those who are too busy to be looking for it." "There are no secrets to success. It is the result of preparation, hard work, and learning from failure." As a professional full stack mobile/web developer with over 10 years of experience in Web and Mobile(iOS/Android) application development. ★ Experiences and Skill set I have. ● Native mobile app development: Swift4/3, Objective-C, Java ● Hybrid mobile app development: React Native, ionic ● WebService and Backend API development: Ruby on Rails, Node.js, Python, PHP, Golang ● Web Frontend development: Javascript, Bootstrap, HTML, CSS, Angular.js, React.js, Vue.js... ● Database: MongoDB, MySQL, PostgreSQL, NoSQL, FireStore ● Deployment: AWS, Azure, Heroku, iCloud, Google Cloud, DigitalOcean Please feel free to contact me at any time. Always Welcome!
$55 USD/hr
46 omtaler
7.3
  • 98%Jobber fullført
  • 97%På budsjett
  • 100%Punktlighet
  • 17%Gjenta ansettelsespris

Portefølje

Nylige omtaler

  • bilde av Romanrgold React and rails developer for website $3333.00 USD

    “Amazing expert in Rails !!!”

  • bilde av Romanrgold Flutter developer to rewrite existing app in Flutter $4444.00 USD

    “Once again we get results and functionality we need to keep our project going.”

  • bilde av zyondymonds Project for Zhang H. $281.10 USD

    “Thanks for all your help. [22 September, 2018] Thanks for all you work Zhang. Looking forward to working with you in the future”

  • bilde av waqaslone1 Expert iOS Objective C Developer needed to fix iPAD App Remotely $49.00 USD

    “An Ideal worker for anyone. Zhang was able to understand and fix the error right away. Would soon love to work again with him. Thanks for your help!”

  • bilde av cideas Ionic App Navigation fixes $55.00 USD

    “Quick programmer, will get your job done but a word of caution - ensure you describe your requirement very clearly to him. He is particular about the project description before he begins.”

  • bilde av SportSnapShare Project for Zhang H. €220.00 EUR

    “Very good communication, delivered on time. It was nice working with him!”

Erfaring

Lead Software Developer

Mar 2014 - Dec 2018 (4 years)

Worked at small outsourcing company as lead software developer.

Senior Web Developer

Jun 2011 - Mar 2015 (3 years)

As a professional full stack expert, I've developed many simple and complex websites over 2 years. Also Seioglobal was good place which I start to learn AI, ML and Bot.

Mobile Application Developer

Jun 2006 - Aug 2011 (5 years)

I have learned a lot of acknowledgements of iOS/Android app development and have good experiences of UI/UX design and BACKEND

Utdannelse

Master of Computer Applications - MCA, Computer Programming, Specific Applications

2000 - 2005 (5 years)

Sertifikasjoner

  • Preferred Freelancer Program SLA
    92%
  • Ruby on Rails
    85%
  • US English Level 1
    75%

Verifiseringer

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  • Betaling verifisert
  • Telefon verifisert
  • Identitet verifisert
  • E-post verifisert

Mine toppferdigheter

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