Jun Zhang – Mobile Developer

Jun Zhang

Mobile Developer

 Jun Zhang is a detail-oriented mobile developer with expertise in writing Native and Flutter cross-platform apps. He is passionate about finding long-term, scalable solutions and delivering high-quality mobile applications.

He takes pride in the mobile app he developed for a startup. Jun was the sole mobile developer for the project, which reached over 100,000 users and achieved a commercial valuation of more than $50 million.

Jun’s career has primarily focused on the administrative and eCommerce industries, and he thrives in collaborative environments where knowledge-sharing and teamwork ensure project success.

Jason Li
Full-stack Developer

Expertise

Android: 4 years
Flutter: 4 years
Dart: 4 years
Java: 4 years
Firebase: 3 years
Mobile Development: 6 years
Kotlin: 2 years
Swift: 1 year
iOS: 1 year
JavaScript: 1 year

Working Experience

2020 – 2024

Mobile Developer

  • Implemented OneSignal SDK and fixed platform-specific issues.
  • Restructured the app using the Repository pattern.
  • Worked on MixPanel SDK, Adjust SDK, and Zoho.
  • Added unit testing, deep link implementation, and language localization.
  • Built both production and staging environments for the app.

2019 – 2021

Android Developer

  • Developed features using Google Maps SDK, including custom markers and polylines.
  • Integrated Google Firebase services like Auth, Crashlytics, and Analytics.
  • Implemented Google and Facebook login features.
  • Built authentication systems using Bearer tokens and adhered to the MVC pattern.

2019

Android Developer

  • Developed features using Google Maps SDK, including custom markers and polylines.
  • Integrated Google Firebase services like Auth, Crashlytics, and Analytics.
  • Implemented Google and Facebook login features.
  • Built authentication systems using Bearer tokens and adhered to the MVC pattern.

2017 – 2018

Accountant

  • Created a CRM system for the company using HubSpot.
  • Designed a custom Excel-based accounting program.
  • Managed customer relations and provided direct support to the company manager.

Education

2021

MSc. Software Engineering

 Guangdong University of Technology

2019

Standalone Course: DS SolidWorks Corporation

 CSWA

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