Wei F.
TX
98% Job Success
Top Rated
Ranked top 10% of all Upwork talent

.Net and Java developer with 20 years, AI development with 8 years

I have around 20 years software development experience. I worked on a lot of kind of software development. include Web, Mobile(both Android and iOS) and AI development. I worked as freelancer around 15 years. Clients from United States, Europe, China, New Zealand etc. Right now I am living in United States and manage a small team in ChengDu China. We mainly focus on desktop software development, App development and Web application development. As well as AI related development Skills: 1. Programming Languages: Proficient in C#, VB.Net, Java, JavaScript, Swift, Objective-C, and Kotlin. 2. Deep Learning: Experienced in building, fine-tuning, and deploying deep learning models. 3. Backend Development: Skilled in .Net, NodeJS, and Java Spring Boot for developing robust backend systems, including RESTful API integration. 4. Web Development: Expertise in ASP.Net, ASP.Net Core, and front-end frameworks such as React, Vue, Angular, HTML, CSS, and JavaScript. 5. Desktop Applications: Proficient in building desktop applications using WinUI, UWP, WPF, and ElectronJS. 6. Mobile Development: Competent in cross-platform mobile development using React Native, Ionic, and Flutter, with a strong foundation in Android and iOS native development. 7. Database Management: Extensive experience with SQL Server, MySQL, MongoDB, and report services. 8. Architectural Patterns: In-depth knowledge of MVC and MVVM architectural patterns. 9. IoT and Embedded Systems: Expertise in single-board computers (e.g., Nvidia Jetson Nano), IoT, and smart home technologies. 10. Geographic Information Systems (GIS): Skilled in GIS mapping, GPS devices, TCP/IP listeners, and integration with Google Map API and Bing Map API. 11. AI Application Development: Experienced in developing AI applications, including those related to large language models (LLMs) and computer vision (CV). 12. Agile Methodologies: Proficient in Agile methodologies and experienced in team management. 13. CI/CD and Cloud Services: Proficient in Azure CI/CD, AWS, and other cloud services. 14. Swift and Objective-C: Proficient in both Swift and Objective-C programming languages. 15. UIKit and SwiftUI: Skilled in using UIKit for traditional UI development and SwiftUI for declarative UI design. 16. APIs and Networking: Experienced in integrating RESTful APIs, managing network requests, and handling JSON data. 17. App Store Guidelines: Knowledgeable in Apple’s App Store review guidelines, submission processes, and best practices for app distribution. 18. Java and Kotlin: Proficient in both Java and Kotlin for Android development. 19. UI/UX Design: Expertise in UI/UX design principles and practices. 20. Fragments and Activities: Skilled in managing Android lifecycle components such as fragments and activities. 21. SDK Integration: Experienced in integrating various SDKs, including Google Maps iOS SDK and DJI Mobile SDK. 22. Database Technologies: Proficient in using SQLite for local data storage solutions. 23. Version Control: Extensive experience with Git for version control, collaboration, and code management.
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Skills

Skills

  • Microsoft SQL Server
  • Management Development
  • .NET Core
  • Windows Forms
  • Startup Company