Thanks for visiting my profile. This is Maosen who is verified. I believe honesty and responsibility is what makes me really stand out among the top Upwork developers. You will never waste your time and money working with me. I'm an expert in developing iOS/Android-based mobile apps with more than 8 years of experience in Objective-C, Swift, C/C++, Java, as well as implementing web services, architecture design and enterprise mobile environments. Expertise: Is there anything I can help you with in regards to mobile? I'd be happy to get a chance to collaborate with you. Thanks, Maosen Hu