Xavier

WORK HISTORY

EDUCATION

SKILLS

ABOUT XAVIER

With +10 years of Swift and Objective-C development, making native iOS apps is my passion! My drive is to enhance professionals\' careers; that\'s why I mentor co-workers and why I am the Full iOS Professor at IESB College.WORKMy greatest strength is developing quality testable code and creating a unique user experience focusing on UI/UX details by following the iOS Human Interface Guidelines on my code. I also want to keep the users continuously interested in the App; thus, I always run analytical checks on Firebase to determine features\' usage. I have experience working in a startup and corporate environment. I\'m leading the iOS development team at Yaar in a SCRUM and Agile environment.As a speaker, I presented a technical lecture about Core Data Migrations at the biggest iOS Developers conference in Brazil - NSBrazil Conference. Also, I have published an at the Conference. My English CEFR level is C1.(IELTS L:8.0 R:9.0 W:7.0 S:7.0)EXPERIENCE Published +10 apps in the App Store and Play Store. Architected significant new enhancements with attention to modularization with MVVM-C. Automated the deployment with a Continuous Integration stack using BitRise. WHAT I BROUGHT TO THE COMPANY Delivered an App solution providing access to +100k users struck by the coronavirus pandemic that could not go to the bank. Brought US$ 1,5M of revenue and 30k more daily users over six months with the instant payment/withdrawal by QR code reading (iOS & Android). Amplified the number of users by implementing accessibility features within the \"BB Investimentos\" App. Developed significant app features, including chatbot, push notifications, user leaderboard, and app onboarding with Core Animation. EXPERTISESwift programming language, SwiftUI, MVC, MVP, MVVM, app architectures, push notifications, MapKit, Core Data, Core Animation, CoreML, NSURLSession, CocoaPods, Moya, Firebase framework, unit testing, git, kotlin, NodeJS, MongoDB, reactive programming (FRP), object-oriented programming, TDD, and design patterns.CONTACTDo you want to hire an expert iOS developer for the team or have someone training your team? I\'d love to chat!Email me at r•••••@gmail.com or send me a message to discuss the next steps. Want to chat about app development? Connect with me here and send me a message!