Markus Ray Email & Phone Number

Frankfurt, Hesse, Germany

Responsibilities:* Developed new features using Swift, SwiftUI, Combine, async/await, iOS 15+, and REST API* Refactored old parts of the app made with Objective-C and UIKit, adding new designs, features, and structure* Helped new iOS developers get started with the project* Wrote Unit and UI tests* sprints, Jira, SCRUM, Agile, meetings, daily standups, retrospectives, planning sessions, code reviews, GitLab* Reviewed main tasks, split them into smaller tasks, and handled them from start to finish for the App Store.Achievements:* Improved push notifications to work better with the server, so they are more relevant and arrive at the right time for users* Created new sections and updated old ones with a fresh design and more features, which helped the company raise client rates and made the app look great* Set up AppsFlyer framework for tracking user behavior within the app. Collaborated with marketing to identify user behavior patterns and reposition key features accordingly* Added a new system to send messages through WhatsApp* Set up new standards for the iOS API, rewrote server requests for the new system, and made a process for future requests.

Tallinn, Harjumaa, Estonia

I worked on developing iOS mobile applications.During this time, I gained a lot of commercial experience.One of my key achievements was my major role in creating the 24.7 Fitness.ee app for a network of 12 gyms in Estonia.