Managing a fully remote cross platform engineering team consisting of 8 engineers (Full-Stack, Backend, iOS and Android) located in 5 different timezones and 4 different countries.

Working on several apps for clients and own apps

Working on several apps for clients and and own apps.Planning and implementation of MVP for a Startup. - iOS App implementation in Objective-C (UIKit, AFNetworking, Stripe for Payments via Credit Card) - Backend implementation in Ruby on Rails and Deployment via AWS

Responsible for maintenance and implementation of major features for a Betting App. Involved Technologies: Objective-C, REST, AFNetworking, Auto-Layout, Core Data, Core Graphics, Custom Transitions, Core Location, Push Notifications.

Lead a team of 3 iOS developer and 2 Android Developers and implemented 6 apps with them. 50% percent of my time was used for implementation of iOS apps and 50% of my time was used for management and other tasks.Technologies, tools and libraries used: Objective-C, Swift, REST, AFNetworking, Auto Layout, iBeacon, A/B Testing, Core Data,Unit Tests, Custom Transitions, websocket communication, Core Location, OAuth, Parse, Push Notifications, Facebook SDK, Core Image, Caching, Java, Android SDK.Did the Candidate screening and interviews for iOS & Android candidates for Project A Ventures and our companies (interviewed more than 50 candidates).Helped the existing online marketing team to understand mobile app marketing and what's necessary to successful market an app.Did the product management for several apps, provided mockups and worked together with designers to get the best app experience possible.Worked together with the business development team and screened mobile startup ideas.

Implemented three iOS apps (native and HTML container apps). Worked closely with the backend team to define the APIs for the apps. Did the code review for an app which was realized by a agencyTechnologies used: Objective-C, Sparrow Game engine, REST, AFNetworking, Sencha Touch, Core Location

Done several projects for clients on a contract basis and published own apps in the app store.Realized a restaurant app for the service and kitchen employees on client and backend-side.Implemented and published an christmas app which reached #1 in the german app store.

Was part of a bigger iOS Development Team (10+ people).Worked on iPad newspaper app „Bild HD“ (4th biggest newspaper of the world)Realized location-based app of research project „Alexandria“Technologies used: Objective-C, ASIHTTPRequest, REST, Augmented Reality, Three20.

Realized NGO project management Web ApplicationsTasks: Development, design, requirements EngineeeringTechnologies used: PHP, MySQL, Smarty

Intern in the IT department worked with and implemented VPN, OTP and Firewall systems.