Worked in product company, application about cashback from shops with internal payments. Worked almost year on xamarin.forms, after that we migrated to flutter getx, recreated whole app from zero, worked on flutter for 1 year. On xamarin.forms interesting things: created bindings for native ios+android Zendesk library, facebook library, kustomer library, integrated Apple Pay, implemented Rebrandings, Performance improvements. On flutter: bindings for kustomer library, writed share extensions on android kotlin and ios swift, inapp browser with js injections. Mentoring of people from Israel.

1) Native Xamarin.Android, worked for about a year, social network based on user reputation with facebook, google, reddit, twitter, linkedin. Text chats on socket.io, Firebase Auth. I worked alone, somewhere in the middle of the project I started mentoring a junior developer. 2) Native Xamarin.Android + Xamarin.iOS. I have worked for about 2-2.5 years. An application with the purchase of phone numbers, used by Liblinphone for Sip telephony. An application similar to Viber, WhatsApp with the ability to purchase multiple real phone numbers. Payment via Apple In-App Purchases, Google Iap, Stripe. Additional processing of push notifications in the notifications service extension for ios. Working with the address book. Chats with pictures, messages were sent directly via Sip. Firebase Auth. SQLite caching. Internet image caching. Caching local preview images (when choosing images to upload to chat). I developed the mobile part myself, developed the architecture for payments, how the backend (logic) and, accordingly, the mobile part should work. 3) Native Xamarin.Android + Xamarin.iOS Application for organizations, groups, their lightweight administration and sale of subscriptions / tickets. SignalR was used for the chat. Developed one.

Xamarin.Forms development Xamarin.Forms (android + ios), worked for about six months, an application for creating backups of the phone gallery. I worked alone on the mobile unit.

Engineer Programmer

Technician Programmer