Development on Flutter, iOS and Android.

Stack: WebRTC, gRPC, Firebase (Messaging, Analytics), Redux.

Development on Flutter on iOS and Android. Technologies were used: WebRTC, gRPC, Firebase (Messaging, Analytics), Redux.

Based on the results, a fully working MVP was developed, which won the All-Russian competition of the Ministry of Tourism.

Solving information security problems: – studying API calls of mobile services (MiTM, Frida);
– studying network traffic and extracting signatures from it to create filtering (Wireshark).

Writing application software for Linux systems network administrators (Python). Assistance in creating a monitoring system (NodeJS, JS).

Preparation of technical tasks for performers of scientific research and technical work on the creation of software and hardware complexes.

Negotiation with the customers at all stages of work (prototyping, design, execution).
iOS app development from scratch (Swift):
– connecting the server REST API;
– connection of maps and geolocation functions (Core Location, Google Maps);
– layout in Interface Builder and in code.
Leadership of the Android developer team. 2 applications with different functionality have been created: client and for cashiers.
Modification of the Android application for cashiers for the Equator platform.
Development of the server part of the service from scratch:
– writing backend and frontend backoffice (PHP + Laravel, JS, MySQL);
– connecting the Yandex service.Cash registers;
– writing an API for a mobile application.

(I have decided to rewrite applications using Flutter)

iOS app: https://apple.co/2WJQ5Rq
Android application: http://bit.ly/2Q84kgf
Android application for cashiers: http://bit.ly/2QcPV2l
Back office: https://pday.online/

Firebase Integration (Cloud messaging)
Adding an authorization screen.
Implementation of the functionality of collecting user geolocation data in the background.
Swift.