Aleksei Grebenkin

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Registration: 01.11.2023

Specialization: iOS Developer

— I am a reliable iOS developer with almost four years of experience. Besides the usual iOS development knowledge, I have experience with other technologies, as I worked as a full-stack developer. — For half a year I managed the mobile development of the ‘Loolza’ application as a team lead.

Portfolio

Ryadom

I am iOS developer - I response for the release of the application on AppStore. - Develope of new features, - Support app - Fix bugs

Loolza

I am iOS developer - I response for the release of the application on AppStore. - Develope of new features, - Support app - Fix bugs

Babydayka

I response for the release of the application on AppStore. Develope of new features, support app, and fix bugs.

Skills

Alamofire

AngularJS

AVFoundation

AWS

Bash

CallKit

CoreData

Git

JavaScript

Nginx

PHP

PHPStorm

Postman

RxSwift

SCSS

SnapKit

SOAP

SQL

StoreKit

StoryBoard

Swift

UIKit

WEBRTC

Yii2

Work experience

iOS Developer

since 01.2020 - Till the present day |Rucode

Swift

● Managed development for ‘Loolza’ application for iOS and Android platforms as a team lead. ● Designed and developed a commercial application for providing consultations to various experts - ‘Loolza’ (loolza.ru) from scratch to release on App Store. ● Maintained synchronization of the 'Loolza'' local base on a phone for ‘Loolza’ application. ● Developed features for the baby journal ‘Babydayka’ (babydayka.com) mobile application ● Implemented API tests in Postman for 'Babydayka' application. ● Designed and implemented message’s chat and audio/video calls in the 'Loolza' application. ● Integrated ApplePay, Tinkoff, YandexKassa payment systems for 'Babydayka' and 'Loolza' applications. ● Refactored 'Babydayka' code to optimize screen transitions and fast feed loading.

Backend Developer

09.2017 - 01.2020 |Rucode

PHP, YII2, SQL, SOAP

● Refactored ‘Babydayka' backend server code. Optimized SQL requests and DB structure. Reduced the execution time of heavy requests from 3-5 sec to 0.2-0.3 sec. ● Designed and implemented the REST API for commercial users of service RIAS - data exchange system with the state information system of housing and communal services (GIS ZHKH). ● Developed the RIAS web application interface. ● Maintained and developed data exchange services between RIAS and GIS-ZHKH to the SOAP protocol.

Educational background

Technical Systems Management and Informatics Engineering (Masters Degree)

2002 - 2008

B.N.Yeltsin Ural Federal University, Russia, Ekaterinburg

Languages

EnglishUpper IntermediateRussianNative