Senior ios developer

Built an iOS app that was installed by 400 000 people

Twelve years of professional programming experience with consistently increasing responsibilities in design and development of the commercial applications on different platforms and environments

Four years of experience in leading of the software developer's team (up to 5 persons)

Strong proficiency in problem solving, initiative taking, time management

Experience in design, development and implementation of the enterprise level distributed desktop and service-based business applications

Domain experience in biometric technologies, electricity transmission and investment banking

Ability to learn new technologies quickly and independently

Work Experience

Dec 2019 - Current

LifeWheel, Senior iOS Engineer, Founder

Swift, Objective-C, Design Patterns, UIKit, SwiftUI, Firebase, CoreData, Realm, SQL, JSON, XML, Xcode, Git, JIRA

Responsibilities

Developing the app from scratch and releasing it to the App Store, performance optimizations, new features development, bug-fixing

Release-management, subscriptions and one-time purchases management

Facilitating scrum meetings, performing customer interviews, establishing partnerships, hiring

A/B tests designing and implementing Developing

Built an iOS app using Swift that was installed by 400 000 people (using Swift, Objective-C and VIPER architecture)

Jul 2019 - Dec 2019

Luxoft Eastern Europe Ltd, Ukraine, Senior Software Engineer

.NET, C#, WPF, SQL, Design Patterns, MS Visual Studio, TFS, Jenkins, MS.TEST Responsibilities:

Code review, architecture/design documents review;

Performance optimization; New features development & issues fixing Developing:

C# applications using WPF engine and server side services; SQL database scripts, packages, tables and etc.

Jul 2016 - Jul 2019

Luxoft USA, Senior Software Engineer

.NET, C#, WinForms, WPF, SQL, Design Patterns, COM, MS Visual Studio, Perforce, Git, Bitbucket. Bamboo, Jenkins, Sybase, VBScript, ADO.NET, ASP.NET, MS.TEST, TDD

Responsibilities:

Code review, architecture/design documents review; Participating in setting up dev and test environments

Analysis of application bottlenecks and propose approaches for optimization, mentoring of new team members

CI automation development: bash-scripting, Jenkins jobs configuration Developing:

C# applications using WinForms engine and server side services; SQL database scripts, packages, tables and etc.

Mar 2014 - Jul 2016

Luxoft Eastern Europe Ltd, Ukraine, Senior Software Engineer

.NET, C#, WPF, WinForms, MS.TEST, Multi-Threading, MS Visual Studio, Oracle, MS SQL, MySQL, GIT, WCF

Responsibilities:

Investigating and debugging severe issues; new features development and performing fully covered code-reviews;

Analysis and arrange requirements; Developed:

C# applications using WPF engine and MVVM pattern; WinForms; WCF services with SOAP, REST and TCP protocols;
C# applications with Oracle databases;

Oct 2013 - Mar 2014

ZeoBit Kromtech), Ukraine, Senior Software Developer

.NET, C#, WPF, WinForms, Multi-Threading, MS Visual Studio, TDD Responsibilities:

Investigating and debugging severe issues, new features development

Participating in software integration process. Developed:

C# applications with WinForms and WPF;
Image processing libraries using C and OpenCV; MS SQL databases including stored procedures.

May 2009 - Oct 2013

CallWay, Ukraine, Junior Software Developer, then Middle Software Developer, then Senior Software Developer / Team Lead

.NET, C#, WPF, WinForms, SQL, Multi-Threading, Design Patters, MS Visual Studio, TDD

Responsibilities:
Facilitating scrum meetings Scrum Master); Clarification of requirements and sprint planning; Investigating and debugging severe issues;
New code development;
Participating in software integration process.