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Andriy T.
Last update: 06 Dec 2018
SENIOR
iOS developer
I have a Master’s Degree in Computer Science and over 12 years of experience in software development.

I've been working as an iOS developer since 2016. I worked with clients in the information services, healthcare, enterprise solutions.

I have advanced skills in:
- development and support of iOS applications using both Swift and Objective-C;
- building animated UI (Storyboard, Xib, Autolayout, Core Animation, Core Graphics);
- database development (CoreData, SQLite);
- RESTful API integration (JSON, XML);
- multithreading (GCD, OperationQueue);
- location services (Core Location, beacons) and maps (MapKit) integration;
- services integration (Firebase, Google API, Facebook API);
- third-party framework/SDK integration;
- resolving memory issues.

I strive to make an excellent product and help my clients bring their vision to life.
All rates are indicative, annual rate includes 20% discount
20% discount on yearly basis
GMT-5 USA East (ET)
Atlanta/US, Kremenchuk/Ukraine

Works

EXPERIENCE

Industry Experience

E-Commerce & Retail, Social Media & Communication, Banking & Finance, Business & Productivity, Information services & Technologies, Healthcare & Medicine

Product Experience

Mobile iOS application, iOs apps, app for project management, Time tracker, Medical data exchange system

PORTFOLIO HIGHLIGHTS

Oct `18 – Dec `18

2 months

iOS AR mode app

iOS developer

Implementation of the iOS application for objects placement in augmented reality (AR) mode

An iOS application for placing objects in augmented reality (AR) mode.

Technologies Stack:

React Native iOS SDK ARKit

Industry:

E-Commerce & Retail

Product:

Mobile iOS application

Jul `18 – Oct `18

3 months

Social Network iOS App

iOS developer

Support of the iOS application: UI, network layer, CoreData functionality, Google API and Facebook API integration. About 40 screens.

Social Network iOS App

Technologies Stack:

Facebook API Google Maps Swift CoreData CoreLocation Firebase database

Industry:

Social Media & Communication

Product:

Mobile iOS application

May `18 – Jul `18

2 months

Spendings Management iOS App

iOS developer

Support of the iOS application for spendings management, discount search. Implemented adverts beacons tracking.

Spendings Management iOS App

Technologies Stack:

Multithreaded Programming Swift CoreLocation

Industry:

Banking & Finance

Product:

iOs apps

Nov `17 – Dec `17

1 month

CREW

iOS developer

Implemented basic design of the application, network layer, CoreData functionality.

Internal project

Web service for tracking time, which associated with the development of software. Manage the development process, including creation company account, project, assign a user to project like a team member and progress report using web service or mobile app.

Technologies Stack:

Swift Alamofire CoreData REST API

Industry:

Business & Productivity, Information services & Technologies

Product:

app for project management, Time tracker

Works:

May `17 – Sep `17

4 months

An iOS Application for Medical Personnel

iOS developer

Improved and optimized bi-directional data synchronization between iOS application and server over REST API. Resolved major issues with multithreading and CoreData. Resolved issues with autolayout and optimized UI for iPad.

(under NDA)

The project was intended to develop an application for medical personnel that would simplify the process of collecting and storing all patient information. The solution allowed for creating medical records using customizable templates. Medical records were encrypted and stored on a server. The existing records could be sent by email as PDF files and edited by other doctors.

Technologies Stack:

Objective-C Multithreaded Programming Swift AFNetworking Alamofire CoreData RESTful API

Industry:

Healthcare & Medicine

Product:

Medical data exchange system

Apr `17 – May `17

1 month

RSS Fead Reader iOS App

iOS developer

Development of the iOS application - RSS Feed Reader. About 5 screens. Data is fetched from the server as XML and stored in the CoreData.

RSS Fead Reader iOS App

Technologies Stack:

Objective-C Multithreaded Programming Swift CoreData

EDUCATION

Kremenchuk Mykhailo Ostrohradskyi National University

Master’s degree in Computer Science

Web & Mobile Development agency #129

10-50
Atlanta/US, Kremenchuk/Ukraine
GMT-5

Industries

E-Commerce & Retail, Banking & Finance, Entertainment & Games, Sports & Fitness, Law & Government, Statistics & Atalytics, Travel & Tourism, Kids & Childcare, Healthcare & Medicine, Food & Drink

Software development services for your growing business: Web, Backend, IoT, Mobile & API development, Dedicated Team, Quality Assurance and Continuous Support.

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