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Andriy T.
Last update: 25 Jul 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+2 East Europe
Atlanta/US, Tallinn/Estonia, Kremenchuk/Ukraine

Works

EXPERIENCE

Industry Experience

Business & Productivity

Product Experience

Medical data exchange system, Time tracker

PORTFOLIO HIGHLIGHTS

May `17 – Present

1 year

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

Product:

Medical data exchange system

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 development process, including creation company account, project, assign 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

Product:

Time tracker

Works:

EDUCATION

Kremenchuk Mykhailo Ostrohradskyi National University

Master’s degree in Computer Science

Web & Mobile Development agency #129

10-50
Atlanta/US, Tallinn/Estonia, Kremenchuk/Ukraine
GMT+2

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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