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Sergii R.
Last update: 24 Apr 2019
SENIOR /team lead
Skilled iOS App Developer with a strong current background in industry technology.
Proven ability to work independently or as part of a team. Adept at technical troubleshooting and anticipating future potential problems. Team player with strong communication skills.
All rates are indicative, annual rate includes 20% discount
20% discount on yearly basis
GMT+2 East Europe
Kiev/Ukraine;Irvine,CAL/USA

EXPERIENCE

Industry Experience

Sports & Fitness, Logistics & Transportation, E-Commerce & Retail, Business & Productivity, Healthcare & Medicine, Electronics & Equipment, Information services & Technologies

Product Experience

Mobile iOS application, android application, Company's website, iOs apps

PORTFOLIO HIGHLIGHTS

Mar `18 – Present

1 year

YChamp

iOS developer

- designing API together with the backend developer; - working out UX/UI with the designer.

The YChamp application is an activity tracking program that selects users for ideal opponents in competitions, considering and comparing their capabilities.

Technologies Stack:

Objective-C JSON Swift CoreData Realm REST API

Industry:

Sports & Fitness

Product:

Mobile iOS application

Works:

Aug `17 – Present

1 year

Rodnik

Develop application from concept to end delivery and support.

Design and build iOS mobile applications. Collaborate with cross-functional teams to analyze, design, and ship new features. Fully responsible for mobile app development in the team Build and publish applications in app stores. Implement new technologies to maximize application performance.

Application for a network of gas fueling stations.

Technologies Stack:

Objective-C Swift REST API

Industry:

Logistics & Transportation, E-Commerce & Retail

Product:

android application, Company's website, Mobile iOS application

Works:

Dec `17 – Jan `18

1 month

JustSnap

iOS developer

UI development, page scanning framework for integration into a third-party application, working with open CV

The mobile application allows you to scan documents and recognize text.

Technologies Stack:

Objective-C JSON Swift CoreData Realm REST API

Industry:

Business & Productivity, E-Commerce & Retail

Product:

iOs apps, android application

Works:

Apr `17 – May `17

1 month

Harmonia

Designed, built, and modified new and existing mobile application.

Developing new user-facing features using React Native. Collaborate with cross-functional teams to analyze, design, and ship new features.

This is a news application in the medicine category.

Technologies Stack:

Objective-C Swift REST API

Industry:

Healthcare & Medicine

Works:

Apr `17 – Apr `17

Avtozvuk.ua

Review and solve technical problems in existing application.

Design and build iOS mobile applications. Collaborate with cross-functional teams to analyze, design, and ship new features. Fully responsible for mobile app development in the team Build and publish applications in app stores. Implement new technologies to maximize application performance.

Application for the sale of car accessories. We Integrated Google Analytics with full customization and finalized small functions, after previous developers.

Technologies Stack:

Objective-C Swift Firebase database

Industry:

Electronics & Equipment

Sep `14 – Mar `16

1 year

DriverNotes

Design and development of UI controls, synchronisation of client data with web application, new features implementation.

Design and build iOS mobile applications. Collaborate with cross-functional teams to analyze, design, and ship new features. Fully responsible for mobile app development in the team Build and publish applications in app stores. Implement new technologies to maximize application performance.

DriverNotes is startup project for drivers, which helps keep track of all the costs, costs and events occurring with the car.

Technologies Stack:

Objective-C Python SQL Bash REST API

Industry:

Information services & Technologies

Works:

Dec `12 – May `13

5 months

Different projects for training and fixing bugs in existing projects

Studied the development of ios mobile applications.

Intersog - is a software development company of Ukraine. It is a team a full-cycle web, mobile and enterprise application development. There are many different projects, lke "Mitsubishi Motors", "The Universiy of Chicago" etc.

Technologies Stack:

Objective-C Python SQL Swift Bash REST API

Industry:

Information services & Technologies

EDUCATION

Petro Mohyla Black Sea State University

Specialist of Computer engineering

Mobile & Web development agency #200

CoreTeka is a team of highly experienced software developers and marketing experts focused on consulting, development and implementation of innovations in retail industry, transportation and automotive business. CoreTeka is focused on 3 main industry sectors: Transportation, Automotive, Retail but also ready to implement projects of any complexity in other industry sectors. Сlients: KIA Motors, Toyota, Chevrolet, Gaztron (LPG Trading), UkrAVTO (Ukraine's largest automobile distributor). Technology stack: - UX / UI Design (Mobile app design, Web design); - Front-End development; - Back-End development; - Mobile App development. Experience in Retail: - Loyalty programs; - Real-time sales analytics; - Mobile applications. Experience in Transportations: - Transport Management Systems (TMS); - Mobile apps for logistics and couriers services; - Ticketing systems, complex logistics projects.

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