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Sergey Y.
Last update: 24 Sep 2019
SENIOR
Senior Android Developer
-4 years of application development and programming experience.
-3 years of commercial Android application development.
-Experience in major programming languages, databases, operating hardware and software.
-Experience of object-oriented analysis and design.
-Solid mathematical background.
-Gathering requirements, writing well structured documentation establishing development goals, estimating tasks and projects.
All rates are indicative, annual rate includes 20% discount
20% discount on yearly basis
GMT+2 East Europe
San Francisco/USA, Kharkiv/Ukraine

EXPERIENCE

Industry Experience

Food & Drink, Business & Productivity

Product Experience

Delivery app, iOs apps, android application, Android Apps

PORTFOLIO HIGHLIGHTS

Sep `19 – Sep `19

Ruben Delivery

Android developer

mplementation UI and animation Implementation of client-server networking Work with MVVM architecture Work with third-party libraries (rxjava,lottie,retrofit2,glide, firebase, mockito,espresso, realm) Work with the java language Implementation of the payment system

Switzerland

Ruben Delivery is a user-friendly mobile application that allows anyone (of a legal age - 18+) get their favorite products from our carefully chosen partners and get them delivered to your doorstep within one hour!

Technologies Stack:

Java

Industry:

Food & Drink

Product:

Delivery app

Works:

Sep `19 – Oct `19

1 month

Keen

Android developer

-Implementation UI and simple animation -Implementation of models and data of the application -Implementation of client-server networking -Work with MVVM architecture -Work with third-party libraries (DataBinding, LiveData,MotionLayout,Firebase,Volley,FacebookSDK,MarketoSDK,Lifecycle) -Work with the java, Kotlin languages -Implementation of the payment system

Keen is the world’s largest network of talented psychics, providing psychic readings to help you find answers to your most pressing questions about love, relationships, career, and more! With the Keen app, you will also receive a free daily horoscope!

Technologies Stack:

Java Kotlin

Product:

iOs apps, android application

Works:

Sep `19 – Oct `19

1 month

App for buying wholesale cigarettes

Android developer

Implementation UI and simple animation Implementation of models and data of the application Work with third-party libraries (lifecycle,play-services,navigation-fragment,glide,retrofit2, room,espresso,kakao,crashlytics,firebase-messaging, SingleActivity) Implementation of client-server networking Work with the Kotlin language Worked on improving application performance and fix bugs

App for buying wholesale cigarettes

Technologies Stack:

Kotlin Espresso Glide Retrofit 2 Crashlytics Room database

Sep `19 – Oct `19

1 month

App helps studios and instructors boost their client retention rate

Android developer

Primary Responsibilities: Implementation UI and animation Work with third-party libraries(apollographql,facebook-login,glide,firebase,espresso, crashlytics,smack,lifecycle,room,fabric,google-services) Work with MVP architecture Work with java language

App helps studios and instructors boost their client retention rate

Technologies Stack:

Java Espresso Glide Fabric SDK Crashlytics Room database

Sep `19 – Oct `19

1 month

UAE’s true lifestyle rewards program

Android developer

Implementation UI and animation Implementation of models and data of the application Work with third-party libraries (lottie,dagger2,retrofit,glide,firebase,mockito,liveData,lifecycle,espresso,realm,ViewModel, coroutines,cleanArchitecture,tests) Implementation of client-server networking Work with the Kotlin language

UAE’s true lifestyle rewards program

Technologies Stack:

Kotlin Mockito Dagger 2 Espresso Retrofit Realm

Sep `19 – Oct `19

1 month

Elvn

Android developer

Implementation UI and animation Work with third-party libraries (smack,lifecycle,room,play-services-maps,eventbus, joda-time,retrofit2) Work with java language Implementation of the payment system

Elvn is a communication app with a focus on speed and security. It’s super-fast, simple, secure and free. Elvn seamlessly syncs across all of your devices and can be used on tablets and phones alike. You can send an unlimited amount of messages, documents of any type (.doc, .zip, .pdf, etc.), voice memos, images and videos. Elvn groups do not have any limits.

Technologies Stack:

Java Retrofit 2 Room database

Industry:

Business & Productivity

Product:

iOs apps, Android Apps

Works:

Sep `19 – Oct `19

1 month

Cohaesus

Android developer

Implementation UI and animation Implementation of models and data of the application Work with third-party libraries (lottie,dagger2,retrofit2,glide,firebase,mockito,liveData,lifecycle,espresso,realm,ViewModel, coroutines,cleanArchitecture,tests) Implementation of client-server networking Work with the Kotlin language

App that can save cash and allows to share money with people

Technologies Stack:

Kotlin Mockito Dagger 2 Espresso Retrofit 2 Realm

EDUCATION

Kharkiv National Aerospace University

Bachelor at Computer Science

Kharkiv National Aerospace University

Master's degree at Specialized Computer Sciences

Highly skilled digital agency agency #206

100-400
San Francisco/USA, Kharkiv/Ukraine
GMT+2

Industries

Education & Science, Business & Productivity, E-Commerce & Retail, Banking & Finance, Information services & Technologies, Advertising & Marketing, Fashion & Style, Healthcare & Medicine, Booking & Rent, Electronics & Equipment, Audio & Music, Films & TV

Our advantages are: • Easy and comfortable communication which is the basis for successful collaboration • Mature project management for getting apps done • Business analysis and strong elaboration requirements for making decent apps • Strong technology competency for doing apps solid • UX & UI design for making apps brilliant • Testing and quality assurance for doing apps excellent

MORE TALENT AVAILABLE AT THIS AGENCY

All rates are indicative, annual rate includes 20% discount
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GMT+2 East Europe
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Senior iOS Developer/Tech Lead
-5 years of application development and programming experience. -4 years of iOS application development experience. -Experience in major programming languages, databases, operating hardware and soft...
2 Projects completed
GMT+2 East Europe
All rates are indicative, annual rate includes 10% discount
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Updated: 15 Oct 2019
All rates are indicative, annual rate includes 20% discount
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Strong Android Developer with solid management skills
7 years of application development and programming experience. 5 years of Android application development experience. Experience in major programming languages, databases, operating hardware and sof...
GMT+2 East Europe
All rates are indicative, annual rate includes 10% discount
view Profile
Updated: 25 Sep 2019