Alex G.

MOBILE DEVELOPER

469 dollar
Freelancer
8 years
Timisoara, ROMANIA

My experience

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Remote Work FreelanceJanuary 2020 - Present

I am a Software Consultant / Contractor / Freelancer and help businesses around the world to design and implement their software solutions.

I enjoy designing and implementing cross-platform mobile applications using C#, Xamarin Forms, Xamarin Android, Xamarin iOS, Firebase, BLE, GIT, Jira but I also did Android applications using Java.
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KROHNE SolutionsJuly 2016 - December 2019

The client develops industrial measurement devices used in plants with limited access. He wanted to be able to perform wirelessly: software updates, a full backup and restore the device’s current state.

Improved software update time, device backup and restore time by 50% by designing a custom mechanism for faster data transmission over BLE exposing it by building a cross-platform native mobile application (Android and iOS).

Skills used: C#, Xamarin Forms, Xamarin Android, Xamarin iOS, XAML for UI, BLE Stack, Google Protocol Buffers, MySQL, OOP Principles, MVVM, GIT, Jira

App Store links:
https://play.google.com/store/apps/details?id=com.krohne.OpticheckMobile&hl=en
https://apps.apple.com/de/app/opticheck-flow-mobile/id1476806101?l=en


The client develops industrial measurement devices used in plants with limited access. A physical connection and special hardware were needed to access those devices. He wanted an easier and faster way to manage the measurement devices.

Improved client’s device management process by reducing over 80% of connection and debugging time by designing a wireless management solution over BLE and building a cross-platform native mobile application (Android and iOS) to integrate it in an easy, efficient and accessible manner.

Skills used: C#, Xamarin Forms, Xamarin Android, Xamarin iOS, XAML for UI, BLE Stack, Google Protocol Buffers, OOP Principles, MVVM, GIT, Jira
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Alcatel-LucentJuly 2014 - June 2016

Improved software migration process by over 50% by designing and implementing an automation tool for generating migration rules.
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Remote WorkJuly 2014 - June 2016

The client (a social events organizer) wanted a better way to manage guest lists before and during the actual event.

Improved
logistical efficiency by cutting 50% of client’s staff costs and
dropping entrance time by 70% by designing and building a native Android
application allowing full control over the guest management process
while also aggregating in-detail real-time statistics about event
attendees.


Skills used: Java, Firebase, Git, Excel APIs, OOP Principles, MVVM, Trello



The client was a car insurance company
that wanted to be able to quantify the ability to drive for its clients
in order to offer insurance discounts. He needed a solution with no
additional hardware.

Kept client’s costs to zero and eliminated
additional hardware by designing a 100%-accurate risk classification
algorithm into an Android app by using the smartphone’s motion sensors
to detect driver’s actions.

Skills used: Java, Firebase, MySql, Git, Trello, Algorithms (Endpoint detection, Dynamic Time Warping, sensor fusion)

My stack

Xamarin, MVVM, Mobile Software, Java, C#, Android