Freelancer profile translated to English.

Description

I am a mobile application developer focused on creating digital solutions that truly add value to businesses and users.

My goal is to continue learning and adapting to the latest technologies, always keeping in mind that behind every screen there are people and real needs.

Industry field of expertise

Languages

Russian
Native or bilingual
English
Fluent
Spanish
Fluent
Catalan
Fluent

Workplace preferences

Can work on-site

Mataró (up to 50km)

New Vesping Group S. L.
Administrator / Flutter Developer
June 2023 - September 2024 (1 year and 3 months)
Barcelona, Spain
Company specialized in events.
Achievements/Tasks
Frontend Developer in a mobile guide application, where I implemented an attractive user interface with support for dark and light themes. I handled user authorization and REST API requests using Firebase, managing data in Firestore. I integrated Google Maps and Mapbox to offer personalized routes to users based on their transportation preferences and activities.
Contact: Iván Marzá - linkedin.com/in/iván-marzá-544a87124
Minka SCP
Web App Developer
November 2021 - May 2023 (1 year and 6 months)
Mataró, CT, Spain
Online Hiring Platform
Achievements/Tasks
Frontend Developer with Angular, where I was responsible for the layout and design of the interface. I implemented interactive graphics libraries and managed user authentication using Firebase.
Contact: Mauricio Jauregui Lauffer -
www.linkedin.com/in/mauricio-jauregui-lauffer-30161465/
AirBnb
Customer Support
October 2018 - August 2020 (1 year and 10 months)
Barcelona, Spain
Achievements/Tasks
I provided support to users by guiding them through the platform's interface, contributing to the improvement of the user experience (UX). I acted as a mediator, effectively resolving problems and managing requests from users and hosts.

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Mobile apps developer with Flutter / Dart
CIFO Violeta
2022
Dart, Flutter, API Rest, Firebase.

Roman Kostyuchenko

Android & iOS App Developer with Flutter

About Roman

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