Summary

Expertise

Project Highlights

Education

Agency

LO

English:

Upper Intermediate

Leonid O.

vetted by Youteam

Vetted by YouTeam

Ukraine

UTC +02:00

Ukraine/Kyiv

English:

Upper Intermediate

Middle strong React Native Engineer

Highly motivated React Native Engineer with more than 4 years of commercial experience in Mobile development. During that time, he has been involved in several projects, which gave him substantial expertise in various areas of software development. In addition to strong technical and communication skills, works hard to get things done with high-quality code. Outstanding performance and soft skills. Can easily join any team. Has experience in such app features: Push Notifications, QR & Barcode Scanner, API Integration, Advanced Analytics, Microphone, User Authentication, User Profile Creation, Review or Feedback Collection, Social Media Account Integration, CameraChat & Messaging, In-App Search, Location, Map Integration, Payments.

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Check if Leonid is available

Expertise

Years of commercial development experience

4 years of experience

Core technologies

JavaScript 4 years
HTML 4 years
CSS 4 years
React Native 4 years
React.js 2 years
AWS 1 year

Other technologies

AWS
Kotlin
TypeScript
Git
Redux
Bitbucket
GraphQL
Redux-saga
Firebase

Project Highlights

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Middle Mobile Software Engineer

EdTech Mobile app

Feb `23 - Present

2 years

US

Educational mobile app

Responsibilities & achievements

A studying tools to help accelerate learning. Developing educational mobile app, discussing design and techniques, research proper video hosting and implementation

AWS
React.js
React Native
TypeScript
Apollo
GraphQL
icon
Middle Strong React Native developer

Service provider and tickets marketplace

Oct `21 - Feb `23

1 year

UK company

Worldwide Platform for festivals and events

Responsibilities & achievements

Biggest platform for festivals and events around the world to discover and book music festival tickets, accommodation, transfers and extras. Designed and developed an innovative website that packages together festival tickets with travel, accommodation and add-ons to create complete festival trips that can be booked in one click. Service works with festivals as official partners so can provide general admission and VIP tickets to some of the world’s greatest festivals. Then add handpicked hotels, trusted transfer services and any extras to create festival packages that are completely hassle-free.

AWS
Node.js
React Native
Stripe
icon
Middle React Native developer

Social Network mobile application

May `21 - Dec `21

7 months

UAE

Social Networking app

Responsibilities & achievements

Social Networks App solution for an all in one suite to connect and engage with people and everything in between. Developed a perfect solution for an all-in-one suite to connect and engage with people and everything in between. With the convenience of scheduling events with just a phone number, you can engage your invitees pre and post-event with integrated group communication, and audio/video conference system, and data sharing. The mobile application has everything you need for planning your next party with friends, business meetings, play dates, soccer games, daycares, wine clubs, you name it! • Use the built-in chat function to clarify any event details or to send secure group messages, images, audio/video files, and documents. • Use the integrated third-party conference platforms like Zoom, Google Hangouts, or Google Meet to make or receive phone/video calls. • Never get double booked. The application alerts you when you create or receive a conflicting event. You can also auto synchronize meetings with your phone calendar.

Node.js
React.js
React Native
TypeScript
GraphQL
icon
Middle React Native developer

WIZARDSDEV

Mar `19 - Apr `21

2 years

Worldwide

Mobile application

Responsibilities & achievements

- Developing cross-platform mobile applications - Integrating and implementing independent modules/features - Supporting modules of projects - Setting up CI environment - Code review - Estimate and take part in plan releases - Sharing knowledge, making presentations

React.js
React Native
TypeScript
Redux-saga
Firebase

Education

Higher Education

Agency

Web & Mobile development agency #153

100-400

GMT+2

Kyiv/Ukraine, Warsaw/Poland, Lviv/Ukraine

Core Expertise

Agile
Amazon EC2
Amazon S3
Azure
Big Data Architects
Business Intelligence
C#
CMS
GitHub
Java
JavaScript
JIRA
Kotlin
Kubernetes
Node.js
Objective-C
OpenCV
PHP
PostgreSQL
Python
React.js
React Native
Symfony
UI
UX
WordPress
Zend
Amazon Web Services
Android
Apache Kafka
Apache Spark
Apollo
Atlassian Confluence
Atlassian JIRA
CMS Development
Continuous Integration
Entity Framework
Jenkins
Laravel Framework
Machine learning Engineer
Product management
Python Numpy
Redis
Social Networking Development
Swift
User acceptance testing
Web Crawler
WordPress e-Commerce
2D Design
User Experience Design
Angular 2x
Design Patterns
Lumen
RabbitMQ
Docker
Powershell
Quality Management
Continuous deployment
iOS SDK
MVC
macOS
QC Engineer
Ethereum
Vue.js
TensorFlow
PyTest
GitLab
Blockchain
Business Analysis
ARKit
Angular Material
Sequelize
Bitbucket
GraphQL
Google Cloud Platform
.NET Core
Jupyter Notebook
Amazon SageMaker
Amazon Rekognition
Serverless AWS Lambda
Serverless
Material-UI
Terraform
Cloudformation
Apache Airflow
Web Analytics
AR/VR

Industries

E-Commerce & Retail, Banking & Finance, Mapping & Navigation, Travel & Tourism, Healthcare & Medicine, Booking & Rent, Accounting & Auditing

Want to hire this engineer?

Check if Leonid is available