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Andrii – JavaScript, React, React Native, experts in Lemon.io

Andrii

From Ukraine (UTC+3)flag

Mobile Developer|Senior
Front-end Web Developer|Senior
Lemon.io stats
4
projects done
8690
hours worked

Andrii – JavaScript, React, React Native

Andrew is a dedicated software engineer with a decade of experience in front-end development and a specialized focus on React Native for 6 years. He has extensive expertise as both a team and tech lead, possessing a strong commitment to continual learning and growth. Andrew is particularly drawn to projects involving cryptocurrency, web3 technology, and trading.

12 years of commercial experience in
Cryptocurrency
E-learning
Fintech
Job and career services
Logistics
Media
Transportation
Dev tools
Mobile apps
Platforms
SaaS
Main technologies
JavaScript
10 years
React
7 years
React Native
6 years
Additional skills
Typescript
PostgreSQL
Redux
Firebase
Redux Saga
WebRTC
Google Maps API
AWS
Material UI
SCSS
Node.js
Docker
Ionic
GraphQL
Direct hire
Possible
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Experience Highlights

Front-end Engineer
Jan 2023 - Jun 20234 months
Project Overview

Non-custodial cross-platform wallet with WalletConnect support.

Responsibilities:
  • Implemented the updated design for most major features;
  • Added WalletConnect QR v2 support to the application;
  • Integrated with Hygraph and Prismic content management systems via GraphQL;
  • Took part in the development of pier wallet customers' projects.
Project Tech stack:
React
Next.js
Firebase
GraphQL
Software Engineer
Mar 2021 - Aug 20221 year 5 months
Project Overview

A search widget that users can install on their web apps. It adds an Algolia-like search for any app. Besides this, users can add custom contextual available commands linked to any part of their frontend app.

Responsibilities:
  • Took part in designing and implementing new features;
  • Took part in major re-designing of some application parts;
  • Created an MVP mobile version of the product's widget;
  • Developed most of the code base for a demo app
  • Worked on the code base of one of the largest customers to integrate our products into their product.
Project Tech stack:
Typescript
React
Redux
Valtio
Ant Design
Material UI
Tailwind CSS
Team/Tech Lead
Jan 2020 - Jan 20211 year
Project Overview

The project consisted of three parts:

  • a React web app that allows calculation of an optimal route for trucks, managing loads, monitors fleet, and handles documents for every delivery;
  • a React Native-based cross-platform driver's app that informs the driver about new assignments, provides all necessary information about the current route, and allows the driver to take and upload photos of cargo and required documents;
  • a NodeJS backend to rule them all.
Responsibilities:
  • Interviewed candidates and mentored a team;
  • Reviewed code and selected tech stack;
  • Developed project architecture and features;
  • Communicated close with a designer during the creation of the new components.
Project Tech stack:
Typescript
Node.js
Koa.js
Docker
Sequelize ORM
PostgreSQL
AWS
Google Maps API
Tollsmart API
React
React Native
Redux
Redux Saga
Material UI
Styled-components
Software Engineer
Jul 2018 - Aug 20191 year 1 month
Project Overview

One of the world’s leading cloud platforms for app developers in the media space, offering fast time-to-market and a rich array of features on various platforms. Using Applicaster’s SaaS cloud platform, broadcasters and content owners can develop and launch apps for an OTT service or integrate selected modules and functionalities such as engagement and interactivity into third-party apps.

Responsibilities:
  • Created React Native-based plugins for the apps' customers;
  • Bug fixes.
Project Tech stack:
React Native
Ramda

Languages

English
Advanced

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