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Alex – React, Typescript, JavaScript, experts in Lemon.io

Alex

From Romania (GMT+3)

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Front-end Web DeveloperMiddle
Hire developer
7 years of commercial experience
Cryptocurrency
E-learning
Edtech
Pharmaceutics
Public services
Open source
Enterprise software
LMS
Mobile apps
Lemon.io stats
1
projects done
357
hours worked
Open
to new offers

Alex – React, Typescript, JavaScript

Meet Alex — a Middle Front-End Developer. He is an ambitious and open-minded problem solver who will answer you "I'm in" if you offer him a project that makes a social impact. In just 5 years of experience in the industry, he had worked as a Tech Lead and was the CTO of his own startup, which once was the fastest-growing Romanian ed-tech startup. Are you ready to hire this young Superstar?

Main technologies
React
3 years
Typescript
3 years
JavaScript
5 years
Additional skills
HTML
jQuery
SASS
NX
React Native
Bootstrap
Express.js
Node.js
WordPress
PHP
MongoDB
Storybook
CSS
Ready to start
ASAP
Direct hire
Potentially possible

Experience Highlights

Front-End Engineer
Jul 2022 - Oct 20223 months
Project Overview

An asset recovery company that helps governmental and private institutions recover stolen cryptocurrency assets, hold them in custody, and aid with the investigation process.

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Responsibilities:
  • Created a secure SSO solution that helps integrate more than five micro front ends;
  • Refactored thousands of lines of code debt that was due, including changing over 30 API requests from Redux to React Query;
  • Helped build three front-end apps with heavy data visualization, real-time updates, access to hot wallets, and more.
Project Tech stack:
React
Typescript
JavaScript
Tailwind CSS
Ant Design
Lead developer
Dec 2021 - Jun 20225 months
Project Overview

An open source application that helps Romanian citizens submit reports to the local authorities when they notice bad infrastructure, illegally parked cars, less than optimal bus routes, and more. The app became viral for a couple of days on Reddit Romania after an uptick of people being involved in reporting cars parked on sidewalks to the police.

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Responsibilities:
  • Implemented functionality that determines which authorities need to be contacted by: type of report & GPS coordinates;
  • Worked with the OpenStreetMaps Nominatim API to create readable indications for the authorities to find the location of the report;
  • Used the Expo email SDK to make the app cross-compatible with every email client the user may have installed;
  • Created the user interface from scratch using custom and UI Kitten components.
Project Tech stack:
React Native
Expo
UI Kitten
Typescript
Tech Lead / Head of Software Engineering
Jan 2021 - May 20221 year 3 months
Project Overview

The platform helps students connect with their mentors, keep track of their progress, and help with information retention. On the company side, customer success can keep track of students' happiness, mentors' reliability, feedback, and much more to ensure a smooth experience for all. Automated payments from students to mentors using some of the biggest payment providers.

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Responsibilities:
  • Created an online learning platform with 400+ paid users from scratch (Node.JS & React);
  • Managed an agile team of 6 developers, testers, and UX designers;
  • Minimized the number of time-consuming ops tasks through automation;
  • Decreased average onboarding time to 24h from 7 days by identifying bottlenecks in the sales and operations departments and implementing solutions on the platform;
  • Utilized: JavaScript, SASS, React, NodeJS, Express, NX, Jitsi.
Project Tech stack:
React
JavaScript
Express.js
MongoDB
SASS
NX
Jitsi
Node.js
CTO / Co-Founder
Oct 2018 - Jan 20212 years 3 months
Project Overview

An ed-tech startup that helps high school students study more efficiently for the BAC exam. The web app learned the user's study habits and weak points in their knowledge to provide a personalized math learning experience.

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Responsibilities:
  • Founded Prepi along with 2 friends;
  • Grew the platform to 9000+ free users at its peak, becoming the top choice for Romanian students at the time;
  • Implemented a custom design provided by an external agency from Figma to pure CSS;
  • Created a custom templating system and two WYSIWYG editors for our math content teams;
  • Utilized: JavaScript, HTML, CSS, jQuery, NodeJS, ExpressJS.
Project Tech stack:
Express.js
MongoDB
JavaScript
jQuery
HTML
CSS
Node.js

Education

2021
Computer Science
Credits toward a Bachelor's Degree

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