Position: Middle NodeJS NestJS Backend developer
Category: Node.js
English level: intermediate
Years of experience: 2.5


Product: Web Application
Industry: Healthcare
Role: Fullstack developer
Responsibilities:
    • creating web-componets;
    • creating migrations for database;
    • creation of individual business logic components
Technologies Stack: 
Node.js: Express.js, PostgreSQL, Sequalize, SQL, TyprScript, React, Redux + toolkit, SAAS, MaterialUI
.
Industry: E-commerce.
Product: Web Application
Role: Fullstack developer
Responsibilities:
    • Building an app from scratch
    • Data migration from other ERP-system
    • Integration with other API (Cloudinary)
Technologies Stack: 
Node.js: Express.js, PostgreSQL, Sequalize, SQL, TyprScript, React, Redux + toolkit, SAAS, MaterialUI

Industry: Logistics and Transportation.
Product: Web Application
Role: Back-end developer
Responsibilities:
    • payment system integration -  Stripe;
    • creation and integration of an email sending system (Nodemailer+hbs-templates)
    • creation and integration system of notifications  (Sockets) + integration with mobile app (Firebase)
    • creation of functional modules, queries to the database, maintenance of system performance, business logic creating
Technologies Stack: 
- Node.js, Nest.js, Bull.js, PostgreSQL, Stripe API, WebSockets, Sequalize, SQL, Mailgun, Puppeteer, Cache, Redis

Industry: Tourism.
Product: Proof of consept Web Application
Role: Back-end developer
Responsibilities:
    • creation from scratch of a system for booking tickets for ferry trips in the Mediterranean basin. Building a system to implement the receipt, storage and display of information for the user using data caching (Redis), database (Postgress), external API (tour aggregator). Load testing of a system with data filling using Apache JMeter.
    • Technologies Stack: 
- Node.js, Nest.js, Bull.js (queues), PostgreSQL, Sequalize, SQL, Cache, Redis, xlsx-js, Apache Jmeter
I would like to expand my knowledge and experience with practical work with cloud technologies (I started taking a course for AWS certification), microservice architecture.