Position: Full Stack (React + Node.js) Developer
Category: Node.js
English level: upper
Years of experience: 2


EXPERIENCE
Full-stack developer, Edenlab			                                                   
Medical platform, which automates communication, payment, and drug registration processes between clinics and health insurance companies based on the HL7 FHIR standard.
My key contributions were:
UI feature implementation using high-performant react-hook-form library.
Designed FHIR medical data transformation services.
Implemented reusable service for establishing communication between PostgreSQL pagination and Relay.
Optimized performance of React forms rendering and of back-end data requests and computations.
Technologies: JS/TS, Node.js, NestJS, React, GraphQL, Relay, MikroORM, SQL, NoSQL, Docker.
Full-stack developer, VoiceSpin			                                                   
VoiceSpin specializes in voice and data integrated communications technology with business process understanding. The company produced PBX, IVR, Call centers and other VOIP products.
My key contribution was:
Developed UI with Angular 2 and maintained Angular 1 code base.
Solved a problem with modals’ auto-sizing that involved several projects.
Worked with a monitoring system and real-time data.
Technologies: JS/TS, Node.js, Express, Angular 1, Angular 2, Sequelize, MySQL, Angular Material.
Full-stack developer, Start-up Highers			                                        
Service for students and Gen-Z candidates to find the most suitable job.
10k+ Gen-Z registrations in our service and 50+ subscriptions from international companies.
30+ partnerships with universities that cover 150k+ Gen-Z candidates for our advertising network.
My role included such responsibilities:
Back-end, front-end and deployment infrastructure.
Established a system for selecting most relevant candidates.
API and third-party services establishment. Exposed an API for a social media bot for a push-notification system.
Technologies: JS/TS, Node.js, React, MongoDB, Docker, Firebase.
PERSONAL PROJECTS
Back-end developer, “Ton Bot”                                                                                                  
“Ton Bot” is a telegram bot that represents a game with bets in TON cryptocurrency.
My key contribution was:
End-to-end service delivery with NestJS, MySQL, TypeORM and Grammy.
Developed intermediate between official Telegram “TON Wallet” bot and back-end.
Extended and improved Grammy’s library for menu logic handling.
Technologies: JS/TS Node.js, NestJS, MySQL, TypeORM, Grammy, Cron.