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Viacheslav – Node.js, Dart, Ruby on Rails, experts in Lemon.io

Viacheslav

From Ukraine (GMT+3)

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Back-end Web DeveloperSenior
Hire developer
24 years of commercial experience
Automotive
Consulting services
Healthcare
Human resources
Management
Mental healthcare
Music and audio
Networking
Sales
Social media
Tourism
Travel
B2B
Communication tools
Media players
Mobile apps
Platforms
Lemon.io stats
1
projects done
0
hours worked
Open
to new offers

Viacheslav – Node.js, Dart, Ruby on Rails

Viacheslav is a back-end developer with over 20 years of experience in the industry. This experience includes solution architecture, team management, and project leadership. He has expertise in developing and delivering long-term, large-scale products and has worked with various domains, such as lead generation platforms, travel guide platforms, and insurance projects. Viacheslav is mostly commercially experienced with Ruby and Dart.

Main technologies
Node.js
10 years
Dart
6 years
Ruby on Rails
12 years
Additional skills
Spring
Flutter
Grails
Groovy
Typescript
PostgreSQL
Ember.js
CouchDB
MongoDB
RabbitMQ
Backbone.js
Cordova
MySQL
Vue.js
Elixir
Redis
ElasticSearch
React Native
AWS
Ready to start
ASAP
Direct hire
Potentially possible

Experience Highlights

Architect, Team Lead
Mar 2020 - May 20222 years 2 months
Project Overview

This is a B2B Lead Generation Platform for hospitals and medical businesses. The platform's primary goal is to engage patients and connect care teams through interactive digital conversations.

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Responsibilities:
  • Developed technical and solution architecture of the core app's features;
  • Designed and implemented new software architecture to a legacy app;
  • Developed integration components with various parts across the entire solution;
  • Did code reviewing and led the team.
Project Tech stack:
Vue.js
Ruby on Rails
Node.js
Elixir
MySQL
Redis
RabbitMQ
MongoDB
Solution Architect, Team Lead
Nov 2018 - Apr 20212 years 5 months
Project Overview

This is an Employee mood tracking app. The app's primary goal is to increase the satisfaction and retention of employees through continuous feedback and mood reviews.

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Responsibilities:
  • Designed API of the app;
  • Designed app development;
  • Designed solution architecture;
  • Developed the core app's features.
Project Tech stack:
React Native
Grails
PostgreSQL
Solution Architect, Team Lead
May 2018 - Feb 20199 months
Project Overview

This is a specialty management platform for hospitals and pharmacy services. The platform's primary goal is to care back patients into health systems and provide control through the development of ambulatory and pharmacy services.

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Responsibilities:
  • Developed core modules for the mobile application and API;
  • Designed solution architecture;
  • Led the team and did code reviews.
Project Tech stack:
Flutter
Grails
PostgreSQL
Solution Architect
Jan 2018 - Oct 20189 months
Project Overview

This is a P2P travel assistant support service. The platform's primary goal is to assist and support travelers with travel guides, business assistance, shopping consultancy, and translation services within one app.

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Responsibilities:
  • Developed solution architecture of the app's core features;
  • Developed a real-time communication module for the app;
  • Developed a back-office module.
Project Tech stack:
React Native
Ruby on Rails
Ember.js
Vertx.io
MongoDB
ElasticSearch
Redis
PostgreSQL
Back-end Developer
Mar 2016 - Aug 20165 months
Project Overview

This is a sharing platform for the drivers' community. The platform's primary goal is to connect like-minded enthusiasts who enjoy the open road and the machines that propel them. Apps features include the driver's dashboard, activity feed, social driving, and sharing video files.

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Responsibilities:
  • Performed all activities regarding back-end development
  • Improved the front-end application;
  • Fixed bugs and carried on with new features.
Project Tech stack:
Ruby on Rails
Ember.js
PostgreSQL
Redis
Tech Core Lead, Team Lead
Feb 2012 - Nov 20142 years 9 months
Project Overview

This is a platform for music lovers and creatives. It is built upon music similarity engine and provided a set of services from 20 web and mobile applications. The platform's primary goal is simply to use tool to get music on the World's leading digital services, like iTunes and Spotify.

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Responsibilities:
  • Participated in specific components architecture design and development;
  • Architected Back-End services;
  • Performed code reviews and led the team.
Project Tech stack:
Ruby on Rails
Backbone.js
Ember.js
PostgreSQL
CouchDB
MongoDB
Redis
ElasticSearch

Education

2001
Computer Science
Master

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