Developer
Denys Medynskyi
Full Stack Engineer
Lviv, Lviv Oblast, Ukraine, 79000
Ruby
Ruby On Rails
JavaScript
React
SQL
PostgreSQL
About
Denys is a energetic developer with over 8 years of experience in creating products with technologies such as Ruby/Rails and React. After work Denys enjoys doing public speaking, organizing events for developers and mentoring in #pivorak Ruby User Group.
Skills
Languages
ruby, javascript, sql
Frameworks
Ruby On Rails
Libraries/APIs
React, Sinatra
Paradigms
OOP
Platforms
Linux, MacOS
Storage
PostgreSQL, Redis
Tools
Git, Nginx
Experience
Ruby
8 years
PostgreSQL
8 years
ReactJS
2 years
Hightlight Projects

TicketCo

TicketCo is the unified platform for efficient event payments minimizing work and maximizing sales
Innocode
Innocode

What started out as a simple ticketing solution in Norway in 2013 is today a smooth unified platform for efficient event payments. TicketCo is creating the global standard for all kinds of event payments. Since the launch in 2013, TicketCo has evolved into what it is today in collaboration with more than 1,600 event organisers. A partnership deal with iZettle in 2014 enabled an omnichannel solution by seamlessly integrating point of sales and making TicketCo even more complete.


CMS for public pages

Content management and growth marketing project
Toptal
Toptal

CMS should allow easily to create or update new public page for Toptal blog or attract clients to apply.

Work included both backend and frontend parts.


You can view public results on Toptal blog.

Screening Operations

Platform to help interviewers properly operate
Toptal
Toptal

Toptal is closed freelance network and Screening is the core process of Toptal.


Screening consists of several interview steps until talent is verified to get applied for the job.


  • improved the UI for different types of users
  • we introduced data driven experiments to reduce the costs of operations
  • nudged user into desired actions
Work Experience
RubyOnRails Developer
Innocode
|
Feb 2013 - Feb 2017
  • developed APIs for mobile app which simplified on-field sales
  • created link tracking statistics to help marketing campaigns
  • improved UX by adding ticket groups for easy purchase
  • saved organizers time by creating sales report system
Ruby
RubyOnRails
PostgreSQL
Full Stack Engineer
Toptal
|
Feb 2017 - Present
  • Caring about UX and business problems
  • Leading projects
  • Solutions architecture
  • Implementing A/B experiments
  • Collaboration with different international teams
Ruby
RubyOnRails
JavaScript
React
PostgreSQL