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Vadim L.
Last update: 07 Dec 2018
SENIOR /team lead
Passionate Ruby/Lead developer with more than 5 years of development experience.
• Familiar with different operating systems.
• Eager to learn new technologies.
• Hard-working, quick learner, responsible.
All rates are indicative, annual rate includes 20% discount
20% discount on yearly basis
Usually responds within 1 hour
GMT+2 East Europe
Kharkov, Ukraine

EXPERIENCE

Industry Experience

Banking & Finance, Travel & Tourism, E-Commerce & Retail

Product Experience

Financial Monitoring System, Application for accounting, Application lets find a guide to interesting places around the world, E-commerce application

PORTFOLIO HIGHLIGHTS

Jun `16 – Oct `18

2 years

CityFALCON

Tech Lead, Senior Ruby Developer

● Backend development; ● Bug fixing; ● Architecture design; ● Tasks management; ● Communication with customer

Under NDA

Financial news aggregator

Technologies Stack:

Cassandra jQuery PostgreSQL React.js Ruby Ruby on Rails Device Driver Development RSpec Sidekiq ActiveAdmin

Industry:

Banking & Finance

Product:

Financial Monitoring System

Mar `15 – May `16

1 year

Storecove

Technical Lead, Senior Ruby Developer

● Backend development; ● Frontend development; ● Working with 3d party APIs; ● Bug fixing; ● Refactoring; ● Communication with customer and 3rd party APIs support

Under NDA

Service that helps users processing invoices

Technologies Stack:

CoffeeScript JavaScript jQuery PostgreSQL Ruby Ruby on Rails

Industry:

Banking & Finance

Product:

Application for accounting

Jan `14 – Feb `15

1 year

Gustitos

Ruby Developer, Full Stack Developer

● Backend development; ● Frontend development; ● Working with 3d party APIs; ● Bug fixing; ● Refactoring; ● Testing; ● Architecture planning;

Under NDA

Web interface for application that allow users to discover, claim and redeem restaurant offers using mobile application.

Technologies Stack:

CSS Facebook API Google API JavaScript jQuery PostgreSQL Ruby Ruby on Rails Capistrano Device Driver Development HTML RSpec twitter api Capybara Sidekiq SCSS Handlebars.js

Industry:

Travel & Tourism

Product:

Application lets find a guide to interesting places around the world

Mar `13 – Dec `13

9 months

FourWalls

Ruby Developer/Full Stack Developer

● Backend development; ● Frontend development; ● Working with 3d party APIs; ● Bug fixing; ● Refactoring; ● Testing; ● Architecture planning;

Under NDA

E-commerce website that provides furniture and interior items. The basic concept - sets of furniture for different room types and sizes, interior customization with room editor.

Technologies Stack:

CSS Facebook API Google API JavaScript jQuery PostgreSQL Ruby Ruby on Rails Capistrano HTML twitter api Sidekiq

Industry:

E-Commerce & Retail

Product:

E-commerce application

CHI Development Center. agency #433

400+
Kharkov, Ukraine
GMT+2

Industries

Architecture & Design, Education & Science, Business & Productivity, Logistics & Transportation, E-Commerce & Retail, Banking & Finance, Information services & Technologies, Entertainment & Games, Construction & Real estate, Human Resources & Career, Mapping & Navigation, Sports & Fitness, Advertising & Marketing, Law & Government, Shopping & Loyalty programs, News & Media, Statistics & Atalytics, Kids & Childcare, Healthcare & Medicine, Safety & Security, Booking & Rent, Beauty & Personal Care, Service & Support, Films & TV, Insurance & Risk Management, Cybersecurity & Data Protection, Data Science & Machine Learning, Big Data, Automotive

CHI Software is the development center, based in Kharkiv, with representatives in Dnipro and Kiev (Ukraine), Israel and California. We’ve started off as a small web design studio. Nowadays, we have complex in-house expertise in different business domains and industries to offer. Our development team includes the following departments: web design, JavaScript, .Net, PHP, Ruby, Python, Java, C++, Mobile (Android and iOS), DevOps and QA. For a proper support, we have also trained a team of BI, BA and Project Managers who can join the project at any stage. We constantly keep up with the current technology trends: AI, Machine Learning, Computer Vision, AR/VR, continuous delivery, Blockchain, and cloud solutions integration, of course.

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