UpStack - Grow your team with the top 1% Remote Software Developers

Oleg L.

Krasnoyarsk, Russia

About Me

Oleg is an expert Ruby on Rails Developer with a strong passion for programming from age 12. He is technically adept at creating fast and simple software solutions, with no magic or black boxes for clients using industry best knowledge and logic. He uses RoR, RSpec, Cucumber, Capybara, Bootstrap, HAML, Devise, CoffeeScript, different gems and libraries in the delivery of high quality, clean, well written, document and efficient codes.

Work history

UpStack

Ruby on Rails developer

2016 - Present (9 years)

Remote

Creating and developing innovative software solutions for clients across a broad range of industries.
Participate in scrums consisting of cross-functional teams, both software and hardware.
Ensure that features are being delivered efficiently and on-time.

JavaScript Ruby Ruby on Rails React.js Angular.JS JSON Git Web Crawler Software Architecture Microservices

Spark Solutions

Senior Ruby on Rails Developer

2018 - 2019 (1 year)

Warsaw, Poland

Worked as a senior developer on the Spree Open Source project; currently with 45,000+ users globally.
Actively participated and contributed to the engineering of innovative e-commerce solutions, online marketplaces and heavy load applications for different clients.
Worked on the deployment of features for Spree's newest digital products; building, refining and improving the ecosystem.

Ruby Node.js Spree React.js Vue.js Graphql PostgreSQL MySQL Redis AWS Docker Heroku

360 Bound INC

Development Team Lead

2017 - 2019 (2 years)

Led a team of four backend Ruby/Rails developers in building Electronic Health Records system for temed.com.
Engineered a solution for one of TeMed's products for the live reviewing of MRI shots using telemedicine.
Oversawe and managed a wide variety of highly prioritized projects, as well as ad-hoc projects, requests, and analysis for a variety of TeMed's solutions.

Ruby on Rails JavaScript React.js Angular.JS Ruby JSON Microservices

Mobile2Business

Chief Operating Officer

2016 - 2016

Led the design and deployment of a number of different APIs for the company's mobile products.
Designed a SSL and JWT-based non-hackable API to encrypt sensitive client data on the mobile products.
Managed and oversaw the migration of all projects from Rails 3 legacy to Rails 4-5.

Ruby Ruby on Rails Git

Upwork

Ruby on Rails developer

2012 - 2016 (4 years)

Remote

Offered regular technical expertise for database design, architecture, administration, internal and external APIs development (REST, SOAP), multiple payment systems integration using Authorize.net, global Payment, ACH and PayNearMe.
Provided technical consultancy for different product architecture design, development and maintenance.
Provided technical support for different code integration, refactoring and redesign, projects and data security risk assesment, and PCI compliance.

Ruby Ruby on Rails Git

Showcase

Ruby on Rails developer - MealPal

MealPal is a subscription service offering affordable daily lunch options.
The project utilizes a Rails-based backend API and a JavaScript prototype RESTful CRUD application.
The team expanded the project internationally, focusing on the UK market and adding new features with domain-model.

Ruby on Rails Developer - Purple Ocean

Purple Ocean is a mobile psychic advice platform offering personalized video readings.
It provides a quick and easy reading experience with sound and sight.
The platform is designed to generate leads for longer live chats on BitWine.

Senior RoR Developer - Butaca

Butaca is a web application designed to discover Spanish-language films online.
It leverages IMDB and VOD servers for movie data.
The application features a custom script for updating video sources and was developed from scratch for beta testing.