ICOMCharge

Ruby on Rails, PostgreSQL, Redis

Aristek Systems

1. Art(unoffcial title) - June 2020 - November 2020: ● An E-Commerce app for creating websites selling art products. ● Integrated Gooten service and fxed a lot of bugs. ● RoR server rendering, Sidekick, Redis, PostgreSQL, JS, Query, HTML, CSS. 2. Learning system 2.0 (unoffcial title) - November 2020 - March 2021: ● An E-learning multi-functional application allow students to study online, a complete alternative to full-time schooling. ● Supported, Fixed bugs, Implemented a lot of features, Solved performance issues, Developed student performance analytics, Reviewed the code. ● RoR server rendering, MySQL, Redis, Elasticsearch, Active Job, JS. 3. Learning system 3.5 (unoffcial title) - May 2021 - January 2022: ● New version of previous project. ● Migrated the functional, refactored, implemented features, participated in the integration with Google Classroom, covered with tests, reviewed the code, a lot of communication with other teams related to system. ● RoR api only, Insomnia, RSpec, MySQL, Redis, BugSnag, DRY gems, etc. 4. Training system - May 2022 - April 2023: ● An E-learning training platform for different testing and training organizations. Additional functional for school studying. ● Implemented a lot of base structure issues, active participation in the description of tasks, gained experience in serious fast development, covered with tests every single task(98% covering). ● The biggest challenges were: implementation of versioning of the course program and split project to the 2 platforms(just training and school). ● RoR api only, GraphQL, RSpec, DRY gems, Active Storage, Redis, Grape, JWT, Sentry.

iTechArt

1. Beauty Hell (unoffcial title) - December 2019 - March 2020: ● White label application to create and manage own mobile apps in the beauty sphere. ● Developed the main structure and endpoints of the API, a little bit participated in the integration with a payment system. ● RoR api only, PostgreSQL, Redis, RSpec, Active Storage, Postman. 2. Accessibility Job Search - April 2020- May 2020: ● Application for looking the job and promotion the CV for people with disabilities. ● Fixed a lot of bugs on the front side related to accessibility functional. ● .NET, C#, Query, JS, Angular, HTML, CSS.