Stas Zelenko Email & Phone Number

Познань, Великопольское Воеводство, Польша

• Technologies: Vue.js, Vue-router, Vuex, WebSocket, BEM, SCSS, REST, API
• Redesigned a restaurant CRM application fully, building on an existing system. Created dozens of flexible UI components developed with Vue.js to match the new Figma prototypes.
• Developed a complex marketing bonus system with Vue.js and Vue Composition API, which includes a large number of forms and conditions.
• Helped scale the restaurant POS systems that provide owners with an effective vehicle to automatically manage the entire operation, including inventories, flexible payment, financial control, and more.
• Performed the code reviews on PRs of fellow developers to achieve the optimal usage of shared components and code readability.
• Tracked and fixed bugs using Yandex tracker as a reporting tool.

Минск, Республика Беларусь

• Technologies: JS, Vue.js, Nuxt.js, SCSS, BEM, Element UI, Axios, SSR, Ruby, Ruby on Rails, PostgreSql, Sidekiq, Devise, Pundit, Jwt, Stimulus.js, REST, API, Redis, Passenger
• Full Stack development of the platform for international students applying to the universities of Belarus.
• Using Ruby on Rails for an administrative panel and API, Nuxt.js for a marketplace.
• Developed the University content management account with Nuxt.js.
• Performed the code reviews on PRs of fellow developers to achieve the optimal usage of shared components and code readability.​​
• Designed wireframes using Figma and converted them into Vue.js components with a mobile-friendly interface to allow users to access the system when using multiple devices.

• Technologies: Vue.js, Vue-router, Vuex, BEM, SCSS, Ruby, Ruby on Rails, PostgreSql, Sidekiq, REST, API, SQL
• Full Stack development of the high-volume web application using Vue.js as front and Ruby on Rails for backend.
• Developed a straightforward achievement system for KarmaBot application.
• Implemented a system to collect continuous and anonymous feedback on Slack.
• Implemented a system for scheduling regular tête-à-tête group video calls at Slack via KarmaBot.
• Integrating with third-party services and external Slack API as a part of implementation of the KarmaBot.

Минск, Республика Беларусь

• Technologies: Ruby 2.3.4, Rails 5, JS, jQuery, Ajax, React, HTML, CSS, Bootstrap 3, SASS, PostgreSQL, delayed_job, Redis, Phusion Passenger, Puma, ActionCable, Rspec, Capistrano, Minitest, Capybara
• UI updates, features development, unit tests, integration tests, technical expertise, code review.
• Designed the architecture of the back end, and database scheme.
• Estimated features and assisted with project planning.