Senior Ruby/Rails/React Engineer with 7+ years of experience in building and optimizing the performance of user-centric, highly scalable websites using Ruby on Rails, as well as creating mobile native applications using React Native. He is highly proficient in Ruby programming and Rails framework and has hands-on experience in RDBMS (PostgreSQL, MySQL) and NoSQL (MongoDB).Hire Arslan
Worked on a cloud-based solution that makes backflow testing easier. He fixed memory bloats in the codebase, fixing rub excessive memory usage caused by the heavily multi-threaded rails app.
Technologies: Ruby on Rails, Swift, PostgreSQL, Sidekiq Pro, Stripe, Dossier, Liquid, Robocop, Sentry, ReactJS, Docker, AWS
Refactored entire application into microservice architecture, and complete overhaul from Rails v4 to v5. He reduced dependencies on external libraries/gems.
Technologies: Ruby on Rails, PostgreSQL, Sidekiq, Stripe, Twilio, ActionCable, Sentry, ReactJS, JSON API, GraphQL, RSpec, CircleCI, REST.
Integrated YouTube, Twitter, and Instagram APIs to fetch data and generate stats for users. Improved query execution time of table with over 3 million records by using Elasticsearch’s aggregations instead of PostgreSQL counts.
Technologies: Ruby on Rails, PostgreSQL, Resque, Searchkick, OAuth, MomentJS, D3.js, NewRelic, Intercom, AWS, RSpec, Selenium