scalable architecture , Database Design, Performance Tuning, PostgreSQL, Ruby On Rails, Docker, MySQL, System Design, Restful Apis, Payments billing and checkout systems, Microservices architecture, Caching strategies, CI/CD pipelines, Order management systems, Queues, Sidekiq

Ruby On Rails, Rest API Development, React, PostgreSQL, Vanilla JS

Ruby On Rails, Git, Stripe, MySQL, Paypal, PostgreSQL, Resque, Delayed Job, Sidekiq

RSpec, Agile Methodologies, PostgreSQL, Orm, Css3, Git, Ruby On Rails, Javascript, Docker, Html5, MySQL, Mvc, Selenium, RESTful, Python, Kubernetes, Pytest, AWS, DevOps practices, Object-oriented programming, Microservices architecture, Minitest, CI CD pipelines

Algorithms, Elixir, Data structures, Kafka, Json, Test Driven Development, Git, React, Ruby On Rails, System Design, Rest Apis, Back-End Web Development, Database architecture and design, Front-End Development, Relational Databases, Agile software development methodologies

Ruby On Rails, Oauth, Capistrano, RSpec, Vue, Es6, Css3, Redis, Memcached, Jenkins, React, Gcp, Javascript, Docker, Html5, Capybara, Azure, Kubernetes, AWS, activerecord, Minitest, GitHub Actions, RESTful JSON APIs, Sidekiq

Query Optimization, HTML, RSpec, Ruby On Rails, Devops, jQuery, CSS, Bdd, Mvc Design Pattern, Http, AWS, Tdd, Git, Automated deployment, Monitoring, Indexing, Database schema design, Performance Analysis

react.js , Git, Ruby On Rails, Javascript, MySQL, Elasticsearch, Restful Apis, AWS, CI CD pipelines

Pivotal Tracker, Github, CSS, Sass, JIRA, Redis, HTML, Angular, jQuery, Git, React, Ruby On Rails, Javascript, Bitbucket, Html5, Haml, Less, MongoDB, Ruby, NoSQL document databases, Unix command line, Object-Oriented Design Principles

Ruby, Api Development, Ruby On Rails