Ruby

Rails, PostgreSQL, Team Management, Architectural Design

Rails, System Design, DDD, CQRS, Event Sourcing

Rails, PostgreSQL, RabbitMQ, Docker, OAuth, Microservices

Sinatra, AWS, Kubernetes, Terraform, GitLab CI/CD, Prometheus

Rails, OWASP, Cryptography, Penetration Testing, JWT

Rails, Spree Commerce, Redis, Elasticsearch, Sidekiq, Kafka

Rails, Legacy systems, Refactoring (Ruby 1.9 ? 3.0)

Rails, Django, React, Pandas, NumPy

Rspec, Benchmarking, New Relic, Datadog

Rails, Oracle, ISO 20022, PCI DSS

Ruby on Rails, Swagger, MS Visual Studio, YII Framework, Codeigniter, PostgreSQL, MySQL, MongoDB, Redis, DataGrip, Valentina Studio, Tableau, Qlik Sense, Google Analytics, Docker-Compose, Capistrano, RSpec, Capybara, GitLab CI, Vortex Studio, Atlassian Jira, Atlassian Confluence, Mesh, Figma, MS Office, GitLab, Redmine

Rails, Gems development, Sidekiq, RSpec

Rails, Redis, PostgreSQL, RabbitMQ, Docker Swarm

Ruby on Rails, Sinatra, PostgreSQL, Git, RSpec, Docker, Linux

Rails, React, Webpack, Redux, Jest, PostgreSQL

Rails, GraphQL, REST API, Swagger, Docker, JWT

Rails, Vue.js, Vite, GraphQL, WebSockets

Rails, HTML/CSS, Git, PostgreSQL, RSpec

Rails, MongoDB, Heroku, Firebase, Stripe API

Selenium, RSpec, Cucumber, CI/CD