Senior Ruby on Rails developer with 12+ years building scalable applications across healthcare, e-commerce, talent/recruitment, gaming, and media. Recent highlights: redesigned a legacy GMC reporting pipeline cutting CPU usage by 70%+ and runtime from days to hours; built a convention-driven engineering insights platform serving 600+ engineers at Toptal; end-to-end unauthenticated storefront with GraphQL policy engine at Fullscript. OSS contributions to Devise, CanCanCan, and Kamal. Available immediately.
Location: Pune, India (UTC+5:30)
Remote: Yes — remote only
Willing to relocate: Yes
Technologies: Ruby on Rails, GraphQL, PostgreSQL, Redis, Hotwire/Turbo, RSpec, Sidekiq, Docker, CI/CD, MCP
Résumé/CV: https://drive.google.com/drive/folders/1WphuwQcEnJ89AUoyO3ve...
Email: ahmadhamza19@gmail.com
Senior Ruby on Rails developer with 12+ years building scalable applications across healthcare, e-commerce, talent/recruitment, gaming, and media. Recent highlights: redesigned a legacy GMC reporting pipeline cutting CPU usage by 70%+ and runtime from days to hours; built a convention-driven engineering insights platform serving 600+ engineers at Toptal; end-to-end unauthenticated storefront with GraphQL policy engine at Fullscript. OSS contributions to Devise, CanCanCan, and Kamal. Available immediately.