Dominic Lizarraga

• Developing a responsive, cross-platform using Ruby on Rails and Hotwire (Turbos and Stimulus).
• Implementing intuitive UI/UX designs with Tailwind CSS and unit tests with Mini.
• Collide app

• Developed cross-platform applications for desktop and mobile using Hotwire (Turbos and Stimulus).

• Optimized performance on high-traffic pages, reducing load times by ~80%.

  • Identified and optimized expensive queries to improve database performance.
  • Offloaded resource-intensive tasks to background jobs for faster response times.
  • Implemented caching strategies and added right indexes.
  • Refactored model associations to streamline database queries and enhance efficiency.

• Volunteered with Ruby for Good, resolving user tickets end-to-end for a non-profit org. PRs submitted
• Testing, Rails, Javascript, Postgres.

• Rails 7 + Hotwire, Turbo & Stimulus, JS libraries (chart.js, sorteableJS, etc.)

• Writing automated tests, more than 100 tests ran in less than 2 mins (Minitest & Capybara).

• Expertise in connecting and developing APIs, leveraging open source tools such as Strapi.

• Understand and follow best practices for application development, such as Agile methodologies (User stories).

• Responsible for overseeing $35M in annual freight expenses.

• Developed monthly freight spend metrics, led internal meetings on logistics budget.

• Proven ability to make personal contributions to the company.