6+ years of professional software development experience. At least 1 year as a senior engineer. At least 2 years of deep experience with Ruby on Rails. Familiarity with CI/CD, AWS, and modern DevOps tooling. Strong understanding of SQL, observability (e.g., Datadog, Amplitude), and API design. Skilled in scaling distributed systems, handling performance, caching, and database optimization. Comfortable working across the stack and collaborating with product and design. Clear communicator and empathetic teammate who values mentorship and feedback.