Senior Ruby on Rails Full Stack Engineer

Mariusz is a Senior Backend/Full Stack Engineer and Team Lead with 14 years of experience, specializing in Ruby on Rails, Javascript, React, and Vue. He has 10 years of remote work experience and is comfortable with EST/PST timezones. Mariusz excels at designing and implementing web applications across the entire stack, including high-traffic optimizations, security, payment processing architecture, and financial integrations. He has experience leading remote teams and hiring. Mariusz has built scalable applications for startups globally, including a recent role on a content creators platform at Playboy. He is interested in both tech lead and senior/staff level individual contributor roles and is open to exploring other tech stacks such as Elixir, Golang, Node.js, or assisting with ML integrations. He is available for both full-time and part-time opportunities.