At least 3 years experience working in an engineering leadership position with responsibilities including feature delivery, task allocation, technology selection, mentoring, and team management. Extensive operations experience with modern SaaS web applications. Strong knowledge of DevOps, Linux, AWS, and networking. Strong knowledge of Ruby and JavaScript/Typescript programming languages. Strong knowledge of Ruby on Rails and React frameworks. Strong knowledge of PostgreSQL and SQL, particularly with heavily used production systems. Knowledge of Git. Fluent, professional English communication skills.