Ruby on Rails Backend Developer (Remote, Full-time)

Our client – a dynamic and growing technology company – is looking for an experienced Senior Ruby on Rails Engineer to join their fully remote team. This role offers the opportunity to work on sophisticated web applications across various industries, collaborating with a talented and supportive engineering team. What You’ll Do • Design, develop, and maintain backend systems using Ruby on Rails • Optimize performance and scalability of existing and new features • Integrate front-end elements with server-side logic • Identify and resolve bottlenecks, bugs, and performance issues • Collaborate with product managers, designers, and engineers to define product direction • Conduct code reviews and mentor junior team members • Contribute to maintaining high standards of code quality and development practices What We’re Looking For • 5+ years of professional experience with Ruby on Rails • Deep knowledge of OOP, MVC, REST, ORM, and GraphQL • Expertise with common Ruby libraries and tools: Sidekiq, Devise, CarrierWave, ActiveStorage, ActionCable, Puma • Strong PostgreSQL and SQL skills • Experience designing data models and APIs • Solid understanding of HTML5, CSS3, and JavaScript • Familiarity with server-side templating engines (e.g. Slim, HAML, Liquid) • Proficient with Git and development tools like Bundler, Rake • Comfortable working in a Linux/macOS terminal environment • Excellent communication skills and a collaborative mindset • Fluent/native Ukrainian speaker Nice to Have • Integration experience with Stripe, Sendgrid, Twilio, Mailchimp, Drip • Experience with ES6 or TypeScript • Familiarity with CI/CD pipelines and Agile workflows • Prior experience mentoring or leading development teams • Exposure to other programming languages beyond Ruby and JavaScript • Background in a software studio or product-focused environment What’s Offered • Competitive compensation • Fully remote work environment • Home office stipend • Diverse and engaging projects • Opportunity to work across multiple industries and technologies Hiring Process • 30-minute prescreen with recruiter • 30–45 minute initial interview • Short technical exercise • 60-minute exercise review (panel interview) • Leadership interview(s) • Final decision Remote Work Requirements: Your workday must overlap by at least 4 hours with Los Angeles, CA (PST/PDT). Apply tot his job