Ruby Developer

💼 Ruby Developer | Grid Dynamics📍 Location:Ukraine only🌍 English: B2 or higherAbout the Company:Grid Dynamics is a leading international engineering services company working with top global enterprises in the USA and the EU. We specialize in building scalable, high-performance solutions across cloud, data, and AI domains.About the Role:We are looking for a Senior Ruby Developer to join our growing team. You will be responsible for developing, maintaining, and optimizing backend services and APIs that power enterprise-grade applications.Responsibilities:Design, develop, and maintain Ruby/Ruby on Rails applications.Collaborate with cross-functional teams (frontend, QA, DevOps, product) to deliver quality solutions.Write clean, efficient, and testable code.Troubleshoot and debug applications to ensure optimal performance.Participate in code reviews and contribute to best practices.Requirements:4+ years of professional experience with Ruby or Ruby on Rails.Solid understanding of OOP and RESTful API design.Experience with relational databases (PostgreSQL/MySQL).Familiarity with Docker, CI/CD pipelines, or cloud platforms (AWS, GCP, or Azure) is a plus.Strong problem-solving and communication skills.English level: B2 or higher.