Ruby on Rails Developer (Middle/Senior)

About the Client Our client is an international and fast-developing technology company working across multiple web-based and data-driven projects. With a distributed team and a strong engineering culture, they value clear communication, structured workflows, and proactive ownership. The environment is dynamic, remote-friendly, and focused on delivering high-quality products. Role Overview As a Ruby on Rails Developer, you will work on backend development across several internal and client-facing platforms. You’ll contribute to improving existing systems, designing new features, integrating APIs, and ensuring high performance and reliability. The role involves close collaboration with engineering, product, and QA teams. Key Responsibilities Develop and maintain backend services using Ruby on Rails. Design, integrate, and optimize REST and GraphQL APIs. Work with PostgreSQL and MySQL to design efficient, scalable data models. Collaborate with frontend developers to deliver seamless user experiences. Participate in code reviews and contribute to best engineering practices. Ensure application performance, security, and stability. Contribute to CI/CD workflows and containerized environments. Requirements Strong commercial experience with Ruby on Rails. Solid knowledge of PostgreSQL and/or MySQL. Understanding of JavaScript for basic frontend interactions. Experience building and integrating REST and GraphQL APIs. Hands-on experience with Docker and CI/CD pipelines (the role involves communication with international teams). Fluent English (the role involves communication with international teams). Key Soft Skills Strong ownership and responsibility for your code. Clear communication in distributed teams. Problem-solving mindset and attention to detail. Ability to work independently and deliver high-quality results.