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Senior Backend Developer (ROR)

London💼 Full-time🗓 2025-10-31 → 2026-07-31

Core

Designing, developing, and testing server-side logic for web applications using Ruby on Rails to ensure high performance and scalability.

Role type

Senior Backend Developer (Ruby on Rails)

Builds

Efficient, reusable, and reliable Ruby code for web applications

Domain

Web development / Backend engineering

Deliverable

production ML models | product features

Required skills

Ruby, Ruby on Rails, PostgreSQL, MySQL, NoSQL, RESTful API design, user authentication/authorization, AWS, Google Cloud, Azure, Git, automated testing, system optimization

Preferred skills

Agile project management, Jira, Asana, Trello, software design patterns, unit/integration/regression testing frameworks, benchmarking

Technologies

Ruby, Ruby on Rails, PostgreSQL, MySQL, NoSQL, AWS, Google Cloud, Azure, Git, Jira, Asana, Trello

Responsibilities

Develop and test server-side logic using Ruby on Rails; optimize system performance and scalability; conduct code reviews and mentor junior developers; translate business requirements into technical solutions; implement automated testing and unit tests; collaborate with cross-functional teams on backend solutions.

Seniority

Senior, hands-on IC

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