Senior Ruby on Rails Engineer — Remote AI Platform

Recruiter4you; Málaga; Remote; EUR 75,000 - 105,000; Full time

Benefits offered by this job

100% remote

20 days paid annual leave

Learning and development budget

Health and wellbeing support

Company laptop and equipment

Access to AI development tools

Annual company gathering

Job summary

Recruiter4you in Europe is seeking a Senior Ruby on Rails Engineer to join a fast-growing AI technology company behind an AI companionship platform used by millions worldwide.

You’ll work on scalable, AI-powered applications, developing new features and improving existing functionality alongside the CTO, Tech Lead and wider engineering team. This is a hands-on IC role for someone who enjoys coding and taking ownership in a fast-paced environment.

Qualifications

• 5+ years of backend or full-stack software engineering.
• Strong Ruby on Rails experience, ideally in production.
• Experience building and scaling production applications with real users.
• Excellent English and experience working with international teams.

Responsibilities

• Design, develop and maintain scalable backend applications using Ruby on Rails.
• Build new features and improve existing platform functionality.
• Work with Product Managers to translate requirements into technical solutions and estimate development efforts.
• Write clean, maintainable, well-tested production code.
• Participate in code reviews, testing and technical decision-making.
• Troubleshoot issues and improve application performance, reliability and scalability.
• Collaborate with distributed engineering, product and infrastructure teams.

Skills

Ruby on Rails

Backend development

Production apps

Code ownership

Distributed teams

English proficiency

Problem solving

Tools

PostgreSQL

Redis

Hotwire

Tailwind CSS

Job description

Recruiter4you in Europe is seeking a Senior Ruby on Rails Engineer to join a fast-growing AI technology company behind an AI companionship platform used by millions worldwide.

You’ll work on scalable, AI-powered applications, developing new features and improving existing functionality alongside the CTO, Tech Lead and wider engineering team. This is a hands-on IC role for someone who enjoys coding and taking ownership in a fast-paced environment.