Senior Ruby on Rails Engineer - Remote, Scalable Backend

David Kennedy Recruitment; Paris; Remote; EUR 90,000 - 130,000; Full time

Benefits offered by this job

Remote work

20 days PTO annually

Annual company gathering

Health and wellbeing support

Dev budget for learning

Equipment provided

Access to AI development tools

Lead collaboration with engineering管理

Job summary

David Kennedy Recruitment is partnering with a fast-growing AI technology company to recruit a Senior Ruby on Rails Engineer for its R&D/Engineering team. This hands-on role designs, builds and scales core applications, collaborating with the CTO, Tech Lead, Product Managers and SREs.

The position is 100% remote within Europe on a B2B engagement, offering the chance to influence technical decisions while working with international teams and AI-centric products, including NSFW content.

Qualifications

• 5+ years of commercial backend or full-stack experience.
• Recent hands-on Ruby on Rails production experience.
• Ability to independently design and implement complex backend features.
• Experience with high-traffic apps and scalable systems.
• Excellent English and comfortable working with international remote teams.
• Based in Europe with CET +/-3 hours overlap.
• Comfortable with AI companionship products involving uncensored and NSFW content.

Responsibilities

• Design, develop and maintain scalable backend applications using Ruby on Rails.
• Collaborate with Product Managers to review requirements and translate specifications into technical solutions.
• Prepare technical integration plans, development breakdowns and effort estimates.
• Implement new features and improve existing platform functionality.
• Write clean, maintainable, well-tested production code.
• Take part in pull requests, peer code reviews and testing.
• Troubleshoot application issues and improve reliability, performance and scalability.
• Contribute to technical decision-making and product roadmap discussions.
• Experiment with technologies and approaches that improve product functionality and user experience.
• Work with distributed engineering, infrastructure and product teams.

Skills

Ruby on Rails

Backend development

Design & implement features

Scalable systems

English & remote collaboration

Tools

Cursor

Claude Code

ChatGPT

Job description

David Kennedy Recruitment is partnering with a fast-growing AI technology company to recruit a Senior Ruby on Rails Engineer for its R&D/Engineering team. This hands-on role designs, builds and scales core applications, collaborating with the CTO, Tech Lead, Product Managers and SREs.

The position is 100% remote within Europe on a B2B engagement, offering the chance to influence technical decisions while working with international teams and AI-centric products, including NSFW content.