Senior Ruby On Rails Engineer (Remote)
Pubblicato il 24-10-2026 - Recruiter4you in Lombardia
Location: Fully remote – Europe (CET ±3 hours)
Salary: €75,000–€105,000/year, depending on location and experience
Contract: B2B preferred, flexible
Experience: 5+ years
Important: Must be comfortable working with explicit NSFW content.
About the Role
We’re looking for an experienced 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 individual contributor role for someone who enjoys coding, taking ownership and delivering high-quality solutions in a fast-moving environment.
Key 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.
Requirements
- 5+ years of commercial experience in backend or full-stack software engineering.
- Strong,
hands-on Ruby on Rails experience, ideally recent and in production.
- Experience building and scaling production applications with real users.
- Ability to take ownership of features from requirements through development, testing and deployment.
- Previous experience in a startup, scale-up or similarly fast-paced environment.
- Strong problem-solving skills and the ability to balance code quality with delivery speed.
- Excellent English and experience working with international teams.
- Full comfort working with uncensored AI companionship products and explicit NSFW content.
Tech Stack
Ruby on Rails, PostgreSQL, Redis, Hotwire (Turbo and Stimulus) and Tailwind CSS.
Nice to Have
- Experience with generative AI, LLMs, NLP or machine learning.
- Familiarity with modern Rails development practices and AI-assisted coding tools.
- Experience working with globally distributed engineering teams.
What’s on Offer?
- 100% remote working.
- Competitive salary, depending on location and experience.
- Direct collaboration with senior engineering leadership.
- Opportunity to influence technical decisions and product development.
- 20 days of paid annual leave.
- Learning and development budget, health and wellbeing support.
- Company laptop and equipment.
- Access to AI development tools, including Cursor, Claude Code and ChatGPT.
- Annual company gathering.
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