Senior Ruby on Rails Engineer
David Kennedy Recruitment
China, Croatia, Cyprus, Denmark, Estonia +25 moreremotePosted 13 days ago
Skill Required
Ruby-On-Rails-DeveloperBackend-EngineerFull-Stack-DeveloperSoftware-EngineerRails-DeveloperSenior-Ruby-On-Rails-EngineerSenior-Ruby-On-Rails-DeveloperSenior-Ruby-On-Rails-Full-Stack-EngineerSenior-Rails-DeveloperSenior-Ruby-On-Rails-Tech-LeadSenior-Ruby-Backend-EngineerSenior-Ruby-DeveloperRuby-On-Rails-EngineerSenior-Ruby-On-Rails-ConsultantStaff-Ruby-Backend-EngineerRailsRubyEngineeringbuildingwrittenChatGPTTestNGdesignAgileandAIContract
Key highlights
- 100% remote working, with a B2B contract
- 5+ years' commercial experience as a Backend or Full-Stack Software Engineer
- Fully comfortable working on AI companionship products involving uncensored and NSFW content
- Based in Europe, with CET ±3 hours working overlap
Role overview
David Kennedy Recruitment is seeking a Senior Ruby on Rails Engineer to join a fast-growing AI technology company's R&D/Engineering team. This hands-on role involves designing, building, and scaling core applications while collaborating with the CTO, Tech Lead, Product Managers, and SREs. The company's products include adult/NSFW content, so candidates must be fully comfortable working on them.
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
Requirements
- 5+ years' commercial experience as a Backend or Full-Stack Software Engineer
- Strong, recent hands-on Ruby on Rails experience in production
- Ability to independently design and implement complex backend features
- Experience on applications serving thousands or more monthly active users, with an understanding of building reliable, scalable systems
- Experience in technology scale-ups, startups or similarly agile environments, comfortable with changing priorities and tight deadlines
- Proven ability to take features from requirements through development, testing and production
- Excellent spoken and written English, and comfortable working with international remote teams
- Based in Europe, with CET ±3 hours working overlap
- Fully comfortable working on AI companionship products involving uncensored and NSFW content
Benefits
- 100% remote working, with a B2B contract
- 20 working days of paid time off annually
- Annual company gathering
- Health and wellbeing support
- Learning and professional development budget
- Company laptop and equipment support
- Access to AI development tools, including Cursor, Claude Code and ChatGPT
- Direct collaboration with experienced engineering leadership and the chance to influence technical decisions
- And many more!!!
Additional details
- Position: Senior Ruby on Rails Engineer
- Location: Europe, Remote
- Employment type: B2B engagement