# Senior Ruby on Rails Engineer - David Kennedy Recruitment

[Davidkennedyrecruitment](https://gurify.com/jobs?q=Davidkennedyrecruitment) · Posted today

Senior

[HR & Recruiting](https://gurify.com/jobs/hr)

[Apply on the original posting → (opens in a new tab)](https://davidkennedyrecruitment.teamtailor.com/jobs/8523853-senior-ruby-on-rails-engineer)

## Job description

David Kennedy Recruitment is working with a fast-growing AI technology company serving millions of users worldwide that is seeking to onboard a Senior Ruby on Rails Engineer to join their R&D / Engineering team.

This is a hands-on individual contributor role, helping design, build and scale core applications while working alongside 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.

### Position: Senior Ruby on Rails Engineer

### Location: Europe, Remote

### Employment type: B2B engagement

### DUTIES AND 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!!!

**Live in Davidkennedyrecruitment’s hiring system.** Read from the company's own applicant tracking system, not reposted from a job board — so it's a real, open requisition rather than an ad that outlived the role.

We remove it as soon as it disappears at source.

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