Senior Ruby on Rails Developer - AI Focus (f/m/d)

Title: Senior Ruby on Rails Developer - AI Focus (f/m/d) Location: Germany ; München, Bavaria, Germany

About Us

At Lanes & Planes, we are a lean, pragmatic, and fun team of developers who value good communication, responsibility, learning, teamwork, and developer happiness. We’re not fans of bureaucracy, buzzwords, or unnecessary meetings. Instead, we prioritize collaboration, mutual respect, and a commitment to producing high-quality code. If this resonates with you, we’re excited to welcome you as a Senior Ruby on Rails Developer!

Your Position

As a Senior Ruby on Rails Developer, you will be working in our Ruby on Rails codebases to improve our SaaS platform for both our customers and our internal teams. You will work both independently and with other developers to implement a range of new features, in close collaboration with our Product team.

Your everyday work routine

• Work both individually and in collaboration with other engineers on our Ruby on Rails projects, demonstrating a strong sense of responsibility and effective project management
• Use AI as a key part of your daily development practice, and take an active role in developing our internal development tools.
• Develop our customer-facing application, as well as internal management tools, with a clear focus on customer orientation and holistic thinking
• Develop, test and deploy your code, with the support of your Team Lead, and in close collaboration with our Product, applying strong problem-solving ability and clear communication skills.
• We work iteratively and deploy often.

Your Profile

• You have several years of professional experience working in Ruby on Rails in backend or full-stack roles, and have already gained varied project experience, ideally with structured project ownership
• You have experience and working with Agentic AI across the entire development life-cycle
• You worked at least for 4 years at a senior level, and have an expert-level knowledge of the entire Rails ecosystem, paired with a solution-oriented mindset
• You ideally have experience working in a start-up/scale-up, on a customer-facing application, and bring a pronounced user-centric approach
• You are known for your clear and effective communication style, take ownership of your work, and are able to understand complex systems through end-to-end thinking

What you can expect

• You will be equipped with the latest MacBook of your liking
• We respect your time and keep our meetings to a minimum, preferring async communication where possible
• You work with an international team, with whom you can regularly exchange ideas in our Munich office or remote
• Flat hierarchies and quick decisions
• Mature approach to AI tooling across the company
• Creative freedom and active participation in building our company
• Exciting team events
• Permanent employment with fixed salary
• Flexible working hours
• 28-30 days holiday per year