Senior Software Engineer, Ruby on Rails

This is a fully remote position, open to applicants in Germany.

📋 Description

• Design and enhance the easybill Connect e-commerce application utilizing Ruby on Rails.

• Assume full responsibility for features and projects—from technical design and implementation to ensuring stable operation.

• Create scalable backend solutions, reliable interfaces, and high-performance processes for marketplaces, shop systems, shipping, and e-commerce APIs.

• Assist in frontend development with TypeScript and React as required.

• Aid in data migrations, code refactoring, and initiatives for technical modernization.

• Methodically analyze issues and provide sustainable solutions.

• Utilize AI tools such as Claude Code to enhance iteration speed, conduct code reviews, analyze contexts, and boost productivity.

• Bring forth your own ideas and contribute to the continual improvement of engineering processes.

• Collaborate closely with Product, UX, Support, and other Engineering teams.

• Opportunity to engage in UX, Product Management, or Infrastructure roles.

• Develop cloud-based invoicing software that assists over 27,000 businesses with invoicing, processes, and integrations.

⛳️ Requirements

• Extensive background in software development.

• In-depth knowledge of web development, with an understanding of how to reliably build, operate, and evolve modern web applications.

• Strong proficiency in at least one relevant backend stack, ideally Ruby on Rails, or the capability to learn it swiftly and systematically.

• Self-motivated and proactive approach with a strong dedication to quality.

• Experience in structuring technical topics, preparing decisions, and independently advancing projects.

• Comfortable using AI tools such as Claude Code, ChatGPT, or similar solutions as part of your workflow.

• Willingness to explore and effectively integrate new tools, working methods, and automation opportunities.

• Clear and reliable communication on an equal footing.

• Fluent in German.

• Proficient in English.

• Nice to have: Knowledge of Ruby on Rails, TypeScript, React, e-commerce, marketplace, or shipping APIs; invoicing processes; tax or accounting; data migrations; refactoring; legacy modernization; infrastructure; scalability; performance; DevOps; and AI-assisted software development.

🏝️ Benefits

• Permanent employment contract.

• 39-hour workweek.

• 30 days of vacation.

• Remote-first approach across Germany.

• Flexible working hours.

• High-quality equipment, including a MacBook.

• Workation opportunities, including access to a villa in Mallorca.

• €1,500 annual budget for professional development.

• Participation in hackathons.

• Ownership from day one.

• JobRad bicycle leasing with attractive terms.

• Givve Card providing monthly tax-free benefits in kind.

• Clear priorities, short decision-making processes, and direct communication.

• High technical standards.

• Supportive team environment with room for independent work.