Mid Backend Developer (Python → RoR)

At MindPal, the team in Gliwice builds intelligent, production-ready systems used in the energy, education, and HR-tech sectors, including advanced tools for designing and optimizing solar installations.

• Minimum 2 years of commercial backend development experience.
• Solid experience with Python and understanding of backend fundamentals including OOP and REST APIs.
• Willingness to learn Ruby on Rails and transition to the project's tech stack.
• Experience with Git and containerization using Docker.
• Analytical mindset and strong problem-solving skills.
• Ability to work independently within an agreed project scope.
• English proficiency at B2 level or higher.
• Curiosity and willingness to work with new technologies and approaches.

Nice to have:

• Basic familiarity with Ruby or Ruby on Rails.
• Experience with calculations, algorithms, engineering, or similar problem-solving projects.
• Familiarity with TypeScript or AI integrations.
• Experience with computational models or optimization-related projects.
• Interest in R&D activities and exploring new technical solutions.

• Development and maintenance of backend components in Ruby on Rails.
• Gradual transition into the project's Ruby on Rails technology stack.
• Implementation of computational modules supporting solar panel layout and performance calculations.
• Development and integration using relational databases such as PostgreSQL and MySQL.
• Cooperation with technical team members, PMs, architects, and other stakeholders on features and system design.
• Participation in code reviews, technical discussions, knowledge-sharing, and R&D initiatives.
• Delivery of clean, maintainable, and well-tested code.
• Contribution to technical improvements supporting project performance and reliability.

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