Software Engineer (Ruby on Rails) Salary: 14,500 - 17 000 PLN Hybrid (2 days on site / per week) ☑ Full-time Contract through Deel We’re looking for a Software Engineer for a leading software provider in the clean-energy space, building technology that helps solar professionals design and sell solar projects accurately and at scale. Their platform has powered millions of solar designs and is recognized as one of the top remote-friendly and sustainability-focused companies in the industry. Requirements: At least 3 years of professional experience developing software Hands-on experience delivering and maintaining real-world applications using Ruby on Rails Strong communication abilities with a proven track record of working effectively across product, design, and engineering teams Exposure to modern front-end development using React and reusable, component-driven architectures Practical experience with JavaScript, TypeScript, or both in production environments Fluent in written and spoken English Nice to Have Hands-on experience designing or working with GraphQL-based APIs Interest in renewable energy, climate tech, or mission-driven products. Responsibilities: Design, build, and enhance features for an industry-leading solar design and sales platform Develop and maintain APIs that integrate with financial and sales partners Produce clean, well-structured, and maintainable code to support scalable and secure services Work collaboratively within an agile team to deliver high-quality results in consistent sprint cycles Participate in code reviews and team problem-solving to continuously raise code quality Own the features and services you develop, including contributing to an on-call rotation with team support Benefits Health Coverage: Medical, dental, and vision insurance Internet & Mobile Stipend Work-From-Home Support (home office budget) Learning & Development support Get to know DevsData: We are a technology consulting company and a recruitment agency, delivering software solutions to clients from Europe and the US. We work 100% remotely, in an international team, including people from Asia, London, or San Francisco. We employ people with experience in international corporations as well as students of the best technical and business universities. Find out more: