Software Engineer (Python OR Ruby on Rails)
Summary
Builds and maintains a solar design platform using Python or Ruby on Rails, working in a hybrid Warsaw office and collaborating with cross-functional teams.
Software Engineer (Python OR Ruby on Rails)
Salary: 21,000 - 27,000 PLN per month
Hybrid from Warsaw (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 5 years of professional experience developing software
Hands-on experience delivering and maintaining real-world applications using Python OR 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