> JEyes / Rails

Global Changer, a Climate Tech company based in Berlin, is hiring a Senior Backend Software Engineer. The role involves developing and maintaining resilient, big-data-ready services for their SaaS B2B platform, which helps complex organizations achieve sustainability compliance and reduce emissions using AI. Key technologies include Ruby on Rails, Golang, PostgreSQL, Redis, Docker, and Kubernetes. Minimum requirements are 5+ years of software development experience and fluency in English. Remote work within the EU is offered.

JRPass.com, a travel-tech company focused on Japan Rail Passes, is seeking a Technical Lead with a strong background in Ruby on Rails and AI tools. The role involves leading a small engineering team, writing production code, and setting strategies for AI tool usage. Key requirements include 8+ years of engineering experience, extensive Ruby on Rails expertise, daily use of AI coding tools like Cursor or Claude Code, experience with TypeScript, modern JavaScript, PostgreSQL, and Cloudflare. The ideal candidate will also possess strong leadership, communication, and commercial thinking skills.

Paragon, an integration infrastructure platform for SaaS, is hiring a remote Solutions Engineer (Post-Sales | Implementation). This mid-level role involves customer onboarding, technical support, and cross-functional collaboration with Product, Engineering, and Sales teams to drive product adoption. Requires 3+ years of B2B SaaS experience, strong technical skills (NodeJS, Python, Ruby, APIs), and excellent communication. Salary is $120K - $150K yearly.