> JEyes / Rails

elearnio GmbH, a Berlin/Bucharest-based SaaS company in the HR tech sector, is looking for a Senior Full-Stack Developer for their remote EU team. The role involves developing and maintaining their award-winning onboarding and training platform, including new features, integrations, and AI-powered capabilities (LLMs). Key technologies include Ruby on Rails, NodeJS, TypeScript/JavaScript (Angular), PostgreSQL, Redis, and AWS. Minimum requirements include 5 years of web application development experience, strong full-stack skills, database knowledge (relational/NoSQL), experience with LLMs/AI APIs, and testing best practices.

NextLink Labs, a technology firm specializing in software development, scaling, and security, is seeking a Senior Full-Stack Engineer for their consulting team. The role involves building and maintaining client web applications using Ruby on Rails and React, addressing technical debt in legacy systems, and collaborating with clients. Requires 5+ years of experience with Ruby on Rails and React, strong testing/debugging skills, Git proficiency, and experience with APIs, databases, and background jobs. Familiarity with DevOps tools (AWS, Docker) and observability platforms is a plus.

Vesputi GmbH, a German mobility tech company, is seeking a Senior Transit Ticketing Solutions Engineer to build and scale their "Mobilitybox" backend, which integrates public transit ticketing into partner apps. The role involves designing and implementing standardized ticketing interfaces, integrating various ticketing systems, and improving services. Key technologies include Ruby-on-Rails, Kubernetes, and Docker. Requirements include experience with open interfaces, knowledge of public transit ticketing systems (e.g., VDV-KA, Motics), and advanced German and English skills.