Senior Full-Stack Developer (f/m/x)
elearnio GmbH
- București
- Permanent
- Full-time
- Develop, shape and maintain our modern responsive frontend and backend applications in a test-driven manner within an agile environment
- Improve our interactive learning environment by creating new features across the entire stack, and increasing its reliability and performance
- Design and implement intuitive user interfaces and seamless user experiences while building robust backend systems to power them
- Design and improve APIs to enable integrations with other tools in the HR system tech stack
- Build and enhance a real-time reporting system for gaining insights into our customers' learning, from data processing to interactive dashboards
- Design and implement AI-powered product features using large language models (LLMs), including content generation, AI-assisted user experiences and other AI-driven capabilities
- In a team, decide on all technical and design challenges and lay the foundation to scale our business
- Ruby on Rails and NodeJS in backend and TypeScript/JavaScript (Angular) ecosystem in frontend
- PostgreSQL and Redis, serverless hosting in AWS, using various AWS services
- CI/CD tooling with on-demand staging for every PR
- LLMs and AI solutions for content creation, summarization, and data analysis
- Minimum of 5 years of experience developing web applications with modern frameworks (Ruby on Rails, Node.js, or similar backend; Angular or similar frontend)
- Strong full-stack capabilities with the ability to build features end-to-end, from database to user interface
- Great understanding of relational and NoSQL databases
- Experience working with LLMs and AI APIs (OpenAI, Anthropic, or similar) and integrating AI features into applications
- Passion for testing best practices; you can write unit tests and have experience in test automation frameworks
- Experience with CI/CD pipelines and cloud infrastructure (AWS experience is a plus)
- Proven empathy for our customers and ability to translate user needs into technical solutions
- Keen to take over end-to-end responsibility for features
- Fluent in English
- After your onboarding using our own tool, you will get responsibility and be able to contribute immediately
- We have a solid business, but are hungry for the next level of growth. You can be part of a joyful ride.
- We have offices in Berlin, Germany and Bucharest, Romania. We also believe in the power of working remotely. So it is your choice from where you work.
- We support flexible working hours. So it is your choice when you work.
- elearnio is build on the idea of life-long learning. We offer a budget for your development and training needs.
- Take-home engineering challenge
- Technical Interview with your future team members (60 minutes)
- Interview with our Managing Director (30 minutes)
- Offer extended to successful applicants