Job Title: Data Engineering Expert
We are seeking a skilled professional to join our AI solutions team. The ideal candidate will have expertise in backend development, secure Large Language Model (LLM) integration, and the ability to combine cutting-edge models into reliable business capabilities.
* Main Responsibilities:
* Develop and maintain backend services that integrate AI capabilities into various domains.
* Design, implement, and optimize pipelines for data processing, embeddings, vector indexing, caching, and performance tuning.
* Integrate GenAI services with enterprise systems via REST APIs, webhooks, and ensure secure and scalable consumption of LLM capabilities.
* Evaluate and guardrail frameworks for various use cases, including LLM as Judge, adversarial tests, and prompt injection defence.
* Ensure robust observability of all GenAI components usage, latency, quality signals, drift, and feed insights into runbooks and continuous improvement loops.
* Collaborate with AI Solution Engineers throughout the full delivery cycle: design, code reviews, releases, monitoring, iterative enhancements.
* Embed security-by-design with the AI Security Expert.
Required Skills and Qualifications:
* University degree in computer science/engineering, mathematics, economics, or equivalent.
* Experience building and integrating data-driven backend services, including demonstrated hands-on experience with GenAI or LLM applications in production.
* Proficiency in Python and solid experience developing backend & API services.
* Proven achievements with LLM services, embeddings, and vector databases.
* Comfortable with GitLab CI/CD workflows and containerized deployments on Kubernetes.
* Security-minded and clear communicator able to explain complex GenAI behavior to non-experts.
* Excellent interpersonal skills, team spirit, and high degree of self-motivation.
* Highly effective verbal and written communication skills in English; knowledge of Luxembourgish, German, or French an advantage.
Benefits:
* Join a Group actively shaping the energy transition in Luxembourg and the Greater Region.
* Multicultural and international working environment that encourages diversity and inclusion.
* Competitive salary and additional benefits (e.g., pension plan, health insurance, free parking).
* Continuous learning and development career path adapted to employee needs.
* Hybrid working mode with the possibility to work from home.