AI Backend Developer - GenAI Specialist
The position requires a highly skilled AI engineer to join the AI solutions team and deliver production-grade services combining backend development and secure LLM integration.
Key tasks include developing and maintaining backend services that integrate AI capabilities into various domains, designing and implementing RAG pipelines, integrating GenAI services with enterprise systems, ensuring robust observability of GenAI components usage, and collaborating with AI Solution Engineers through the full delivery cycle.
* Develop and maintain backend services integrating AI capabilities into IT support, customer service, and self-service tools for businesses.
* Design, implement, and optimize RAG pipelines (AzureOpenAI + pgvector): document loaders, 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.
* Develop evaluation and guardrail frameworks for various use cases, including LLM as Judge, adversarial tests, prompt injection defense.
* 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 on design, code reviews, releases, monitoring, iterative enhancements.
* Embed security-by-design principles in AI applications.
* Contribute to release planning, deployment automation.
Requirements:
* Bachelor's degree in Computer Science/Engineering, Mathematics, Economics, or equivalent.
* Experience building and integrating data-driven backend services, demonstrated hands-on with GenAI or LLM applications in production.
* Proficient 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. A good knowledge of Luxembourgish, German, or French will be considered an advantage.