Senior Python / GenAI Engineer (RAG & LLM Systems)
Design and develop robust Python backend systems, contribute to clean architecture, ensure performance and security, and work on scalable cloud-based enterprise applications.
This job operates on a hybrid model, requiring you to be based in Bulgaria and work from there.
YOUR MISSION
Design, build, and maintain scalable, secure, enterprise-grade backend solutions
Develop and operate Retrieval-Augmented Generation (RAG) and GenAI systems in production
Orchestrate and deploy AI solutions using Azure Foundry and cloud-native architectures
Integrate and manage LLM-based solutions (Azure OpenAI, OpenAI, Anthropic, Mistral)
Apply strong software architecture principles, coding standards, and best practices
Ensure high standards for scalability, resilience, availability, and security
Document technical decisions and present solutions to stakeholders and customers
Mentor team members and contribute to overall engineering excellence
YOUR EXPERIENCE & TALENTS
Strong expertise in Python backend development with Django and FastAPI
Proven experience designing and implementing RAG architectures
Hands-on experience with LLM tooling and agent frameworks (LangChain, LangGraph, LlamaIndex, LangSmith, Semantic Kernel)
Solid background in prompt engineering and agentic workflows
Experience with vector databases (Pinecone, FAISS, Weaviate, pgvector)
Practical knowledge of LLM API integration (Azure OpenAI, OpenAI, Anthropic, Mistral)
Experience with Microsoft Azure, including Azure AI Search, Blob Storage, and data indexing pipelines
Strong understanding of databases, data modelling, CI/CD, and automated testing
High awareness of security, performance optimisation, and production readiness
Ability to create clear, high-quality technical documentation
BENEFITS OFFERED BY OUR CLIENT
Work with top-tier talent in a collaborative, high-performing team
Grow through cutting-edge technologies, continuous learning, and certification opportunities
Thrive in a global, diverse culture while contributing to exciting, cross-industry projects
Enjoy 50+ tailored benefits and a flexible hybrid working model
Balance work and life in a culture that supports your personal and professional development
PERFECT MATCH? We look forward to receiving your application!
QUESTIONS? Please contact Tanya at: +49 30 233 291 755
RECOMMENDATIONS? We’ll reward the successful placement of your recommendation with EUR 1000

- Department
- IT & Tech
- Locations
- Bulgaria, Europe
- Remote status
- Hybrid
- Employment type
- Permanent Full-time
- Employment level
- Senior Level / Professionals
- Position at
- Client