Tech Lead Python GenAI Developer

This is a remote position.

• Provide technical leadership for Python-based GenAI services
  
• Design backend architecture for LLM products including routing, retrieval, memory and evaluation flows
  
• Build and optimise Python microservices exposing GenAI capabilities (FastAPI, Pydantic)
  
• Drive RAG pipeline design using LangChain and LangGraph
  
• Define ingestion, chunking and embedding workflows for enterprise knowledge systems
  
• Integrate vector databases (Pinecone, Chroma, Weaviate)
  
• Establish standards for prompt lifecycle management, token strategy, and model selection
  
• Collaborate with frontend and platform teams to ensure smooth API consumption
  
• Lead evaluation cycles, latency reduction, and production-readiness measures
  
•  Promote best practices in code quality, observability, DevOps, and cloud deployment
  

Requirements

• 6+ years of Python engineering experience with strong backend foundations
  
• Proven commercial experience building GenAI or LLM-centric systems
  
• Hands-on expertise with FastAPI, Pydantic, LangChain, LangGraph
  
• Strong understanding of embeddings, similarity search, and vector databases
  
• Experience running GenAI workloads in production environments
  
• Ability to lead engineers, make architectural decisions, and coordinate delivery
  
• English at B2+ level for daily collaboration
  

• Knowledge of LangSmith, TruLens, or other evaluation frameworks
  
• Experience with Azure OpenAI, Anthropic, or HuggingFace Hub
  
• Background in conversational orchestration or tool-calling architectures
  
• Ability to coach prompt engineers and data engineers
  

Benefits

• Solid, competitive salary
  
• Work in multinational environment on international projects
  
• Comprehensive healthcare
  
• Long-term B2B contract with stable project pipeline
  
• Fully remote model