Jul 9, 2026

Senior GenAI Engineer

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🧠 Tech Level: Senior 🗣 Language Proficiency: Upper-Intermediate 👥 FTE: 1 🧾 Employment type: Full time 🌍 Candidate Location: Poland 🕐 Working Time Zone: CET (European time zone with occasional cross-region meetings) 🚀 Start: asap 🧭 Planned Work Duration: 6 months (possible extension) 👥 Customer Description: Our client is a leading global management consulting firm. 🧩 Project Description: The project focuses on building and iterating on GenAI proof-of-concepts for knowledge capture and curation. The engineer will work across the complete AI application lifecycle, including prototyping, deployment, observability, optimization, and production scaling of enterprise AI solutions. ⚙️ Project Phase: active development 🤝 Soft Skills: • Excellent communication skills with the ability to explain complex AI concepts to both technical and non-technical stakeholders • Strong analytical and problem-solving mindset • Demonstrated ability to lead technical initiatives 💡 Hard Skills / Must Have: • 6+ years of software engineering experience, including backend systems, APIs, distributed systems. • 3+ years of experience with production GenAI or LLM applications • Strong expertise in Python • Experience building scalable APIs, microservices, and cloud-native applications. • Strong understanding of production system design, scalability, resiliency, and observability principles. • Hands-on experience with:LLM APIs and RAG. • AI agents and tool-calling architectures. • Multi-agent orchestration systems. • Prompt engineering and prompt; optimization. • Embedding models and vector databases. • Experience working with multiple foundation model providers and open-source LLM ecosystems. • Experience with cloud platforms such as AWS, Azure, or GCP. • Experience integrating GenAI systems with enterprise platforms, APIs, and data ecosystems. ✨ Hard Skills / Nice to Have: • Experience with frameworks such as LangChain, LangGraph, LlamaIndex, CrewAI, Semantic Kernel, AutoGen, or similar. • Experience with model fine-tuning, PEFT, LoRA, and open-source LLM deployment. • Experience with vector databases such as Pinecone, Weaviate, Chroma, FAISS, Milvus, or pgvector. • Experience with Docker, Kubernetes, Ray, MLflow, Airflow, or Temporal. • Experience with AI observability and evaluation platforms such as LangSmith, Weights & Biases, Arize, Helicone, Phoenix, or similar. 📌 Responsibilities: • Design, develop, and deploy scalable GenAI applications using LLMs, RAG, AI agents, and workflow orchestration frameworks • Build production-grade AI systems integrating structured and unstructured enterprise data • Architect and optimize end-to-end AI pipelines • Develop AI-powered copilots, assistants, automation workflows, and autonomous agent systems • Design hybrid AI systems combining deterministic workflows with autonomous agent behavior • Build multi-agent orchestration workflows • Implement tracing, telemetry, observability, and monitoring • Develop automated evaluation pipelines and testing frameworks • Improve reliability through retrieval optimization and AI safety mechanisms • Optimize inference cost, latency, throughput, and scalability • Own AI systems from prototype to production • Collaborate with stakeholders, product managers, platform teams, and data engineers • Stay current with advances in LLMs, agentic AI, multimodal systems, and AI infrastructure 🧪 Technology Stack: Python, FastAPI, SQL, Snowflake, Streamlit, React (light), LangChain, LangGraph, LLM APIs via internal gateway, vector databases, Docker, Kubernetes, AWS 📝 Additional notes: The candidate must be employed in client's company at 0.125 FTE under UoP (employment contract) and additionally under a service contract (B2B or mandate contract). Payment terms — up to 60 days. Work will be performed using client-provided equipment. 📩 Ready to Join? We look forward to receiving your application and welcoming you to our team!