
Senior Prompt Engineer
- Αθήνα
- Μόνιμη
- Πλήρης Απασχόληση
- Design, test, and optimize high-performance prompts for LLMs and agent frameworks across use cases in Commercial & Finance.
- Collaborate with AI Design Owners & Functional business owners to translate business logic, processes, and KPIs into prompts and intelligent flows.
- Support retrieval-augmented generation (RAG), multi-step reasoning, and prompt chaining for agentic solutions and copilots.
- Query and explore structured data (e.g., via Databricks SQL) to enrich prompts with validated, contextual inputs.
- Contribute to data cataloguing, semantic layers, and metadata structuring to support GenAI and automation efforts.
- Ensure prompt performance through continuous testing, monitoring, and optimization.
- Uphold ethical AI standards by working in close partnership with AI Governance - mitigating risks around fairness, bias, hallucinations, and transparency.
- Document and share best practices to scale prompting knowledge across use cases and teams.
- 3-7+ years of experience in prompt engineering, analytics engineering, AI prototyping, or data-driven product development.
- Proven ability to craft and optimize prompts for LLMs, with strong understanding of context windows, chaining, and logic structuring.
- Strong skills in SQL and structured data exploration to support prompt enrichment and output validation.
- Experience working with business users and understanding domain-specific needs - ideally in Commercial, or Finance/FP&A functions.
- Knowledge of data catalogues, ontologies, or metadata layers is a plus.
- Solid grasp of GenAI foundations (e.g., LLM mechanics, hallucination risk, grounding techniques).
- Strong business acumen: can connect technical prompts to real-world decisions, processes, and value.
- Passion for high-quality, ethical, and impactful GenAI solutions.
- Excellent communication skills, collaborative by nature.
- Curiosity, agility, and drive to solve problems iteratively.
- Bonus: hands-on experience with OpenAI APIs, Azure AI Studio, Azure AI Foundry, Copilot Studio, or equivalent tooling.
- Be part of a cutting-edge GenAI team shaping enterprise-ready copilots and agents.
- Apply your skills to real business functions - supporting sales execution, pricing strategy, planning, forecasting, and more.
- Contribute to mission-critical AI solutions in a dynamic, cross-country, cross-functional environment.
- Grow in a culture that values innovation, ethics, and business impact.
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