We're expanding our Prompt Engineering team and are looking for a Conversational Designer to join us! - Senior+ level: 4+ years of hands-on experience working on AI/ML or conversational AI projects — ideally in fintech, telecom, or retail - Proven experience with prompt engineering: writing and iterating prompts for LLMs for real product use cases - Experience designing end-to-end conversational flows for chatbots or AI agents, including intent recognition, dialogue trees, fallback handling, consumer copywriting - Experience with prompt testing / QA and AI Observability tools (LangSmith, etc) - Experience with prompt iterating and evals (prompt engineering + test cases + human-in-the-loop) Nice to have - Background in UX Design or UX Research - strong plus! - AI Voice experience - Background in business process analysis: ability to translate complex workflows into clear, structured dialogue scenarios - Analyze how business processes work on the client side: study internal instructions for employees, as well as real conversation recordings and transcripts; - Based on this analysis, design scripts and prompts for AI agents to automate these processes; - Create training and test data sets; - Develop and apply methodologies to assess the quality of the AI agents’ performance and use them to refine the agents. - The team has built award-winning AI products for tech corporations — devices, voice assistants, products that are actually in the world - Cutting-edge tech stack: Speech Technologies, NLP, Generative AI (LLMs, diffusion models), voice-first agentic architecture with privacy-first and on-premises deployment - High engineering bar and real ownership — the team cares about what actually works in production, not what looks good in a demo, and you'll see the impact of your work directly - Fast career progression — a senior-heavy team and a high volume of real problems means you grow faster than you would anywhere else - Startup pace with enterprise stability — real clients, real revenue, no bureaucracy - Fully remote across Europe - 21 vacation days + public holidays + 5 sick days - Private English lessons via Preply