Acclaim

Prompt engineer in conversational AI

In short

This role designs and iterates prompts and conversational flows for AI agents, analyzing client business processes and real conversation transcripts to automate them. The company builds award-winning AI products (voice assistants, devices) using speech tech, NLP, and generative AI with a privacy-first, on-premises approach. It requires 1+ years of hands-on AI/ML or conversational AI experience, hands-on prompt engineering for LLMs, and experience with prompt testing/QA and AI observability tools like LangSmith. The posting states the role is fully remote across Europe, though it is also listed as onsite/full-time with no salary disclosed.

Description
We're expanding our Prompt Engineering team and are looking for a Prompt Engineer to join us!
Responsibilities
•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
Requirements
•1+ years of hands-on experience working on AI/ML or conversational AI projects — ideally in fintech, telecom, startup
•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
Conditions
•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

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