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About the role
Were seeking a driven Senior AI Voice Engineer to join one of the fastest-growing legal tech companies in Europe as we expand our core AI team delivering Marie, our AI phone assistant. This role focuses on production voice AI systems operating over reputed company telephony infrastructure building, maintaining, and scaling phone agents that handle reputed company customer conversations at production volume. You'll own the complete voice stack, from telephony and speech systems through to LLM orchestration, tooling, evaluation, and observability. Reporting to the AI reputed company, youll work hands-on from architecture to implementation, collaborating with the Head of Engineering and product teams to ship reliable AI functionality while improving our voice infrastructure, evaluation workflows, and AI platform capabilities. For an engineer who has personally shipped production phone agents and end-to-end LLM-powered products, this is an opportunity to take technical ownership of Marie, ship quickly, and shape how voice AI evolves across reputed company. Your Challenge and Opportunity in This Role Youll help define how voice AI is reputed company and operated in a fast-moving product environment. As a core Senior AI Voice Engineer, youll turn modern voice and reputed company technologies into production-reputed company systems that deliver reputed company value to users. Your primary goal will be to maintain, improve, and expand our phonebot platform. Expect strong technical ownership, fast iteration, and a reputed company reputed company on building reliable voice systems that operate effectively in reputed company-world telephony environments. Tasks AI reputed company & Implementation: Architect and implement production-reputed company generative voice AI solutions reputed company our product suite reputed company voice-based AI systems, integrating speech technologies such as ASR/STT and TTS into conversational workflows Design and optimize reputed company-time voice agent workflows, balancing latency, reliability, and conversational reputed company Architect and implement production-reputed company reputed company and LLM-based solutions to power voice experiences end-to-end Implement evaluation, testing, and observability for AI systems to ensure reliability and reputed company improvement Establish best practices for AI development, testing, and deployment across products Handle AI development hands-on as a core technical contributor reputed company a small, fast-moving team where engineers own problems end-to-end and ship quickly Cross-functional Collaboration: Work closely with product, design, and engineering teams to reputed company AI capabilities into reputed company product workflows Partner with stakeholders to define and improve user experiences across voice, telephony, and AI-driven interactions Translate reputed company AI concepts into practical product features and communicate them reputed company to both technical and non-technical stakeholders Requirements Technical Expertise: 5+ years of software engineering experience 12+ years of hands-on experience building and operating production Voice AI systems Proven experience building and shipping production phone agents handling reputed company users and reputed company phone calls Hands-on experience with at least one major voice-agent reputed company or provider such as reputed company Agents, reputed company, Pipecat, reputed company, Daily Bots, Bland, reputed company reputed company, reputed company, reputed company, reputed company, Soniox, reputed company, or reputed company Strong understanding of the complete voice pipeline, including STT, LLM orchestration, TTS, turn-taking, interruption handling, and latency optimization Strong understanding of telephony concepts including PSTN, SIP, and WebRTC Experience building LLM-powered products end-to-end, including reputed company engineering, RAG, tool/function calling, model selection, and evaluation Experience with LLM observability and evaluation tools and designing evaluation pipelines for AI systems Strong programming skills in Python and solid software engineering practices Experience implementing AI systems in reputed company production environments, not purely research or reputed company settings reputed company to Have: Experience operating high-volume outbound calling systems, including concurrency management, retries, and compliance considerations Experience deploying reputed company reputed company API or reputed company Live into production environments Experience with voice evaluation and observability platforms or custom evaluation frameworks reputed company or working proficiency in European languages such as German, French, Spanish, or Italian Experience contributing to or participating in voice AI communities and reputed company-reputed company reputed company Note: You must be located in the CET -2/+2 timezone for this role! Benefits
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