Staff Backend Engineer, Voices
New
Remote-first flexibility within eligible regions (EU, UK, Switzerland).Full-TimeStaff
SalaryAt least 130,000 EUR per year
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Job Details
- Experience
- Several years
- Required Skills
- PythonMachine LearningFastAPIDatadogDistributed Systems
Requirements
- Several years of experience designing, building, and operating production-grade backend systems.
- Strong proficiency in backend development (Python/FastAPI or similar frameworks).
- Experience with distributed systems.
- Proven ability to work with third-party APIs and manage external service dependencies in production environments.
- Strong product mindset with focus on user-facing impact.
- Experience designing reliable, observable, and scalable backend services.
- Understanding of system design principles, including consistency, latency, and fault tolerance.
- Ability to collaborate across frontend, backend, and product teams.
- Experience working in iterative, experiment-driven environments.
- Familiarity with observability tools (e.g., Datadog), workflow orchestration systems (e.g., Temporal), or recommendation/evaluation systems is a plus.
- Strong communication skills.
Responsibilities
- Design, build, and maintain backend systems powering script preview and voice generation workflows at scale.
- Develop and operate orchestration layers that integrate multiple text-to-speech providers alongside internal AI models.
- Implement reliability mechanisms such as retries, failover strategies, throttling, and fallback logic for external API dependencies.
- Design persistence and data consistency systems ensuring reproducible and high-quality voice outputs across generations.
- Improve storage, retrieval, and reuse mechanisms for voice assets across the platform.
- Build and enhance evaluation and recommendation systems for voice discovery and selection.
- Monitor system performance and user experience metrics using observability tools to identify issues and drive improvements.
- Collaborate closely with frontend and product teams to design APIs and workflows that deliver seamless end-user experiences.
- Contribute to cross-functional initiatives spanning backend infrastructure, product logic, and applied AI systems.
- Participate in iterative development cycles, shipping quickly and refining systems based on data and user feedback.
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