Product Engineer

3 days ago

Berlin, GermanySenior

Responsibilities

Build an AI coworker that configures agents, debugs issues, connects to CRMs, calendars, and email, and delivers direct answers.
Build and optimize voice agents for speed, reliability, and quality at scale.
Extend agents to calls, WhatsApp, and email with shared memory and state.
Develop memory systems that support reasoning across complete customer flows.
Build observability and tracing tooling for diagnosing degraded interactions.
Implement channel-routing logic for selecting the appropriate communication channel.
Own and ship product features and the distributed systems behind them end to end.

Production experience building and owning product features and distributed systems.
Proficiency in Python, FastAPI, and/or TypeScript in backend production environments.
Experience with real-time audio systems or voice infrastructure.
Hands-on production experience with PostgreSQL, Redis, or similar data stores.
Experience building with LLMs, AI agents, or agentic systems in production.
Experience with asynchronous or event-driven systems and complex state management.
Familiarity with AWS, GCP, or Azure cloud infrastructure.
Strong software fundamentals across frontend and backend, with the ability to learn unfamiliar domains quickly.
Bias toward action, strong product sense, and focus on business outcomes.
Experience with Temporal or other workflow orchestration tools, multi-channel communication integrations, OpenTelemetry, Honeycomb, or React frontends with TanStack is preferred.