Staff Backend Platform Engineer

Conversica is seeking a Staff Backend Platform Engineer to set the technical direction for the production backend systems that power our next-generation AI platform. This is a senior individual contributor role with platform-wide scope, focused on the architecture and engineering standards that make our agentic AI possible: integrations, data ingestion, messaging infrastructure, orchestration, and the data foundations our agents depend on.

This role operates with a high degree of autonomy and technical authority. You will shape platform architecture across multiple teams, set engineering standards that the broader backend organization adopts, and drive the long-term technical direction of our backend systems.

### What You'll Do

* Set the technical direction for Conversica's backend platform, owning architecture decisions that span integrations, data, messaging, and orchestration across the entire system * Drive cross-functional initiatives that touch multiple engineering teams, partnering with AI Engineering, Product, and Integrations leadership to shape platform strategy and roadmap * Define and evolve org-wide engineering standards for backend service design, data modeling, integration patterns, observability, and operational excellence * Identify systemic reliability, scalability, and performance risks across the platform and lead the engineering response * Mentor senior and mid-level engineers across the backend organization, raising the technical bar through design reviews, written technical guidance, and pairing on hard problems * Represent the backend platform in technical strategy discussions with executive leadership and contribute to multi-quarter roadmap planning * Build and ship production code yourself; this is a hands-on individual contributor role, not a pure architect role ### What You'll Build

* Integration platform: inbound and outbound data processors, partner APIs, webhook ingestion, CSV bulk imports, sync logic, and resili...