Your mission
Role Summary
We are looking for a Senior Backend Engineer / Tech Lead who can operate as a senior individual contributor while also setting technical direction, establishing engineering standards, and mentoring the team as we grow.
This role is ideal for someone who has already worked as a senior/staff-level engineer or informal tech lead, and wants to take on more architectural ownership and long-term influence in a fast-moving AI-centric environment.
You will partner closely with the CPTO and collaborate with backend, AI, and product teams to deliver high-impact systems.
Architecture & System Ownership
Design and own core backend architecture across multiple services
Build and scale distributed, event-driven systems
Establish patterns for reliability, performance, and observability
Own major technical decisions and ensure long-term maintainability
AI-Enabled Systems
Architect integrations with LLM-driven components
Work on retrieval layers, inference pipelines, and structured output flows
Collaborate with AI engineers on evaluation, monitoring, and model integration
Infrastructure & Reliability
Oversee backend infrastructure using AWS, Terraform, CI/CD
Improve resilience, security, and operational excellence
Drive observability, monitoring, and instrumentation practices
Engineering Leadership (non-manager IC)
Define and enforce code quality, architecture standards, and review practices
Guide backend engineers through complex problem-solving and design
Contribute to hiring, interviewing, and onboarding future team members
Work closely with product to drive technical planning and roadmap execution