Senior Platform Architect for AI-Driven Systems

PermitFlow; United States; Hybrid; USD 180,000 - 240,000; Full time

Benefits offered by this job

Equity

100% company-paid healthcare

401(k) savings plan

Unlimited PTO and paid family leave

Home office & equipment stipend

Daily in-office lunch and dinner

Commuter benefits

EEO commitment

Job summary

PermitFlow is hiring a Principal Engineer to own the evolution of our architecture and platform. You’ll work across infrastructure, shared services, and product code, and step in as a product engineer anywhere in the stack when needed.

You’ll lead monorepo design, establish patterns and domain boundaries, and drive migrations that raise quality and velocity across the organization. This role demands deep platform expertise and real-world incident handling.

Qualifications

• Owned architecture for a large multi-team codebase.
• Led migrations and refactors across a monorepo.

Responsibilities

• Own the architecture of our codebase across the monorepo.
• Design the monorepo for agents and define build graph and conventions.
• Build the platform substrate with shared services and observability.
• Own the agentic SDLC and set defaults for teams.
• Scale verification with AI-assisted code review and CI gates.
• Stand up agents to handle ticket triage and incidents.

Skills

Architectural ownership

Monorepo tooling

Cloud infrastructure

CI/CD

Agent-first development

Context engineering

Leadership

Cross-team collaboration

Tools

Nx

Turborepo

Bazel

Job description

PermitFlow is hiring a Principal Engineer to own the evolution of our architecture and platform. You’ll work across infrastructure, shared services, and product code, and step in as a product engineer anywhere in the stack when needed.

You’ll lead monorepo design, establish patterns and domain boundaries, and drive migrations that raise quality and velocity across the organization. This role demands deep platform expertise and real-world incident handling.