# Infrastructure Engineer, Foundation
**Company:** [Pylon](https://hotfix.jobs/companies/pylon)
**Location:** Palo Alto, CA, San Francisco, CA
**Salary:** $140K-$220K
**Skills:** AWS, TypeScript, Graphite, Honeycomb, Temporal.Io, Postgres, GraphQL, Github Codespaces, Kubernetes, Observability Tools
**Posted:** 2026-04-13
> Infrastructure Engineer on the Foundation team builds and maintains highly available systems and developer tooling to ensure platform stability and productivity for processing mortgage transactions. Requires deep curiosity, full ownership from design to maintenance, and ability to solve hard problems under pressure.
## Job Description
## Responsibilities
- Keep highly available systems highly available by designing, monitoring, and improving infrastructure for processing mortgage transactions.
- Make developers more productive by building tooling to address slow builds, flaky tests, and painful deploys.
- Maintain code quality, teach best practices, and mentor junior engineers.
- Fight fires and prevent them by fixing issues and building reliable systems and practices.
- Work with instant feedback from engineering teammates.

## Tech Stack
- **AWS** (primary cloud)
- **TypeScript**
- **Graphite** (stacked PRs and developer workflow)
- **Honeycomb** (observability)
- **GitHub Codespaces** (development environments)
- **Temporal.io** (workflow orchestration)
- **SQL (PostgreSQL)**
- **GraphQL**
- **AI-driven development tooling and agentic infrastructure**

## Requirements
- Deeply curious.
- Wants to own features from design to development to deployment to maintenance.
- Willing to solve the hardest problems with significant effort.

## Compensation
Base Salary Range: $140,000/yr to $220,000/yr + Equity + Benefits
**Apply:** https://hotfix.jobs/jobs/infrastructure-engineer-foundation-at-pylon-f0a6fdb3-983a-48fa-83a2-eb75ffb80306
**Canonical:** https://hotfix.jobs/jobs/infrastructure-engineer-foundation-at-pylon-f0a6fdb3-983a-48fa-83a2-eb75ffb80306