# AI Engineer - Platform

**Company:** [Build](https://hotfix.jobs/companies/build-inc)
**Location:** New York, NY, London, United Kingdom
**Role:** Fullstack Engineering
**Salary:** $120k – $240k/yr
**Skills:** Artificial Intelligence, Workflow Builder, APIs, Slack, Email Automation, Workflow Automation, Platform Engineering, Reliability
**Posted:** 2026-08-29

> Build and own the user-facing platform for an agentic AI company, including workflow creation tools, client and internal interfaces, external access gateways, and organizational automation. The role requires strong product judgment, rapid execution, and end-to-end ownership.

## Job Description

## Responsibilities
- Own the experience and product surfaces of Build’s platform, including the workflow builder, interfaces that drive work output, external access gateways, and internal automation.
- Build a workflow builder that enables domain experts to create, edit, and test workflows without engineering involvement.
- Develop platform surfaces used by internal delivery teams to drive work output.
- Build and maintain access gateways through email, Slack, and APIs.
- Treat internal operations as a product, improving coordination, work routing, progress visibility, and feedback loops.
- Own the speed, reliability, and quality of platform surfaces and automation end to end.

## Similar jobs

- [Software Engineer](https://hotfix.jobs/jobs/c1901b68-8a0c-49c1-86cb-e5846fde7d04) - N1 - New York, NY - $120k – $200k/yr
- [Full Stack Developer](https://hotfix.jobs/jobs/a85b8172-affc-400a-bf48-3eeae4a61b85) - Axle - Remote - $120k – $160k/yr
- [Full Stack Engineer](https://hotfix.jobs/jobs/ed62e574-fd84-4844-bdf0-e82fb36c467f) - Quindar - Denver, CO - $120k – $180k/yr
- [Software Engineer II](https://hotfix.jobs/jobs/a4c1303e-c72f-437c-93f2-852093e08f95) - Hello Patient - Austin, TX - $120k – $160k/yr
- [Developer, Full Stack/iOS](https://hotfix.jobs/jobs/2c3898a4-f268-4fe5-8103-8a418d9177b2) - 1Password - Remote - $123k – $172k/yr

**Apply:** https://hotfix.jobs/jobs/1dc209bb-d350-4b6a-a00c-b710991dcdbc
**Canonical:** https://hotfix.jobs/jobs/1dc209bb-d350-4b6a-a00c-b710991dcdbc