# AI Engineer at Mastra

- Company: Mastra
- What the company does: Ship AI agents that reason, remember, and act in TypeScript. Mastra provides memory, tools, MCP, and observability to go from prototype to production. Backed by Y Combinator.
- Company website: https://mastra.ai
- Type: Startups (AI role)
- Level: Mid level
- Location: Remote
- Work setup: Remote
- Posted: 2026-10-07
- Apply by: 2026-11-23
- Apply: https://jobs.ashbyhq.com/Mastra/531a3fe8-556f-4b83-bee7-20374f67f980?utm_source=1752vc&utm_medium=careers
- Page: https://www.1752.vc/careers/jobs/mastra-ai-engineer/

## About the role

Build the features that make this possible: tools for understanding traces, evaluating agent behavior, and turning results into improvements. Run experiments on Mastra’s primitives, investigate where they perform well and where they fall short, and use those findings to improve their configuration and behavior. You’ll help turn that work into capabilities developers can use in their own applications. Found on 1752vc Careers, the job board for startup and VC roles.

## What they're looking for

- Shipped agents and agentic applications into production
- Tuned and tweaked them to improve accuracy
- You need to be able to benchmark your results against existing datasets, or intelligently creating

Tags: Engineering

Source: 1752vc Careers, https://www.1752.vc/careers/jobs/mastra-ai-engineer/