AI Engineer
Mastra · REMOTE (AMER or EMEA time zones)
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Source: a comment in the Hacker News “Who is hiring?” thread, posted 2026-10-07. Company, role and location are copied from the poster’s first line; read the original for how to apply.
Mastra | AI Engineer | REMOTE (AMER or EMEA time zones) | Full-time
Mastra is the open-source TypeScript framework for building AI agents (agents, workflows, memory, evals, tracing). From the team behind Gatsby, YC-backed, https://github.com/mastra-ai/mastraWhy:
We’re starting to build more and more agentic features into Mastra: Trace intelligence, and we’re working on various Agent Learning features to automatically self-improve agents (Autoevals + Suggestions, Rollouts).
In addition, we’ve been increasingly running Mastra primitives like memory on industry-standard benchmarks and using the results to fine-tune configuration.You have:
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 creatingApply: {https://jobs.ashbyhq.com/mastra/531a3fe8-556f-4b83-bee7-2037...} We get back to everyone.