Member of Technical Staff - Platform Eng

sf on site Until 8/22/2026 First posted March 18, 2026 Last posted March 18, 2026
Job description

At Composio, we are building infrastructure that allows agents to communicate with the tools you use for work including Github, Gmail, Notion, Salesforce, etc. We are a small team of engineers wrangling problems from context to search, that help us provide the most capable bridge between your agents and your tools.

We raised a $25M Series A from Lightspeed with some incredible angels like Guillermo Rauch (CEO of Vercel), Dharmesh Shah (CTO of Hubspot), Gokul Rajaram. Beginning of this year we 3x our ARR, our customer range from your friends in the YC batch to Wabi, Glean, Zoom and many more.

What you'll do?

  • evolve our platform primitives and APIs — auth, automatic refreshes, triggers, tool search, tool planning, orchestrating and managing sandboxes

  • manage multiple runtimes for code execution across lambdas and firecracker

  • performance optimization — tracing, CPU/heap profiling, optimizing db queries, optimizing temporal workflows.

  • work closely with product engineering teams and customers to win their workloads, improving the product in the process

  • writing articulate docs

"Must haves"

if you are very good, nothing is a must per-se

  • core platform engineering

    • you've worked extensively in scaling backend distributed systems

    • you know how to maintain reliable systems while shipping fast

    • you are able to hold many different parts of the platform in mind at once

  • ai native

    • you have built with the language models

    • you have built for the language models

  • linux — you are comfortable in a linux enviornment

  • typist — you can write docs well and explain complex ideas clearly

  • human — you build trust and admit what you don’t know

Optional

  • multiple years of experience writing Typescript, Go

  • contributions to a major open source project

  • started companies or build large side projects

About this role

Summary

Develop and optimize scalable platform infrastructure for AI and backend services

Job title

Member of Technical Staff - Platform Eng

Experience level

not specified

Industry

software

Location requirements

remote, candidate can be anywhere worldwide

Salary

Not specified

Management role

No

Skills & keywords

Required skills

linuxdistributed systemsperformance optimizationapis

Preferred skills

typescriptgoopen source contributions

Specializations

platformdistributed systemsaicloudbackend
Locations

Structured locations inferred from the posting.

Unknown location

Remote