Careers

Build the control layer between AI intent and real-world execution.

Cots is an early-stage engineering company working on distributed systems, authorization, transaction integrity, and security-critical execution infrastructure.

Work directly with the founding team on core systems.

Senior Runtime & Security Engineer — Distributed Systems

We are looking for a hands-on backend and distributed-systems engineer to help build the runtime between an AI agent's proposed action and real-world execution.

What you will work on

01Authorization and runtime infrastructure
02Exact, one-use execution grants
03Transaction integrity
04Concurrency and idempotency
05Replay prevention
06Partial-failure handling
07Durable execution state
08Audit and evidence generation

Initial engagement8–12 weeks

Time commitmentApproximately 30–40 hours/week

LocationRemote

CollaborationMinimum 5 hours overlap with IST

The initial engagement may lead to long-term conversion based on mutual fit and company direction.

Long-term compensation, including potential equity participation, may be discussed for candidates who convert to a permanent role, subject to the company's formal compensation and equity plans.

Interested?Tell us about the systems you have built.

Apply at careers@cots.ai