Backend Engineer Agent Collaboration Platform Jobs in San Francisco, CA

You'll Thrive in This Role If You Have 5+ years of backend or software engineering experience, with a track record of

The role We're hiring a senior backend engineer to help build and strengthen the platform behind our AI agent — the systems that

We're well-capitalized and looking for a founding engineer to own the back end of Variant, where our agents operate.

Your job is to build that platform and enable a growing set of products built by our engineering team and by our customers themselves.

We’re building the fastest, smartest commercial risk platform, where underwriting expertise, data, and automation work together to deliver:

As an engineer on the team, you’ll build these agents end-to-end, from designing the agent architecture to shipping intuitive interfaces for the agents within our

The environment is greenfield, and the problems are unlike traditional backend engineering: non-deterministic, cost-sensitive LLM workloads; real-time personalization

Raindrop is the monitoring platform for AI agents.

We’re looking for product-minded backend engineers to build the core systems behind Mintlify.

You're the backend counterpart to our dashboard engineers: they own the experience, you own the services and data behind it, and together you ship product end-to-end

ownership of backend systems, product infrastructure, or developer platforms.

Strong programming and software design fundamentals, with depth in areas such as backend, full-stack, product, or platform engineering.

We’re building the platform that lets every business create AI agents that act on real data and systems – and we’re looking for engineers excited to shape this new

In a larger company, this might be split across data platform, product infrastructure, and agent runtime teams.

About the Role We are looking for an experienced software engineer to help build and scale our cloud agent platform.