Job Listing

Software Engineer

Member of Technical Staff

We’re hiring a high-agency SWE to work directly with the founding team on cutting-edge applied AI safety R&D, and push the frontier of responsible AI.

To apply, please send your resume and a short paragraph about an AI project you're proud of to careers@circuitbreakerlabs.ai. Make sure to map your experience to the requirements below.

And if you're missing something, that's OK! Call it out and show adjacent work that proves you can ramp quickly. We care about clarity, curiosity, and the ability to learn aggressively.

REQUIRED

PYTHON

Strong typing discipline, idiomatic use of type hints, TypeVar, etc.

Async Python

Asyncio, async/await

REST and WebSocket APIs

Experience building or consuming both

PostgreSQL

Schema design, query writing, and basic operational familiarity

Linux fundamentals

Comfortable with systemd services, SSH, and general server administration

Rust

Familiarity with async Rust and the Tokio ecosystem

line
PREFERRED

FastAPI and SQLAlchemy

Experience building and maintaining a typed Python web backend

CI/CD

GitHub Actions or equivalent

BONUS

Nix/NixOS

Any exposure to declarative system or environment configuration

If You Want to Work on Hard Problems

that Actually Matter,

Join Us.

Work with Us

Prove Your AI

Does No Harm.

If you're building high-stakes AI, let us find your edge cases before your users do.

Job Listing

Software Engineer

Member of Technical Staff

We’re hiring a high-agency SWE to work directly with the founding team on cutting-edge applied AI safety R&D, and push the frontier of responsible AI.

To apply, please send your resume and a short paragraph about an AI project you're proud of to careers@circuitbreakerlabs.ai. Make sure to map your experience to the requirements below.

And if you're missing something, that's OK! Call it out and show adjacent work that proves you can ramp quickly. We care about clarity, curiosity, and the ability to learn aggressively.

REQUIRED

PYTHON

Strong typing discipline, idiomatic use of type hints, TypeVar, etc.

Async Python

Asyncio, async/await

REST and WebSocket APIs

Experience building or consuming both

PostgreSQL

Schema design, query writing, and basic operational familiarity

Linux fundamentals

Comfortable with systemd services, SSH, and general server administration

Rust

Familiarity with async Rust and the Tokio ecosystem

PREFERRED

FastAPI and SQLAlchemy

Experience building and maintaining a typed Python web backend

CI/CD

GitHub Actions or equivalent

line
BONUS

Nix/NixOS

Any exposure to declarative system or environment configuration

If You Want to Work on Hard Problems

that Actually Matter, Join Us.

Work with Us

Prove Your AI Does No Harm.

If you're building high-stakes AI, let us find your edge cases before your users do.

Job Listing

Software Engineer

Member of Technical Staff

We’re hiring a high-agency SWE to work directly with the founding team on cutting-edge applied AI safety R&D, and push the frontier of responsible AI.

To apply, please send your resume and a short paragraph about an AI project you're proud of to careers@circuitbreakerlabs.ai. Make sure to map your experience to the requirements below.

And if you're missing something, that's OK! Call it out and show adjacent work that proves you can ramp quickly. We care about clarity, curiosity, and the ability to learn aggressively.

REQUIRED

PYTHON

Strong typing discipline, idiomatic use of type hints, TypeVar, etc.

Async Python

Asyncio, async/await

REST and WebSocket APIs

Experience building or consuming both

PostgreSQL

Schema design, query writing, and basic operational familiarity

Linux fundamentals

Comfortable with systemd services, SSH, and general server administration

Rust

Familiarity with async Rust and the Tokio ecosystem

PREFERRED

FastAPI and SQLAlchemy

Experience building and maintaining a typed Python web backend

CI/CD

GitHub Actions or equivalent

line
BONUS

Nix/NixOS

Any exposure to declarative system or environment configuration

If You Want to Work on Hard Problems

that Actually Matter, Join Us.

Work with Us

Prove Your AI

Does No Harm.

If you're building high-stakes AI, let us find your edge cases before your users do.

Job Listing

Software Engineer

Member of Technical Staff

We’re hiring a high-agency SWE to work directly with the founding team on cutting-edge applied AI safety R&D, and push the frontier of responsible AI.

To apply, please send your resume and a short paragraph about an AI project you're proud of to careers@circuitbreakerlabs.ai. Make sure to map your experience to the requirements below.

And if you're missing something, that's OK! Call it out and show adjacent work that proves you can ramp quickly. We care about clarity, curiosity, and the ability to learn aggressively.

REQUIRED

PYTHON

Strong typing discipline, idiomatic use of type hints, TypeVar, etc.

Async Python

Asyncio, async/await

REST and WebSocket APIs

Experience building or consuming both

PostgreSQL

Schema design, query writing, and basic operational familiarity

Linux fundamentals

Comfortable with systemd services, SSH, and general server administration

Rust

Familiarity with async Rust and the Tokio ecosystem

PREFERRED

FastAPI and SQLAlchemy

Experience building and maintaining a typed Python web backend

CI/CD

GitHub Actions or equivalent

line
BONUS

Nix/NixOS

Any exposure to declarative system or environment configuration

If You Want to Work on Hard Problems

that Actually Matter, Join Us.

Work with Us

Prove Your AI

Does No Harm.

If you're building high-stakes AI, let us find your edge cases before your users do.