C++ Software Engineer

Vast.ai

Los Angeles, CAFull-time$120–180K/yrPosted 2mo agoStill listed 2w ago

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At a glance

Compensation

$120–180K/yr

Location

Los Angeles, CA

Schedule

Full-time

Work Authorization

Not specified

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Job overview

Vast.ai is hiring a C++ Software Engineer. Vast.ai seeks a Systems Software Engineer to improve performance, reliability, and capability of its cloud infrastructure, focusing on daemon development, resource management, and zero‑trust hardening, while collaborating in a fast‑paced startup environment.

Key focus areas include Expand and extend our GPU cloud daemon, Design and deploy market‑based resource management systems, and Harden code and infrastructure to meet zero‑trust standards.

Preferred (not required): C, C++, Python, and Linux.

Skills & qualifications

RequiredNice to have

Skills

CC++PythonLinuxLinux Kernel InternalsContainerizationVirtualizationWorkload IsolationNetwork IsolationMulti-Tenant EnvironmentsCloud SecurityHardening Cloud InfrastructureNetwork SecurityCloud-Native Security PracticesGPU ProgrammingGPU SecurityResource Management SystemsZero TrustBenchmarkingProfilingHypervisor

Benefits

Medical Insurance

Dental Insurance

Vision Insurance

401(k) Match

Full job description

ABOUT US

Vast.ai http://Vast.ai’s cloud powers AI projects and businesses all over the world. We are democratizing and decentralizing AI computing—reshaping our future for the benefit of humanity.

We are a growing and highly motivated team dedicated to an ambitious technical plan. Our structure is flat, our ambitions are out‑sized, and leadership is earned by shipping excellence.

We seek engineers with strong intrinsic drive, a true passion for advancing the state of the art, and a mix of architecture, coding, and communication skills.

LOCATION: On-site at our office in San Francisco or Westwood, Los Angeles.

ABOUT THE ROLE

As a Systems Software Engineer, you will work on key performance critical systems such as the daemon which orchestrates every host in our fleet. You will improve the performance, reliability and capability of our infrastructure and containerization technologies including monitoring and telemetry.

Full-time
On-site at either our SF or LA offices

TECH STACK

C, C++, Python, Linux

IDEAL EXPERIENCE

Programming: Strong programming skills in at least one language, ideally C++
Linux and Virtualization: Extensive knowledge of Linux kernel internals, containerization technologies, and virtualization
Isolation Techniques: Deep understanding of workload and network isolation techniques in multi-tenant environments
Cloud Security: Experience in securing and hardening cloud infrastructure, particularly in environments with untrusted workloads
Multi-tenant Security: Strong background in workload and network isolation, network security, and cloud-native security practices
GPU Security: Experience with GPU programming and an understanding of GPU-specific security concerns.

KEY RESPONSIBILITIES

Expand and extend our GPU cloud daemon
Design and deploy market-based resource management systems
Harden code and infrastructure to meet zero‑trust standards
Benchmark, profile, and eliminate bottlenecks across hypervisor, container, and network layers

INTERVIEW PROCESS (≈ 1 WEEK)

After submitting your application, our technical team reviews your credentials. If selected, you'll proceed through the following stages: