We are looking for a systems-minded engineer to help advance our kernel development, performance engineering, and hardware-software co-design capabilities, with a particular focus on AI-assisted workflows and tooling.
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Browse the latest USA job vacancies at Ethic Leaf and take the next step in your career. Explore roles across industries and locations — from major cities to regional hubs — including full-time, part-time, temporary and permanent options.

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We’re looking for dedicated, experienced, and deeply curious individuals to help solve some of the most complex challenges faced by our customers while building the future of post-AGI support alongside us.
Workload Porting & Performance Engineer
Competitive
We are seeking a Workload Porting & Performance Engineer to evaluate new hardware platforms by porting benchmarks and real-world workloads, analyzing performance, and identifying system bottlenecks.
Software Engineer, Intern (Summer or Winter)
Competitive
As an intern at Stripe you’ll work on projects across our stack that directly impact the way millions of businesses operate. You’ll own problems end to end with the support of your manager and teammates.
Applied AI Engineer, Agent Enablement
Competitive
We are looking for an Applied AI Engineer to help strategic partners design, build, validate, launch, and operate agent enablement integrations across web applications, connectors, APIs, CLIs, MCP servers, and developer tools.
We’re looking for a senior cybersecurity and cyber intelligence practitioner who is also an operations leader, strategist, and people manager. You’ll bring sound cyber judgment, strong analytical and automation instincts, and the ability to stay close to the work while setting direction, managing and developing people…
Software Engineer - Application Platform
Competitive
We’re looking for an experienced backend engineer with meaningful production Ruby experience who enjoys building for other engineers. You don’t need to be a Ruby language specialist.
We are looking for an experienced, hands-on support leader to build and run the support and escalation motion for GPT-Rosalind and OpenAI’s life sciences customers. This is both a builder role and a frontline support role.
Systems Generalist, GPT Infrastructure
Competitive
We are seeking an experienced systems generalist who can work comfortably across the stack to help build an automated inference optimization platform. Given a workload, target hardware profile, compiler and runtime context, and a trusted verifier, the system runs durable optimization campaigns that generate, compile…
Senior Software Engineer
Competitive
Build payments APIs in TypeScript and Go.
As the Engineering Manager for Observability, you'll lead the team building the systems that show Figma how its platform and its AI products actually behave in production. That spans our core observability stack, meaning metrics, logs, and distributed tracing, as well as a fast-growing new frontier: the AI…
Software Engineer, Foundations Search
Competitive
We’re looking for a Software Engineer focused on building and scaling retrieval systems. You’ll work with a team of researchers and engineers to develop infrastructure that enables models to retrieve and act on the right information at the right time.
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USA Jobs FAQs
Agency jobs involve working through a recruitment provider that connects candidates with employers. These roles can be temporary or permanent and offer flexibility across industries.
Browse vacancies, open a role that matches your skills, and submit your details. An Ethic Leaf consultant will be in touch about next steps, interviews and onboarding.
Opportunities are available across logistics, hospitality, administration, retail, manufacturing, healthcare, IT and more.
You will need proof of identity and your right to work in the USA, such as a passport or relevant documentation.
