Infrastructure Engineer, Sandboxing - San Francisco, CA

We're looking for an engineer to join the sandboxing team and help shape both the client-side library/API and the underlying infrastructure.We're seeking someone who combines deep infrastructure expertise with an obsession for developer experience. · ...

About Anthropic · Anthropic's mission is to create reliable, interpretable, · and steerable AI systems. · ...

· Are you an infrastructure engineer obsessed with making things run fast?  · Do you love doing this at scale?  · Do you want to work at a small fast moving team focused building great dev tools? · My client is a fast-moving start-up building an open-source runtime for executing ...

Senior DevOps & Infrastructure Engineer · About HUD · At HUD, we're building the future of how companies and individuals train and evaluate AI. We believe that in the near future, most post-training data used to align and improve LLMs will flow through HUD. · We build a platform ...

+ · + We run a platform + SDK/dev tools for creating RL environments/post-training data and running reinforcement fine-tuning at scale. · ...

+Job summary · This is a Senior DevOps Engineer position at HUD where you will own and evolve HUD's infrastructure so it is extremely performant (fast sandbox provisioning), extremely reliable (predictable behavior), operationally excellent (systems scale) and secure. · +AWS expe ...

We build a platform and developer tools that let teams create post-training data through RL environments and run reinforcement fine-tuning (RFT) reliably, reproducibly, and at scale. · ...

You'll be the technical and consultative bridge between HockeyStack's AI-powered GTM platform and complex customer business problems. You'll lead demo engineering, build sandbox POCs, · leverage MEDDICC and tailor technical storytelling around marketing and sales pain points face ...

HockeyStack is an Applied AI company on a mission to automate sales marketing and customer success for B2B companies We build the most complete and accurate picture of the B2B buyer by integrating with every tool your team uses partnering with third-party data providers and deplo ...

We're partnered with an A16z backed Series A company building the execution layer for AI systems that run untrusted code at massive scale. · ...

Location: San Francisco, CA (relocation supported) · Work model: Onsite (5 days/week); occasional flexibility as needed · Industry: B2B SaaS (Developer Tools / AI infrastructure; selling to technical stakeholders such as Heads/VPs of Engineering) · Compensation: Base $100,000-$15 ...

· Location: San Francisco, CA (relocation supported) · Work model: Onsite (5 days/week); occasional flexibility as needed · Industry: B2B SaaS (Developer Tools / AI infrastructure; selling to technical stakeholders such as Heads/VPs of Engineering) · Compensation: Base $100,000– ...

About the Role · As Comet continues to grow as a stand-alone product and codebase, we are seeking a Browser Security Engineer to lead and own browser-specific security initiatives, including custom Chromium development, extension security, and cross-device features. · Browser/Chr ...

Location: · San Francisco, CA (relocation supported) · Work model: · Onsite (5 days/week); occasional flexibility as needed · Industry: · B2B SaaS (Developer Tools / AI infrastructure; selling to technical stakeholders such as Heads/VPs of Engineering) · Compensation: · Base $100 ...

Minimum qualifications: · Bachelor's degree in Computer Science, Mathematics, or equivalent practical experience. · 2 years of experience with software development, or 1 year of experience with an advanced degree in an industry setting. · 2 years of experience developing large-sc ...

· info_outlineXApplicants in San Francisco: Qualified applications with arrest or conviction records will be considered for employment in accordance with the San Francisco Fair Chance Ordinance for Employers and the California Fair Chance Act. · Minimum qualifications: · Bachelo ...

Perplexity is looking for a Software Engineer to build the core infrastructure that powers agentic products across Perplexity including Search, Deep Research, and the Comet browser. You will design and evolve the runtime, orchestration, evaluation and training systems that let ag ...

This is a Founding, full-cycle AE role with real ownership over the sales process. You'll sell consultatively to technical buyers and help translate product value into outcomes engineers care about. · Own the full sales cycle: discovery evaluation/sandbox technical validation clo ...

About Vibecode · We're democratizing software creation. Our platform lets anyone describe an idea and instantly turn it into a working application—no coding required. · We're solving one of computing's fundamental challenges: bridging the gap between human intent and software exe ...

+Job summary · As a Research Engineer, you'll work across the full foundation-model stack: pretraining and scaling, post-training and Reinforcement Learning, · +Responsibilities · ...