Founding Engineer, Full Stack (Product-Minded)

Full-time | On-site

Location: San Francisco

We are building a unified platform that streamlines the use of large language models (LLMs) to build and deploy applications at scale. We are seeking a Founding Full Stack Engineer to own the entire application layer, driving developer productivity by providing a single pane of glass for data collection, model evaluation, training, and deployment.

As a Founding Engineer, you will be a product-minded generalist responsible for the entire feature lifecycle. You'll primarily focus on the backend systems that interface with our core machine learning (ML) stack, ensuring a scalable and reliable platform for our customers.

What You'll Do:

Engineering Manager

Full-time | On-site

Location: New York City or San Francisco

We are a rapidly growing AI platform leveraging real-time data ingestion, comprehension, and summarization across text, audio, and video to provide actionable insights for communications. We are seeking a dynamic Engineering Manager to build, lead, and scale our core engineering team as we accelerate growth and serve enterprise-grade customers.

The Engineering Manager will be responsible for both technical strategy and people leadership, ensuring the team operates with urgency, rigor, and a focus on long-term scalability. This role requires a balance of hands-on technical work, mentorship, and cross-functional product collaboration.

What You Will Do:

AI Solution Engineer (Product Owner Focus)

Full-time | On-site

Location: San Francisco, CA

We are a rapidly growing AI enterprise focused on empowering businesses to deploy conversational, AI-powered phone agents at scale. We are looking for a unique individual to join us as an AI Solution Engineer. This role is a hybrid of Solutions Engineering and Product Management, where you will effectively become the product owner of each customer's onboarding journey.

You will own the end-to-end implementation for new enterprise customers, ensuring they rapidly achieve a fully functional, high-impact AI-driven solution. You will blend deep technical expertise with strong product thinking to translate business goals into tangible, measurable AI experiences.

What You'll Do:

Software Engineer (Backend/AI)

Location: San Francisco, CA (100% On-site)

Employment Type: Full-time

Salary Range: $140K - $300K

We are a rapidly growing, well-funded AI company (backed by world-class investors like A16z, Benchmark, and First Round Capital) focused on solving a critical bottleneck for modern AI teams: ingesting complex, real-world enterprise data (like PDFs and spreadsheets) with state-of-the-art accuracy. We have achieved 7x YOY revenue growth, working with hundreds of clients from leading AI startups to large enterprises. We are seeking an exceptional Backend/AI Engineer to build the core platform.

As a Backend/AI Engineer, you will work on our core API, which powers document parsing for hundreds of companies globally. This role requires high agency, a strong bar for quality, and a hands-on approach to the full development lifecycle, from ideation to production.

Core Work Will Include:

Senior Software Engineer - AI-Powered Healthcare Communication

Location: Hybrid - San franciisco

Compensation: $125K - $200K

We are a high-growth AI and Healthcare technology company with the mission of making exceptional healthcare accessible anytime, anywhere, for everyone. Our platform uses Generative AI to facilitate millions of patient interactions, helping health systems automate operational tasks and navigate care at scale. We are well-capitalized, growing rapidly (with 10x revenue growth since January), and backed by leading investors. We are seeking a product-minded Senior Software Engineer to build and scale the customizable fleet of GenAI agents that power our platform.

You will be a critical, autonomous contributor, deeply involved in key decisions alongside the founders. Your primary focus will be on building our AI-powered healthcare communication platform, which includes developing voice agents that serve as the first point of contact for medical practices, handling tasks from appointment scheduling to patient triage. You will translate complex healthcare needs into scalable, secure software solutions.

Responsibilities:

Senior Product Marketing Manager

Location: San Francisco, CA (Hybrid)

Employment Type: Full-time

Salary Range: $200K - $280K

We are a well-funded, established B2B SaaS company pioneering the use of AI to transform a fundamental function within professional services firms. We are seeking a strategic Senior Product Marketing Manager (PMM) to lead our category creation efforts and define the market narrative for our transformative platform. This role requires building strategy from the ground up in an ambiguous, fast-paced environment.

We need a strategic PMM leader to own and drive our category creation efforts for AI-powered optimization tools. You will collaborate closely with the Head of Marketing and CEO to define our market positioning, craft compelling narratives, and lead the go-to-market strategy as we scale globally.

What You’ll Own:

Senior Data/AI/ML Software Engineer

Location: Remote (US Only) or Hybrid (San Francisco Bay Area)

Employment Type: Full-time

Salary Range: $150K - $300K (Varies by level and location)

We are building a cutting-edge Clinical Data Intelligence platform that automates complex, low-level cognitive tasks involving clinical data and knowledge. We are seeking a highly experienced Senior Data/AI/ML Software Engineer to design, implement, and improve the core components of our system, leveraging advanced AI/ML/NLP techniques to dramatically increase efficiency in healthcare.

This role requires expertise across software engineering, AI/ML, and data engineering, with a focus on building data-intensive systems that empower clinicians and improve healthcare operations.

What You'll Do:

Robotics Software Engineer - Scientific Physical AI Platform

Location: San Francisco

Compensation: $150,000 – $210,000

We are a mission-driven company using AI, robotics, and biology to accelerate life science research, with the ultimate goal of eradicating disease. We are building a Scientific Physical AI platform that helps scientists scale their lab work and generate orders of magnitude more data. We are looking for a Robotics Software Engineer to build highly robust and performant solutions that redefine laboratory automation.

You will be instrumental in bridging complex biological processes with physical automation. This role is deeply hands-on, focused on robust manipulation and control of laboratory equipment. You will be expected to work directly with scientists, translate their biological needs into engineering requirements, and deliver production-ready software solutions in a dynamic, high-stakes environment.

In this role, you will:

Fullstack Engineer (Founding Team, High Agency)

Location: San Francisco, CA (100% On-site)

Employment Type: Full-time

Salary Range: $150K - $200K (Flexible for highly experienced candidates)

We are an ambitious, rapidly growing AI startup (recently raised a heavily oversubscribed $3.8M Seed round from top-tier VCs, including those early in OpenAI and Scale AI) focused on completely rebuilding the foundation of the massive Insurance Claims Processing industry. We are seeking a high-agency Fullstack Engineer to join our intensive, high-performance team. This is a role for engineers who thrive on extreme ownership and measurable customer impact.

This role requires a high level of performance, ambition, and ownership. You will be instrumental in defining and building core features end-to-end, working directly with founders and customers.

What You'll Do:

Founding Software Engineer - AI Evaluation & Data Infrastructure

Location: San Francisco

compensation: $150K - $240K

We are building the most complex infrastructure that powers frontier data creation for agentic and hard reasoning workflows, helping push the frontier of LLMs and AI Agents. We work with all 5 of the leading AI labs and are experiencing sharp hockey stick growth. We are seeking a Founding Software Engineer with end-to-end ownership to build the systems that power data and evaluation for the next generation of AI.

This is a dynamic, high-impact role that offers immense breadth of ownership over projects that push the frontier of AI evaluation. You will move fluidly across the entire stack, from research prototyping to distributed cloud infrastructure and user-facing analytics. You must be comfortable with constant context switching and relentless shipping in a talent-dense environment.

What You’ll Do: