Founding AI Engineer - San Francisco

We are a well-funded early-stage AI startup building an AI-powered command center for senior leaders in government and enterprise. Our platform helps decision-makers manage time relationships and strategy using modern AI systems.The company has real customers strong traction and ...

This role is for one of the Weekday's clients. · As a Founding Engineer, you'll play a pivotal role in shaping the core product, engineering culture, · and technical architecture from the ground up. · ...

We're looking for founding engineers to drive our product development from the ground floor. You won't just optimize existing software, you'll own new features/products to improve and expand our firmware analysis platform. · ...

We are hiring a founding frontend engineer to help build MARTHA, an AI copilot for paid social and media buying teams at agencies. · ...

Job description · Founding Engineer · San Francisco, CA (Hybrid) · Full-time · About Our Client · Our client is a highly prestigious, well-funded AI startup built by proven operators with a track record of scaling complex systems and real businesses. The company is attacking prob ...

+founding engineer+ · +help build clerat into default way people find jobs+ · + ...

We e building software for complex real-world infrastructure problems supporting factory selection design construction and maintenance.Funded by a former SpaceX construction lead and HBS grad Ground Control spent its first year proving service-market fit via paid pilot projects a ...

We are representing a venture-backed, early-stage startup that is redefining the intersection of Artificial Intelligence and Hardware Engineering. · ...

We're building a search engine for human thought. · While you might go to Google to search through the web, you come to Terac to search through human opinion. Consumer research teams at DoorDash, Notion, and Posh use Terac to test features and products before launch. Our AI-nativ ...

We are seeking a Founding Engineer to play a pivotal role in the development and enhancement of our AI-driven strategic finance platform.This is an opportunity to contribute to the foundational stages of building a transformative technology platform. · ...

Early-stage AI startup hiring founding engineer to shape technical direction and build core systems from scratch. · 4–10+ years of full-stack engineering experience. · Experience (or strong interest) working with AI/LLM-powered products. · ...

+ Build what makes it possible for Infilla to fix the slowest part of building homes: · the permit process. · + As our founding engineer, you'll have massive ownership, ship fast, · and see your work used by government staff in days.- No salary information providedOriented towar ...

We're hiring a Founding Engineer to help build Castari into the default platform for deploying and running agentic apps, starting with Claude Agent SDK. · This role is about shaping the product and the company as much as writing code. You'll help define what the "Vercel experienc ...

We are seeking a founding engineer to help build the next generation of autonomous gaming AI. · ...

We're building AI to power the world's leaders — from Senators to CEOs. · 4+ years of experience shipping full-stack, production-grade products · Experience at an early-stage startup – shipping daily and iterating quickly · ...

We're hiring founding engineers to help build the infrastructure behind the next generation of B2B software. · ...

We're hiring founding engineers to help build the infrastructure behind the next generation of B2B software.This is a high-ownership role: you'll work directly with the founders to shape the product, the company, and the way healthcare and staffing operations are run. · ...

Ambra is building Vertical AI for Emergency Medical Services. We're fixing that with AI that writes documentation, catches errors before claims go out, bills intelligently and fights denials automatically. · ...

This is a high-ownership role bridging full-stack systems with cutting-edge machine learning. · Join an elite team building the foundational platform for LLM alignment and reinforcement learning. · ...

We're rebuilding intimacy at scale with our product performing deep research on social followers, enabling brands to authentically engage through personalized DMs. · ...

We are building the first Physics Foundation Model; an AI system that learns from simulation, experiment, · and equations to instantly predict and simulate physical behavior. · Developing scalable approaches to train high-accuracy, · large-scale physics-informed models. · Designi ...