Founding AI Engineer in SF
Eth Juniors
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Join a fast -growing technology startup building intelligent systems that optimize workflows, improve efficiency and implement AI for operations in industrial environments. Already creating measurable impact for customers, the company is transforming how operational businesses run through next -generation software. You will join a small, high -performing team of exceptional builders and work directly with leadership on product execution, customer implementations, and international scaling.
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- ...Founding AI Engineer We founded Bild AI to tackle the mess that is blueprint reading, cost estimation, and permit applications in construction... ...hour coding technical #3-5 day paid work trial Logistics ~ SF-based or willing to relocate, fulltime in-office...SuggestedFull timeWork at officeRelocation
- ...real-life JARVIS — a personal AI that can do everything a human... ...extremely fast. Come join our founding team in San Francisco as one of... ...to hear from you! Founding AI Engineer We are looking for a founding... ...experience building AI agents SF-based or able to relocate to SF...SuggestedRelocation
- ...We're a team of ex-Google engineers who built some of the largest defensive platforms on the... ...challenge: stopping the new wave of adversarial AI attacks already hitting organizations... ...+ years of combined AI experience on the founding team, we know today's landscape changes...SuggestedFull timeFlexible hours
- ...technology that works for them, not against them. Revic is an AI-native sales acceleration engine built to uplift sales professionals. We handle the... ...GTM signal into company-wide execution. As Revic’s Founding GTM AI Engineer, you will work directly with Revic’s CEO...SuggestedRemote jobFull time
$150k - $220k
...Optimized deploys AI agents into the operations that run the physical economy: the factory floors, foundries, and procurement... ...runs reliably in production is the hardest part, and we need a founding engineer to own it. As a Founding AI Engineer, you'll architect the platform...Suggested$120k - $200k
...$120,000 - $200,000 + 0.5‑2% Equity + Flexible PTO Are you an AI engineer who wants to build and own the core agentic systems powering an... ...intelligence, whilst benefiting from full autonomy and founding‑level equity? This is a rare opportunity to join a YC‑backed,...Full timeImmediate startFlexible hours$130k - $170k
...Founding AI Engineer Join to apply for the Founding AI Engineer role at Nowadays (YC S23) Base pay range: $130,000.00/yr - $170,000.00/yr The amount listed above is the expected annual base salary for this role, subject to change. About Nowadays Nowadays is the first...- ...At Middleware — one of the fastest-growing AI observability platforms — we're looking for a talented and experienced AI/ML founding engineer to join our team. You'll play a key role in building AI on our observability platform to detect and fix issues automatically. In...
- A rapidly scaling defense AI startup in San Francisco seeks a Founding Engineer to own substantial portions of the tech stack and drive development of mission-critical solutions for defense clients. This role is geared towards a dynamic team player eager to tackle challenging...Full time
- ...For phase 1, we're training foundational AI models that create building code-compliant... ...models, geometric and physics engines from scratch to transform how the world designs... ...from raw 2D or spatial data using AI. As a Founding AI Engineer for Scan-to-BIM on our core AI...Full timeVisa sponsorship
$130k - $170k
A pioneering AI event planning startup in San Francisco is searching for a Founding AI Engineer. The ideal candidate will build and scale AI systems to automate event-planning workflows and develop innovative AI agents for various applications. With a competitive salary...Full time$150k - $225k
...A modern technology company in San Francisco is looking for a Founding AI Engineer to design and build the intelligence layer for their innovative product. This role combines machine learning infrastructure and applied engineering to enhance user experience. Ideal candidates...Full time$120k - $200k
A healthcare AI startup in San Francisco is seeking a Founding Engineer specializing in Healthcare AI. This role involves developing AI solutions for clinical documentation and improving healthcare processes. Ideal candidates should have a strong background in AI engineering...Full time- ...About Kastle Kastle is building AI operating system for consumer lending, starting with mortgage. We work with some of... ...are redefining lending with AI. About the Role As a Founding Applied AI Engineer, you'll be instrumental in building the technical foundation...Full timeLive inRelocation package
$150k - $225k
...building the smart operating system for modern families. Most AI tools are designed for work life, but managing home life is... ...strengthen their communities. The Role We’re looking for an Founding AI Engineer to design, build, and scale the intelligence layer that...Full timeWork from homeFlexible hours$200k - $400k
A leading recruiting firm in San Francisco is seeking a Founding AI Engineer to join their core team and help design a multi-agent AI system. This role offers a chance to shape both the product and company strategy from day one, with a competitive salary of $200,000-$4...Full time$200k - $250k
Overview Founding Applied AI Fullstack Engineer – FinTech Startup – $200k–$250k + Equity | San Francisco Bay Area (Hybrid) This is a ground-floor opportunity for an experienced Fullstack Engineer (5+ years) to shape the platform end-to-end, working closely with the leadership...Full time- ...A cutting-edge AI start-up based in California is seeking a Founding Engineer to join their team. This pivotal role involves building customer-facing applications that simplify complex physics simulations. The ideal candidate will have experience with full-stack development...Full timeWork at office
$125k - $200k
...solve crime. Police and prosecutors across the U.S. use our AI software to accelerate investigations into homicides, cold cases... ...major offenses by reducing digital evidence overload. As a Founding AI/ML Engineer, the mission is clear: bring technical excellence to public...$130k - $170k
A tech-driven event planning company seeks a Founding Engineer to manage full-stack development and enhance their AI platform. The ideal candidate has experience in modern frameworks and exhibits adaptability in dynamic settings. Responsibilities include expanding the venue...Full time- ML/AI Research Engineer — Agentic AI Lab (Founding Team) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary + meaningful equity (founding tier) Backed by 8VC, we're building a world‑class team to tackle one of the industry’s most critical...Full time
- ...work gets done. Our agentic AI platform brings "AI employees" into... ...product, and we're looking for engineers to help us reach $XXM ARR in the next 9 months. As a founding member of our team you’ll be... ...(dropout welcome) Located in SF/Toronto or willing to relocate...Full timeRelocationShift work
- ...interact with the web by building AI agents that can reliably do... ...technical staff to join the founding team. Someone technically strong... ...Work closely with product engineers to translate cutting‑edge AI capabilities... ...stipend to bring you to SF ~ Generous health, dental,...Full timeWork at officeRelocationVisa sponsorship
$150k - $250k
A seed-stage AI startup in San Francisco is looking for a Founding Software Engineer to build high-quality frontend features. This role involves collaborating with designers and backend engineers while taking ownership of frontend architecture. The ideal candidate should...Full time- ...Bio We enable any scientist to access AI-powered drug discovery. Thousands of scientists... ...We’re hiring three exceptional Founding Software Engineers to help us scale the computational... ...expectation: Team currently onsite in SF ~5 days/week . Ideal Qualifications...Full timeRelocation
- ...About Simple Simple AI is building state of the art voice AI agents for enterprise... ...crazy and looking to hire a couple founding software engineers to help us stay afloat of current customer... ...change the world, and work out of our SF based office 5 days a week. Simple...Full timeWork experience placementWork at office
$200k
Senior Software Engineer, Full Stack (US, Canada, SF) Join to apply for the Senior Software Engineer, Full Stack... ...among the first 25 applicants Get AI-powered advice on this job and more... ...alongside a dedicated and experienced founding team Short Story is committed to...Full timeRemote work$150k - $200k
...for the agentic web — giving AI agents a dependable way to reach... ...pay for what they transact. Founded in 2025 by operators with deep... ...hiring a Founding AI & Cloud Engineer to build our products end-to-end... ...opinionated, generative thinker ~ SF North Beach, 5 days in-person...Full timeH1bVisa sponsorship$180k - $220k
A healthcare technology company is looking for a Mid-Senior level Full-stack Developer to design and build innovative AI-powered products for clinicians. This remote role requires strong skills in data modeling, APIs, and UI design, with a focus on compliance and user...Full timeRemote work- ...A pioneering open source technology company in San Francisco is seeking a Senior Cloud Infrastructure Engineer to design and manage large-scale distributed systems. The ideal candidate has over 5 years of experience in infrastructure engineering, is skilled in tools like...Full time
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