Founding AI Engineer — Shape Product & ROI
Praxis, Inc.
Modo is looking for a founding engineer to shape product, company, and engineering culture from day one. You will write production code and drive customer-facing features, with an outsized role in roadmap and architectural decisions. You’ll own features end-to-end, collaborate with pilots, and work across the stack (TS/React/Next.js/Postgres/Electron). Expect hands-on delivery, fast feedback loops, and a path to leadership as we scale in SF. #J-18808-Ljbffr Praxis, Inc.
- An innovative AI startup in San Francisco is seeking a Founding Engineer to help turn ambitious product visions into reality. In this role, you'll collaborate with teams to rapidly prototype and deliver cutting-edge AI solutions. Ideal candidates will have experience in...SuggestedVisa sponsorship
- ...stage company building self-improving AI agents to run growth for consumer... ...— end to end. You will join the founding team in San Francisco, owning product and engineering decisions, shipping new features, talking to users, and shaping the next phase of the product. The...Suggested
- Conductor, a small in-person team in San Francisco, is seeking a founding product designer to craft beautiful and intuitive interfaces for the next generation of IDEs and help shape our brand. You’ll move fast, take pride in your work, and bring strong opinions about software...Suggested
$120k - $180k
...Description Job Description About the Role This is a founding AI engineering role at a seed-stage construction technology... ...You'll be one of the earliest technical hires, shaping the AI architecture and product direction from the ground up. This role is full-time...SuggestedFull timeWork at officeRemote workRelocation$160k - $210k
...Description Job Description Mason AI is on the frontier of agentic... .... We’re looking for a Founding AI Engineer to improve Mason's accuracy... ...have a massive impact on the product, the company's future, and... ...benefit. Opportunity to shape the future of our country....SuggestedFull timeWork at officeFlexible hoursWeekend workWeekday work$120k - $180k
...Description About the Role This is a founding engineering role at a seed-stage AI startup building the intelligence... ...AI to prototype and ship production systems on real-world, noisy construction... ...team member Opportunity to shape the technical direction of an AI product...Full timeWork at officeRelocation$120k - $180k
...Description About the Role This is a founding engineering role at an early-stage construction-tech AI startup, where you'll build the... .... Your work will directly shape systems that make housing,... ...live data. Build and deploy production AI systems that handle noisy, heterogeneous...Full timeRelocation- ...— one of the fastest-growing AI observability platforms — we'... ...talented and experienced AI/ML founding engineer to join our team. You'll play... ...-Functionally: Partner with product, backend, and DevOps teams to... ...ML and observability to help shape our product roadmap....
- Stealth AI Infrastructure Startup in the United States is seeking a Founding Engineer to architect real-time AI systems that run locally inside clinical... ...during patient care. You will shape the platform from prototype to production, influencing hardware, software, and...
- ...Rhythms Rhythms is building the AI that helps you run your business autonomously. Founded by the team behind Ally.io (... ...role You'll be an early product engineer at Rhythms, owning features end... ...by Microsoft The chance to shape the core AI systems thousands of...Flexible hours
$150k - $225k
...system for modern families. Most AI tools are designed for work... ...Role We’re looking for an Founding AI Engineer to design, build, and scale the... ..., data systems, and applied product engineering. You’ll be responsible... ...architectural decisions that shape Babs’ long-term AI...Full timeWork from homeFlexible hours$171k - $240k
...control spend effortlessly. Brex’s AI-native automation and world-... ...grow your career.AI at BrexAI Engineering at Brex is redefining how... ...proprietary financial data with product and platform infrastructure, we... ...design, data modeling, API shape. A meaningful minority will be...Work at officeRemote workWork from home$120k - $180k
Flowtel is seeking a Founding Engineer - Staff/Senior to join its innovative team in... ...Francisco. The role offers a chance to shape the future of hospitality through AI technology, with a compensation... ...where every member influences product decisions. #J-18808-Ljbffr...$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-$40...- Inferact is seeking a Founding Product Designer to give vLLM a distinct visual identity and highly... ..., deep technical curiosity, and an AI-native approach to executing. You will... ...visual craft, collaborating with founders, engineering leads, product, and marketing to build...
$200k - $250k
Overview Founding Applied AI Fullstack Engineer - FinTech Startup - $200k-$250k + Equity | San Francisco Bay... ...experienced Fullstack Engineer (5+ years) to shape the platform end-to-end, working... ...foundation Experience with production AI systems (LLM orchestration) FinTech...- HartleyCo is building an AI-native operating system for modern... ...tasks. You will join as a Founding Engineer, working directly with the founders and customers to take product ideas from first conversations... ...influence architecture, and shape how the engineering team evolves...
- ...portfolio of agentic software products in the industries we have... ...product management, design, and engineering together with the autonomy to... ...You Are You are an exceptional AI-native software engineer who... ...or business problem, shaping the technical approach, and turning...Permanent employmentFull timeWork experience placementLive inWork at officeLocal area
- ...Member of Technical Staff (MTS) in San Francisco, California, to develop production-grade systems that support continuous optimization for AI agents. This unique position blends machine learning engineering with backend development, emphasizing customer collaboration to...
- Town is hiring its founding technical recruiter to own how we find, engage, and close engineers who will define the company. You’ll partner... ...searches across backend, AI product, infra, and related roles. You... .... This is a rare chance to shape Town’s early growth. #J-1880...
$120k - $200k
...5‑2% Equity + Flexible PTO Are you an AI engineer who wants to build and own the core agentic... ...benefiting from full autonomy and founding‑level equity? This is a rare opportunity... ...‑world tasks. This includes building production‑grade agent workflows focused on reliability...Full timeImmediate startFlexible hours- ...first primary care-style law firm, with a team of attorneys across 16 practice areas. We seek a founding engineer to take the AI intake receptionist from prototype to production-grade system, focusing on reliability, privacy, and security for sensitive client...
$120k - $200k
Our client, an AI-driven legal tech company, is hiring a Founding AI Engineer to join the team in San Francisco, CA. The successful... ...will design and deploy production-grade LLM systems for a next-generation... ...product capabilities. ~Help shape the wider AI architecture,...Permanent employment- Endra is building AI that transforms how engineering teams design buildings. We’re looking for our first Product Marketing Lead to define messaging, positioning, and launch processes that translate complex features into clear customer value. You’ll own product launches...
$165k - $315k
...build the foundation for agent engineering in the real world, helping... ...move from prototypes to production-ready AI agents that teams can rely... ...where your contributions can shape how this technology shows... ...engineering, solutions engineering, founding/product engineering),...Work at officeFlexible hours- An innovative real estate tech startup in San Francisco is looking for a Founding Product Engineer to build core systems and shape product strategy. You'll work directly with leadership to create scalable solutions for valuations and investor matching. Candidates should...
- A pioneering tech company is seeking a Founding Forward Deployed Engineer to launch and manage AI systems in hotels across the U.S. This role involves real-time... ...an operational role that drives revenue and influences product development. #J-18808-Ljbffr Lance (YC W26)
- LegalCare, based in San Francisco, is seeking its founding engineer to take the voice AI intake receptionist from prototype to production-grade system and to own the referral platform deployed at partner firms. You will handle privacy and security for sensitive client interactions...Remote workRelocation
$120k - $170k
Alldus International Consulting Ltd is hiring a Founding Engineer in San Francisco to join an AI startup in the eCommerce industry. The successful candidate will take ownership of the product, focusing on system architecture, customer deployments, and rapid iteration cycles...$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...
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