Founding Engineer - San Francisco

Aesona is creating an innovative consumer shopping product that acts as a digital clone of users' personal tastes. · Designing and implementing foundational systems · Developing scalable engineering solutions · ...

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

We are building an accountability protocol. · Career Renew is recruiting for one of its clients a Founding Engineer - Crypto - this is a fully-remote role for US-based candidates (or onsite if based in NY). · We are hiring an exceptional Full-stack Engineer to accelerate our buil ...

We are looking for a Founding Full-Stack Engineer to help build the foundation of a next-generation visual IDE that merges development design and AI workflows. · ...

+Architect secure, SOC 2 compliant data pipelines to aggregate and structure complex financial documents. · +Develop AI agents and simulation engines that model downstream impacts of major financial decisions. · +Take full ownership of the engineering lifecycle, including design, ...

We are seeking dynamic and driven Founding Engineers to play a pivotal role in shaping the technological foundation and strategy of our early-stage company. · Strong software engineering fundamentals · Experience designing distributed systems · ...

We're a small team building an agentic platform for software problems inside the Global 2000. · Our product blends program analysis, developer tooling and code generation to turn enterprise transformations into something teams can do in a fraction of the time. · ...

+ Founding Software Engineers (x3) · + AI/Platform Start-Up · This is a founding-level engineering role with real influence on architecture, systems, and long-term direction.You'll join as one of the early engineers working directly with founders to build core product features en ...

We are solving the last mile problem of Artificial Intelligence. We are giving LLMs hands. · You will build robust control layers using Accessibility Services and ADB. · You will optimize inference pipelines to run agentic reasoning loops locally without destroying battery life. ...

TalentCo are delighted to be working with one of Silicon Valley's most exciting Agentic AI startups. · You will become a true founding employee working side-by-side with both co-founders designing and building full-stack applications that power AI-driven workflows for enterprise ...

We are looking for a Founding Software Engineer to join as one of the earliest builders at a high-growth company. · Own end-to-end development of core product areas: roadmap, specification, implementation, quality, rollout, iteration. · Collaborate directly with founders to set p ...

Our Ideal Founding Engineer: Architect build ship production-grade systems rapidly including protocol ingestion scoring engines workflow orchestration audit trails Work end-to-end across the stack with a primary focus on backend systems and light frontend contributions for a SaaS ...

This is a true founding engineer role at the intersection of backend engineering, distributed systems and ML infrastructure. · You will build core backend systems that power training deployment and orchestration of LLM workloads. · ...

We're building software for complex real world infrastructure problems supporting factory selection design construction and maintenance. · Senior engineer or technical lead with strong product instincts · Experience in B2B SaaS industrial software proptech or construction tech · ...

Lance is an innovative AI voice agent designed specifically for hotel operations. · ...

We are accelerating the path to scientific discoveries by automating literature reviews for scientists. · We are backed by Y Combinator and leaders at companies like OpenAI. · About The Role · You'll build our research platform alongside our founding team. · ...

TalentCo are working with an Agentic AI startup looking to hire Founding Engineers into their HQ in downtown San Francisco. · Design and build AI-native systems that automate complex enterprise workflows. · Build and ship features end-to-end using Python and modern web frameworks ...

We're a YC-backed startup on a mission to bridge the gap between AI and the $5T knowledge work economy through cutting-edge data infrastructure and environments. · You'll play a pivotal role in building the data and evaluation infrastructure that powers frontier models. · ...

+This is a high-impact, entrepreneurial role perfect for engineers who love building from zero to one. · +Proven track record of building sizeable products from scratch and making critical early-stage engineering tradeoffs · + · ,Leverage AI coding tools like Cursor to accelerate ...

As a founding engineer you will have responsibility over building generalizable AI agents. · Developing and deploying workflows in close contact with customers. · ...

We are looking for a Founding Engineer to design and develop our software stack: backend workflow execution end-to-end, · AI agent orchestration layer for complex automations, · and frontend for consumer enterprise product.You will work alongside founding software engineers,found ...