A well-funded AI startup (Series A, backed by top-tier investors and led by ex-DeepMind / Anthropic / OpenAI engineers) is building next-generation agentic systems — intelligent, autonomous software agents that can reason, plan, and act across browsers, operating systems, and enterprise environments. The Role As a Research Engineer on the AI Architecture team, you will design, prototype, and rigorously evaluate novel model architectures and training strategies that push the boundaries of efficiency, scaling, and model capability. Your work will directly influence the organization’s next-gene...

We're working with a San Francisco client that's got a research team of 50~ professionals and looking to further expand it. They are specifically looking to flesh out their AI Infra team. This is one of the top 3~ funded ventures in the United States. Skills targeted: What they need is someone with core AI Data Infra expertise. Ideally this person will have built something from the ground up & be experienced in developing various AI modal products. Product is B2B. Expertise with LLMS/RAG very useful. Disruptor/ large corporate culture backgrounds useful. Comp: $325-400k base salary wit...

Goliath Partners has exclusively teamed up with an early stage startup AI Lab in SF currently valued at over $1B just after announcing their Series A. The firm has built a multimodal generalist agent at the frontier of AI, merging cutting-edge neural architectures with long-term memory, reinforcement learning, and continual adaptation. Their team is comprised of talent coming from Google DeepMind, Anthropic, Qualcomm, Nvidia, and Apple. The team is built up of some incredibly well educated individuals as well as some wildly successful entrepreneurial engineers. The CTO has built and sold h...

An early-stage, well-funded AI startup is transforming financial services with intelligent systems that automate and optimize complex workflows for major institutions. The Role We’re hiring a Full-Stack Engineer to design and build LLM-powered applications from the ground up. You’ll work directly with the founders (ex–Big Tech) and own major technical decisions from day one. This is a hybrid role (4 days in office) in New York, San Francisco, or Seattle , offering high ownership, autonomy, and direct impact. What You’ll Do Build full-stack, production-ready applications using React and Pyt...