AI Engineer

5 days ago


San Francisco, California, United States Serable Full time $120,000 - $200,000 per year

About the Company

Our client is a San Francisco startup building next-generation AI agents for workflow automation in the financial services industry. They've recently raised $15M to scale their platform and are hiring the next group of engineers. If you're excited about shaping core product foundations and pushing the boundaries of autonomous systems, this is that early, high-impact stage to grow with a new team.

What You'll Do

  • Build and deploy production-grade AI systems end-to-end, including model development, data pipelines, and FastAPI-based services
  • Implement and iterate on AI agents that power complex workflow automation
  • Own major features from idea → prototype → shipped product
  • Collaborate closely with founders and other early engineers to define technical direction
  • Contribute to internal tools, infra, observability, and performance improvements as the product scales

Core Requirements

  • Experience building
    AI/ML models from scratch
    , not just fine-tuning
  • Proficiency in
    Python
    and
    FastAPI
  • Prior
    startup experience
    with a venture backed company that saw growth
  • Ability to move quickly, take ownership, and operate with limited structure
  • Solid understanding of modern machine learning fundamentals and production ML practices

Nice to Haves

  • Experience with
    Reinforcement Learning
  • Comfort working with
    React
    on occasional full-stack tasks
  • Master's or PhD in Machine Learning, AI, or related fields
  • Experience designing system architecture or contributing to strategic technical decisions

Who This Role Is Great For

  • Senior engineers who want a near-founding level of impact
  • Strong new grads or early-career engineers with exceptional internships or research experience
  • Builders who thrive in 0→1 environments and want their code shipped, used, and iterated on rapidly

  • AI Engineer

    3 days ago


    San Francisco, California, United States Autospark AI Full time $100,000 - $150,000 per year

    Company DescriptionAutospark AI develops AI as a Service (AIaaS) solutions that enable small and medium-sized businesses to harness the power of advanced multi-agent AI systems. Our technology supports growth, optimizes marketing efforts, and improves operational efficiencies for clients. We are committed to making AI accessible and impactful for businesses...


  • San Francisco, California, United States Muro AI Full time

    About Muro AIMuro AI is transforming how the $2T construction industry plans and builds. Founded by Cornell alumni, ex-founders, and former McKinsey operators, we're building AI agents that automate the most complex, manual, and costly phase of construction: preconstruction.We move fast, build with conviction, and obsess over delivering real impact to the...

  • Lead AI Engineer

    6 days ago


    San Francisco, California, United States Thoth AI Full time $150,000 - $250,000 per year

    MissionTo engineer the next generation ofAI-Assisted Human Annotation Systems. Our goal is to scale the production of high-quality, personalized, and safety-aligned datasets.Key ResponsibilitiesParticipate in the customer solution - making process and provide guidance on data services;Design and develop Agent-Assisted Annotation Workflows;Build Automated...


  • San Francisco, California, United States Benchstack Ai Full time $150,000 - $200,000 per year

    A Solutions Engineer (Forward Deployed) is required for a Series A AI startup, which is building automation that transforms how healthcare teams work. Overloaded staff, manual workflows, missed patient calls — this team is fixing all of that with generative AI that's already handling10,000+ interactions a day across the US and Canada.They're hiring for a...


  • San Francisco, California, United States Stealth AI Company Full time $120,000 - $200,000 per year

    Role OverviewAs anApplied AI Engineer, you will play a pivotal role in bringing the latest AI research into production. In this role, your focus will be on turning state-of-the-art techniques into tangible products. You'll collaborate closely with product engineers to design, implement, and deploy AI-driven features end-to-end. This is a high-impact role...

  • AI Product Manager

    4 days ago


    San Francisco, California, United States Aegis AI Full time $150,000 - $250,000 per year

    About Aegis AIAegis AI is building the next generation of email security — powered by AI agents that think and act like human analysts. Our mission is to keep users safe. Our agents stop Phishing and Spam attacks before they reach employees, using hundreds of specialized models that collaborate autonomously across inboxes.Our team was founded by the Google...

  • AI Researcher

    5 days ago


    San Francisco, California, United States Chima AI Full time $120,000 - $200,000 per year

    The post-training team at Latcher transforms powerful pre-trained models to become steerable, versatile, and capable of understanding and addressing real-world challenges. To accomplish this, we are looking for expert researchers and engineers in multi-modal post-training.We are assembling a lean, team of the world's best engineers and researchers. If that's...

  • AI Researcher

    4 days ago


    San Francisco, California, United States Tera AI Full time $120,000 - $200,000 per year

    Our workWe are a well capitalized stealth VC-backed startup building a new type of spatial AI capable of universally solving autonomy. We innovate at the foundational layer of AI by training our own AI models.Our teamOur team is composed of AI pioneers and leaders from Google X, Google Brain, and Unity. Several of us are repeat founders, with deep...


  • San Francisco, California, United States Relevance AI Full time $80,000 - $200,000 per year

    Location : San Francisco, United States (Hybrid - 3 Days In Office)About Us At Relevance AI, we're building the home of the AI workforce.Our mission is simple: empower every team to delegate meaningful work to AI agents that think, act, and collaborate like experts.With Relevance AI, anyone can create and manage intelligent agents that handle workflows,...

  • AI Innovator

    1 day ago


    San Francisco, California, United States CEF AI Full time $150,000 - $200,000 per year

    Are you excited by the opportunity to join a badass team building the future of agentic AI infrastructure?Do you thrive on solving hard problems (individually and collectively), yet are humble and hungry to learn and grow within a team on your path to greatness?Do you desire to join a close-knit pack led by SV startup veterans who can accelerate your growth...