San Francisco Jobs, United States

Lead strategic, end-to-end human data projects for top AI clients in this high-impact role. You'll design scalable pilots and operational processes, from scoping to execution. Ideal for a creative strategist with 7+ years in consulting or ops, thriving in ambiguity. Remote from SF or NYC, with co...

Join Pax Historia, a fast-growing YC-backed alternate-history game, as a Founding Full Stack Engineer. You'll build and ship features to hundreds of thousands of players using NextJS, TypeScript, and modern tools like Firestore & Supabase. This San Francisco role offers significant equity (0.25%-...

Join Amplitude's startup team in San Francisco as a Senior AI Product Engineer. Build a next-generation, AI-powered user chaperone using Python, React, and LLMs. Own full-stack features end-to-end in a role blending product intuition with engineering excellence. Enjoy top-tier benefits and shape ...

Join as a Founding ML Systems Engineer in San Francisco's Dogpatch. You will build and optimize production ML systems to enhance game affordability and fun. This role requires deep experience in deploying, debugging, and cost-optimizing live AI models. Receive significant equity and work directly...

Join as a Founding ML Researcher in San Francisco. Shape core ML research and build production-ready document AI models from idea to deployment. Requires 3+ years with PyTorch, CV, and deploying SOTA models. Receive significant equity in a talent-dense founding team.

Join as a Founding GPU Compiler Engineer in San Francisco. Build the core AI compiler stack from StableHLO to optimized GPU binaries for NVIDIA, AMD, and TPUs. Deep LLVM/MLIR expertise and low-level GPU optimization in C++/Rust are key. Shape the architecture and culture from day one with equity ...

Join as a Founding Backend & Infrastructure Engineer in San Francisco. Architect and scale core systems for AI-powered document intelligence using Python and cloud tech. Own production infrastructure end-to-end, from Kubernetes to distributed systems. Receive significant equity and visa sponsorsh...

Join as a Founding Product Engineer in San Francisco. Own the full user-facing platform, from polished React/Next.js interfaces to robust backend services. You'll ship complete products, leveraging AWS/Kubernetes, with a sharp eye for design. Receive equity, benefits, and relocation assistance.

Join Uplane as a Founding Full-Stack Engineer in San Francisco. Build our core AI system using TypeScript, Node.js, and Nuxt/Vue with PostgreSQL. Be a key early employee, own the product lifecycle, and solve a massive problem in marketing tech. We offer visa sponsorship for this on-site role.

Join Uplane as a Founding AI Engineer in San Francisco. Build the core AI engine for automated marketing using LangGraph, TypeScript, and PostgreSQL. Own projects end-to-end in a fast-paced, well-funded startup. Visa sponsorship is available for this on-site role.

Join Idler in San Francisco as a Software Engineer. Build agentic systems and tooling for cutting-edge AI coding environments used by leading labs. We seek passionate developers, including new grads (US only), to ship features fast. Enjoy full benefits, latest tech, PTO, and team events.

Join Truth Systems as a Founding Full-Stack Engineer in San Francisco. You'll build our core trust & safety platform from 0→1 using React, TypeScript, Next.js, and Python. We seek a product-focused, empathetic builder with strong full-stack skills. Receive meaningful equity (0.3-1%) and comprehen...

Join Verne as a founding Robotics Data Infrastructure Engineer in San Francisco. Architect and deploy critical AWS and edge data pipelines for real-world robots. You'll manage large-scale multimodal datasets and build MLOps tooling, directly impacting production systems. Requires strong Python, A...

Lead the strategy and implementation of a global PLM system at Crusoe in San Francisco. This senior role requires 10+ years of PLM expertise in hardware/data centers and mastery of tools like Arena or Windchill. You will establish the single source of truth for product data, enabling our ODM tran...

Join Crusoe in San Francisco to power the AI revolution with sustainable cloud infrastructure. Design, build, and automate core GCP platforms using Terraform and Kubernetes for scalable, secure AI workloads. Enjoy impactful work with full benefits, including stock options and comprehensive health...

Join Crusoe Energy as a Capacity Planning Manager in San Francisco/Sunnyvale. Drive forecasting, allocation, and optimization of AI cloud and data center resources. Collaborate with engineering teams to scale infrastructure and inform executive decisions. Enjoy competitive pay, equity, comprehens...

Join Crusoe Energy as a Senior Data Engineer in San Francisco. Architect the foundational data platform powering AI and cloud operations. We seek expertise in Python, distributed systems, SQL, and data infrastructure. Enjoy competitive pay, equity, comprehensive health benefits, and a 401(k) match.

Lead engineering excellence and reliability for hyperscale AI data centers at Crusoe. This Director role in San Francisco sets technical standards and governs MEP systems across a growing 50-400 MW portfolio. You will implement reliability programs, optimize performance, and lead a team to ensure...

Lead global physical security and compliance for hyperscale AI data centers at Crusoe. Develop enterprise strategy, oversee security technologies, and ensure compliance with SOC 2, ISO 27001, and NIST frameworks. Manage guard operations, access control, and incident response across a growing inte...

Drive enterprise sales growth by securing and expanding high-value deals with large insurance agencies. This San Francisco or Columbus-based role requires 3+ years of enterprise tech sales experience and a proven track record with $1M+ quotas. Enjoy competitive compensation, equity, 100% covered ...