- Reactor (San Francisco, CA)
- A pioneering technology firm in San Francisco is seeking a Founding Engineer for ML Inference . This highly technical role focuses on optimizing real-time ... generative media models. You'll design novel inference frameworks and work to maintain competitive advantage in...a strong foundation in systems programming and expertise in ML infrastructure tools such as PyTorch and TensorRT. This… more
- Reactor (San Francisco, CA)
- We're looking for a Founding Engineer , ML Inference with deep expertise in high-performance ML engineering. This is a highly technical, high-impact ... media models. You'll work across the model-serving stack, designing novel inference frameworks, optimizing inference performance, and shaping Reactor's… more
- Fabrion (San Francisco, CA)
- About the Role ML Ops Engineer - Agentic AI Lab ( Founding Team) - Location: San Francisco Bay Area - Type: Full-Time - Compensation: Competitive salary + ... retrieval-augmented generation (RAG), and knowledge-graph-grounded models. We're hiring an ML Ops Engineer to be the glue...startups or autonomous roles, prior experience as a founder, founding engineer , or a 0-1 pre-seed startup… more
- Reactor (San Francisco, CA)
- …performance tuning, caching, concurrency, and cost optimization. * Hands‑on experience with ML inference serving frameworks (eg, Triton, ONNX Runtime, vLLM, ... We're looking for a Founding Infrastructure Engineer with deep expertise...* Design and scale the infrastructure for real‑time AI inference , delivering ultra‑low latency, high throughput, and cost efficiency.… more
- Fabrion (San Francisco, CA)
- ML /AI Research Engineer - Agentic AI Lab ( Founding Team) Location: San Francisco Bay Area Type: Full-Time Compensation: Competitive salary + meaningful ... equity ( founding tier) Backed by 8VC, we're building a world‑class...knowledge graphs, and multi‑tenant governance. We're looking for an ML /AI Research Engineer to join our AI… more
- Recruiting From Scratch (San Francisco, CA)
- …processing solutions focused on speech and audio applications. Build production-grade ML inference pipelines and APIs, collaborating closely with ... cross-functional teams. Architect and maintain resilient systems for model inference , evaluation, and performance tracking. Own ML initiatives from… more
- Reactor (San Francisco, CA)
- A technology company focused on AI in San Francisco is seeking a Founding Infrastructure Engineer to design and scale their infrastructure for real-time AI ... inference . This role demands deep expertise in Kubernetes and...deep expertise in Kubernetes and cloud-native systems, partnering with ML engineers, and defining infrastructure growth strategies. You'll enjoy… more
- Motion Recruitment Partners LLC (San Francisco, CA)
- Founding Engineer - AI Startup (San Francisco, In-Office) An early-stage, venture-backed AI startup in San Francisco is hiring its first Founding Engineer ... product direction, technical strategy, and roadmap prioritization. Integrate and optimize AI/ ML models into production systems (LLMs, embeddings, inference … more
- Onton (San Francisco, CA)
- …which is just the beginning. You have the opportunity to: Join Onton as a Founding Engineer and set the strategic foundation for our Engineering Team Design, ... via statistical and symbolic parsing techniques. Fine-tuning an ensemble of ML models to perform object detection on diffusion-model-generated images. Building out… more
- Pulse (San Francisco, CA)
- …our San Francisco office Eager to learn and adapt quickly Prior startup or founding experience is a plus About the Role Specialize in low-latency, high-throughput ... inference for OCR and multimodal models. Own profiling, batching,...capacity planning Requirements 3+ years in performance engineering or ML systems Strong Python, plus C++ or CUDA exposure… more
- Cybernetic Labs (San Francisco, CA)
- …are hard, the data is complex, and the impact is immediate and tangible. As founding data engineer , you'll build the foundation that powers our AI agents' ... streaming data pipelines and low‑latency materialized views that feed agents and ML features. Ensure data quality: Implement automated checks, lineage tracking, and… more
- HRB (San Francisco, CA)
- …understanding of desktop) Node.js Svelte for UI Swift/C++ for native applications & ML inference Some Python for machine learning prototyping, not for deployment ... Mission The mission of our first engineer is to help us build the features...daily. This person needs to be an energetic startup engineer , productive in our codebase, and capable of shipping… more
- Appliedcompute (San Francisco, CA)
- …Omri Casspi, and others. We work in-person in San Francisco. The Role As a founding Infrastructure Engineer , ML Systems , you'll be responsible for ... brittle, and require diligence and attention to detail to engineer correctly. We value performance with correctness - on...frontier LLM post training stack, optimizing our training and inference pipelines Implement and debug systems with an eye… more
- Pathwork (San Francisco, CA)
- AI Engineer Location: San Francisco or New York City About Pathwork Pathwork is redesigning life & health insurance jobs for the AI age. We believe the 2.5M ... S3) . Terraform . React . Next.js About the Role We're hiring an AI engineer , a full‑stack, strategic builder who can take a large project from a working prototype… more
- Open Select (San Francisco, CA)
- …for major brands and enterprises. Your work will directly impact platform reliability, ML inference performance, and the future of enterprise telephony. You'll ... Senior Infrastructure Engineer Location: On-site, San Francisco, CA (3 days/week...and AWS for real-time voice processing Design and optimize ML infrastructure for training and inference across… more
- Gimlet Labs, Inc (San Francisco, CA)
- …the next generation of AI applications. As generative AI workloads rapidly scale, inference efficiency is becoming the critical bottleneck. Gimlet is redefining AI ... inference from the ground up, combining cutting‑edge research with...project under Professors Zain Asgar and Sachin Katti. The founding team has deep experience across AI, distributed systems,… more
- Hamilton Barnes Associates Limited (San Francisco, CA)
- …supports everything from rapid experimentation to full-scale model training and inference , with flexible orchestration via Slurm, Kubernetes, or direct SSH access. ... for frontier AI workloads, automate systems at petascale, and be part of a founding engineering team, this is the place to do it. Responsibilities Design, deploy,… more
- Axiom (San Francisco, CA)
- Charter: Be a founding member of a team building the first accurate AI systems for drug toxicity prediction to replace lab and animal experiments About Axiom and the ... to patients far faster. We're looking for a data engineer who's excited to own the pipelines, systems, and...that turn raw chemical, biological, and clinical data into ML ‑ready training data and into customer‑ready insights. You'll work… more
- Startops (San Francisco, CA)
- Senior Data Scientist / Machine Learning Engineer - Listing Quality Develop and deploy scalable deep learning models to improve listing accuracy and quality ... About The Role Senior Data Scientist / Machine Learning Engineer Faire is an online wholesale marketplace built on...find and evaluate products on Faire. You will use ML and AI to tackle critical challenges, such as… more
- Sierra (San Francisco, CA)
- …also one of Google's earliest product managers and co-creator of Google Maps. Before founding Sierra, Clay spent 18 years at Google, where he most recently led ... for Google Workspace. What you'll do As a Software Engineer on our Site Reliability team at Sierra, you...Comfortable working in fast‑moving environments and collaborating across product, ML , and core engineering teams. Degree in Computer Science… more
