OptiTalent · Job Finder
Data jobs in California, United States
2,472 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
Data jobs in California at a glance
- Open roles
- 2,472
- Remote
- 10%
- Posted in the last 30 days
- 519
- Advertised pay, middle half
- $200K – $310Kmedian $250K
From the 2,064 data jobs here that state yearly pay in USD: the top of each advertised range. Updated nightly.
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1,041–1,060 of 2,472 jobs
ML Researcher - Posttraining
2 months agoKrea · San Francisco, California, United States
On-siteFull-timeData & AIFinetune diffusion models at scale to improve image aesthetics and quality.; Implement posttraining techniques ranging from supervised finetuning, preference optimization, reinforcement learning, on-policy distillation, and various distillation / acceleration techniques.;…
ML Researcher - Image / Video Diffusion
2 months agoKrea · San Francisco, California, United States
On-siteFull-timeData & AITrain diffusion models for image and video generation on large GPU clusters.; Fully optimize and profile large distributed training runs across model architectures, kernels, data loading, memory constraints, and communication.; Implement and improve various distributed training…
Quantitative Economic Modeler - Contractor
2 months agoJupiter Intelligence, Inc. · San Mateo, California, United States +2
RemoteContract$50.00 – $60.00 an hourData & AIBuild & Scale Pipelines: Write modular, well-tested Python code to move models from research prototypes into production pipelines across large company and asset datasets.; Support Model Research: Assist in prototyping statistical, econometric, and machine learning models (e.g.,…
Senior Machine Learning Engineer
2 months agoKlaviyo · Palo Alto, California, United States
Senior$196K – $294K a yearData & AIAt Klaviyo, we value the unique backgrounds, experiences and perspectives each Klaviyo (we call ourselves Klaviyos) brings to our workplace each and every day. We believe everyone deserves a fair shot at success and appreciate the experiences each person brings beyond the…
Director, AI Engineering
2 months agoAcadia Pharmaceuticals Inc. · Princeton, New Jersey, United States +2
HybridDirector$201.8K – $252.3K a yearData & AIThe Director, AI Engineering is a strategic technology leader responsible for shaping and advancing the enterprise AI application and agent ecosystem. This role owns the AI platform and agent framework layer that enables scalable, secure, and impactful AI-powered solutions…
Data Scientist
2 months agoMrBeast · San Mateo, California, United States
Hybrid$178K – $223K a yearData & AIBeast Industries is a multifaceted media and entertainment company founded by Jimmy Donaldson, popularly known as MrBeast, the most watched person in the world. Renowned for revolutionizing digital content creation, Beast Industries encompasses a diverse portfolio of ventures…
Senior Financial Analyst, Data Center Finance
2 months agoCoreWeave · New York, United States +4
Senior$108K – $143K a yearData & AICoreWeave is seeking a Senior Financial Analyst to join the Data Center Finance team. You will support the Data Center Finance Lead, Head of FP&A, and other stakeholders by analyzing and improving the core operational models and metrics used to scale the business. You will work…
ML Infra Engineer, Data Systems
2 months agoPhysical Intelligence · San Francisco, California, United States
On-siteFull-timeData & AIThe Infrastructure organization builds the foundations that make large-scale learning possible at PI. This includes training systems, data platforms, evaluation pipelines, and the tooling that allows researchers and roboticists to work with massive datasets safely and…
ML Infra Engineer, Modeling
2 months agoPhysical Intelligence · San Francisco, California, United States
On-siteFull-timeData & AIThe ML Infrastructure team supports and accelerates PI’s core modeling efforts by building the systems that make large-scale training reliable, reproducible, and fast. The team works closely with research, data, and platform engineers to ensure models can scale from prototype…
Senior Actuary
2 months agoWaymo · San Francisco, California, United States +1
HybridSenior$196K – $242K a yearData & AIWaymo is an autonomous driving technology company with the mission to be the world's most trusted driver. Since its start as the Google Self-Driving Car Project in 2009, Waymo has focused on building the Waymo Driver—The World's Most Experienced Driver™—to improve access to…
Senior Engineer, Physical Design AI/ML
2 months agoSamsung Semiconductor · San Jose, California, United States
Full-timeSenior$138K – $206K a yearData & AIWe are looking for physical design engineers who have demonstrated skills in applying AI / Machine Learning tools in improving design simulation accuracy and throughput in predicting design performance, power, and area (PPA). Experience in optimization of design-technology…
Data Partnerships
2 months agoGeneralist · San Mateo, California, United States
On-siteFull-timeData & AIEmbodied foundation models and their capabilities are driven by data — and robotics data does not exist on the internet waiting to be scraped. It has to be manufactured by people doing real work in real environments, to a spec guided by our model science and scaling laws.
Machine Learning Engineer - ML Training Platform
2 months agoPluralis Research · San Francisco, California, United States +1
RemoteFull-timeData & AIMulti-cloud infrastructure: Design the resource management systems that provision and orchestrate compute across AWS, GCP, and Azure with infrastructure-as-code (Pulumi/Terraform). Handle dynamic scaling, state synchronization, and concurrent operations across hundreds of…
Waymo · Mountain View, California, United States
HybridSenior$213K – $263K a yearData & AIWaymo is an autonomous driving technology company with the mission to be the world's most trusted driver. Since its start as the Google Self-Driving Car Project in 2009, Waymo has focused on building the Waymo Driver—The World's Most Experienced Driver™—to improve access to…
Waymo · Mountain View, California, United States
HybridSenior$213K – $263K a yearData & AIWaymo is an autonomous driving technology company with the mission to be the world's most trusted driver. Since its start as the Google Self-Driving Car Project in 2009, Waymo has focused on building the Waymo Driver—The World's Most Experienced Driver™—to improve access to…
Associate Director, Data Engineering
2 months agoFormation Bio · New York, United States +2
Full-timeDirector$213.5K – $267K a yearData & AIEvery decision at Formation Bio, from which drug asset to pursue to how a trial is run, is only as good as the data underneath it. As the Associate Director of Data Engineering, you'll lead the team responsible for that data platform, and this role is about multiplying their…
Software Engineer - SaaS Data Protection
2 months agoRubrik Job Board · Palo Alto, California, United States
Mid level$158K – $237K a yearData & AIThe team focuses on SaaS application protection (e.g., Microsoft Office 365, Salesforce). As the industry moves toward SaaS, data protection (backup and recovery) for these applications is critical. You’ll tackle problems at a massive scale, such as efficiently protecting data…
Software Engineer, ML Platform
2 months agoCursor · Palo Alto, California, United States
On-siteFull-timeData & AIAs a Software Engineer on ML Platform at SpaceXAI, you'll build the infrastructure that turns real product usage into better models — and keeps research moving fast on large GPU fleets. ML Platform is organized into four teams. Depending on your background, you may join any of…
Sr. AI Engineer
2 months agoGlobality, Inc. · Palo Alto, California, United States
Senior$150K – $250K a yearData & AIWe’re seeking a Sr. AI Software Engineer with deep expertise in building scalable AI platforms and developer tools. This role is ideal for someone passionate about enabling AI innovation through robust infrastructure, intuitive tooling, and seamless integration of cutting-edge…
Epsilon Health · San Francisco, California, United States
On-siteFull-timeData & AIWe're looking for an exceptional Research Engineer or Research Scientist to advance how we curate data and evaluate frontier AI models for medical imaging.
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.