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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2,341–2,360 of 2,472 jobs
Machine Learning Infrastructure Engineer
18 months agoCharacter.AI · Redwood City, California, United States
HybridFull-timeMid level$150K – $350K a yearData & AIWe’re looking for seasoned ML Infrastructure engineers with experience designing, building and maintaining training and serving infrastructure for ML research.
Senior / Staff ML Onboard Optimization Engineer
18 months agoWaabi · United States +6
HybridFull-timeLead / staff$184K – $272K a yearData & AIWaabi, founded by AI visionary Raquel Urtasun, is the leader in Physical AI. With a world-class team, we're unlocking the next era of autonomous transportation with technology that's powering commercial autonomous trucks and robotaxis. Waabi is backed by and partners with world…
Software Engineer, AI/ML
18 months agoGluegroups · San Francisco, California, United States
On-siteData & AIGlue is not just another team chat app. We're building the first platform for agentic team chat—a workspace where AI agents and humans collaborate as peers. Our platform supports leading AI models (GPT-5, Claude, Gemini, and open-source alternatives) and integrates with…
AI Scientist - Machine Learning (KR/US)
18 months agoGauss Labs · Palo Alto, California, United States +1
HybridFull-timeMid levelData & AIDesign and implement Transformer-based architectures for time-series prediction and sequence modeling, across both univariate and multivariate data.; Drive the full machine learning lifecycle—from exploratory data analysis to model deployment, monitoring, and continuous…
Machine Learning Engineer
18 months agoOnyx · San Francisco, California, United States
On-siteFull-time$150K – $250K a yearData & AIOnyx is a popular open source project with hundreds of thousands of users. The project has over 10K stars and over 3K community members across Slack and Discord (these stats may already be out of date when you read this). You’ll have the opportunity to build in the open and…
General Expression of Interest
18 months agoFAR.AI · Berkeley, California, United States +2
HybridTemporaryData & AIFAR.AI is a non-profit AI research institute working to ensure advanced AI is safe and beneficial for everyone. Our mission is to facilitate breakthrough AI safety research, advance global understanding of AI risks and solutions, and foster a coordinated global response.
Founding AI Engineer
19 months agoFalconer · San Francisco, California, United States
On-siteFull-timeMid level$200K – $300K a yearData & AIParticipate in the entire product development lifecycle, including architecture, coding, testing, and deploying; Research and apply best practices in terms of Knowledge Graph, embeddings, vector and graph RAG search, fine-tuning, and model optimization; Develop and maintain…
SpaceXSI · Palo Alto, California, United States
Senior$180K – $330K a yearData & AIDesigning and architecting recommendation algorithms across various product surfaces; Leverage all of SpaceXSI's infra and AI stacks to dramatically enhance the user experience; Write data pipelines and training jobs that continuously learn from product data; Iterate and…
Senior Applied AI/ML Scientist - Retailer
19 months agoFaire · San Francisco, California, United States
Full-timeSenior$211K – $290.5K a yearData & AIFaire leverages the power of machine learning (ML) and data insights to revolutionize the wholesale industry, enabling local retailers to compete against giants like Amazon and big box stores. Our highly skilled team of data scientists and machine learning engineers specialize…
Data Engineer
19 months agoInstitute of Foundation Models · Sunnyvale, California, United States
On-siteFull-time$150K – $450K a yearData & AIWe are a dedicated research lab for building, understanding, using, and risk-managing foundation models. Our mandate is to advance research, nurture the next generation of AI builders, and drive transformative contributions to a knowledge-driven economy.
Applied AI Engineer
19 months agoSafetyKit · San Francisco, California, United States
On-siteFull-timeData & AITurn language models into useful, functional, and beautiful products.; Scope and implement entirely novel applications of AI agents (adversarial webcrawling, weapons identification, red-teaming, ingredient extraction, etc.); Architect and implement workflows that power…
AI Engineer
19 months agoCapsule · Los Angeles, California, United States
HybridFull-timeMid levelData & AIResearch and evaluate new ML techniques and technologies that can be applied to our product; Collaborate with cross-functional teams to identify and prioritize ML feature development opportunities; Develop and implement ML models and algorithms to power these features; Optimize…
Senior Software Engineer, Data
19 months agoFloQast · San Jose, California, United States
HybridFull-timeSenior$144K – $216K a yearData & AIBuild high quality, user focused experiences from the ground up with React, NodeJS, and MongoDB; Leverage Amazon Web Services (AWS) such as S3, Lambda, and Step Functions to get features to market quickly and efficiently; Collaborate on our technical vision. Participate or lead…
Data Engineer
19 months agoAir Apps · San Francisco, California, United States
On-siteFull-timeMid level$111K – $196K a yearData & AIAs a Data Engineer at Air Apps, you will be responsible for designing, building, and optimizing data pipelines, data warehouses, and data lakes to ensure efficient data processing and analytics. You will work closely with data analysts, scientists, and software engineers to…
Data Analyst
19 months agoAir Apps · San Francisco, California, United States
On-siteFull-timeMid level$104K – $184K a yearData & AIAs a Data Analyst at Air Apps, you will be responsible for analyzing and interpreting data to drive business insights and optimize product performance. You will create reports, dashboards, and performance metrics to help teams make informed decisions and improve user experience.
Toyota Research Institute · Los Altos, California, United States
HybridFull-timeSenior$200K – $287.5K a yearData & AIThe Automated Driving Advance Development division at TRI focuses on enabling innovation and transformation at Toyota by building a bridge between TRI research and Toyota products, services, and needs. We achieve this through partnership, collaboration, and shared commitment.…
Research Scientist - Data
19 months agoInstitute of Foundation Models · Sunnyvale, California, United States
On-siteFull-time$150K – $450K a yearData & AIWe are a dedicated research lab for building, understanding, using, and risk-managing foundation models. Our mandate is to advance research, nurture the next generation of AI builders, and drive transformative contributions to a knowledge-driven economy.
Software Engineer, Data Infrastructure
19 months agoDatologyAI · San Mateo, California, United States
HybridFull-timeMid level$180K – $300K a yearData & AIModels are what they eat. But a large portion of training compute is wasted training on data that are already learned, irrelevant, or even harmful, leading to worse models that cost more to train and deploy.
Data Scientist, Marketing
19 months agoWealthfront · Palo Alto, California, United States +4
HybridFull-timeMid level$164K – $211K a yearData & AIProvide hands-on technical leadership to a team of data scientists working in the Marketing area, translating business problems into Data Science tasks.; Employ and exemplify rigor in mathematical analyses and sound design principles in software development.; Collaborate with…
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…
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.