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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1,881–1,900 of 2,472 jobs
Anthropic · Travel-Required, United States +2
On-site$500K – $850K a yearData & AIThe RL Velocity team owns the efficiency and reliability of our RL Science stack - the infrastructure, tooling, and systems that let researchers iterate quickly on training runs. As a Research Engineer on the team, you'll build and improve the core platform that underpins how…
Senior Applied AI Engineer
6 months agoAlembic · San Francisco, California, United States
On-siteFull-timeSenior$211K – $235K a yearData & AIWe're hiring a Senior Software Engineer onto our Applied AI team to build and extend the backend systems that power our platform. This is a hands-on role on a small team where your work ships to production quickly and directly shapes what our largest customers see. You'll work…
Perplexity · San Francisco, California, United States +2
Full-timeLead / staff$220K – $405K a yearData & AIDesign, build, and own product and platform systems for Computer; Lead features, projects and products end-to-end, from problem definition to technical design, implementation, and launch.; Hill climb on hard problems, continuously iterating to improve for ourselves and…
Welo Global · California, United States +11
On-siteFull-timeMid level$32.00 an hourData & AIThis is an opportunity to move beyond traditional data work and play a direct role in how AI systems are evaluated and improved. The work is fast-moving, collaborative, and increasingly central to how modern AI systems are built and deployed.
Welo Global · California, United States +9
On-siteFull-timeEntry level$34.00 an hourData & AIWelo Data is looking for sharp, curious, and detail-oriented individuals to join our team as Data Labeling Associate.
Welo Global · California, United States +9
On-siteFull-timeEntry level$34.00 an hourData & AIWelo Data is looking for sharp, curious, and detail-oriented individuals to join our team as Data Labeling Associate.
Software Engineer, Labelling, Data & Automation
6 months agoWaabi · Toronto, Ontario, Canada +4
HybridFull-timeMid levelCA$127K – CA$225K 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…
Applied Data Scientist
6 months agoHop · San Francisco, California, United States
HybridMid levelData & AIDraup is a Series A-funded agentic AI company building the intelligence layer for how global enterprises make workforce and go-to-market decisions. We work with 250+ enterprise clients — including 5 of the Fortune 10 — processing 1B+ job descriptions, 850M+ professional…
AI/ML Engineer
6 months agoHop · San Francisco, California, United States
HybridMid levelData & AIDraup is a Series A-funded agentic AI company building the intelligence layer for how global enterprises make workforce and go-to-market decisions. We work with 250+ enterprise clients — including 5 of the Fortune 10 — processing 1B+ job descriptions, 850M+ professional…
California State University · San Marcos, California, United States
TemporaryFrom $2,279.00 a monthData & AIThe Department of Computer Science at California State University San Marcos seeks a part-time lecturer for the Bachelor of Computer Information Systems Chula Vista program to teach CS 311: Data Structures and Algorithms. This 16-week course will be taught in-person, from…
Robotics Middleware Founder
6 months agoForum Ventures · United States +6
RemoteFull-timeExecutiveFrom $250K a yearData & AISensor fusion is foundational infrastructure being treated like custom engineering. It wastes time, costs money, and breaks in production.
Data Engineer
6 months agoHumble Robotics · San Francisco, California, United States
On-siteFull-timeData & AIWe're looking for a data engineer to help us turn raw driving data into the well-structured, queryable, and trustworthy datasets that power our autonomy stack. You'll work across the full lifecycle of our data, from ingestion to the point it gets pulled into a training run, and…
ML Infra Engineer
6 months agoHumble Robotics · San Francisco, California, United States
RemoteFull-timeData & AIWe're looking for an ML infrastructure engineer to help design, build, and scale the foundational systems we need to realize our ambitious vision. You'll work on tooling and infrastructure that supports every stage of the ML training flywheel and be an important voice in the…
Machine Learning Researcher, Multimodal LLMs
6 months agoBland · San Francisco, California, United States
Full-time$160K – $280K a yearData & AIWe are looking for someone to contribute to the development of our next-generation multimodal LLM stack, combining speech, text, tools, and real-time reasoning into a single unified system. You’ll be responsible for building industry-leading conversational AI models that power…
Member of Technical Staff - ML Performance
6 months agoModal · New York, United States +1
Full-timeLead / staff$200K – $350K a yearData & AIWe are looking for strong engineers with experience in making ML systems performant at scale. If you are interested in contributing to open-source projects and Modal’s container runtime to push language and diffusion models toward higher throughput and lower latency, we’d love…
Frontier Data Strategist
6 months agoScale AI · San Francisco, California, United States +1
Mid level$192.8K – $241K a yearData & AIFrontier AI labs decide what direction their models need to take before the actual training starts. As a Frontier Data Strategist on Scale's Generative AI team, you'll be a trusted voice in those decisions. You'll partner with research leads and senior stakeholders at the…
Director, Ecommerce and Marketing Analytics
6 months agoCSC Generation · Ontario, California, United States
RemoteFull-timeDirectorCA$130K – CA$145K a yearData & AIWith 58 stores and the largest avocational cooking program in the US, Sur La Table offers an unsurpassed selection of exclusive and premium-quality goods for the kitchen and table – and the culinary expertise and inspiration to go along with it. Whether the job entails…
Machine Learning Researcher, Audio
6 months agoBland · San Francisco, California, United States
Full-time$160K – $280K a yearData & AIAs a Machine Learning Researcher at Bland, you'll be working on foundational research and development across the core components of our voice stack: speech-to-text, large language models, neural audio codecs, and text-to-speech. Your work will define how our agents understand,…
Senior AI Engineer, Quality
6 months agoFieldguide · San Francisco, California, United States
HybridFull-timeSenior$200K – $250K a yearData & AIFieldguide is building AI agents for the most complex audit and advisory workflows. We're a San Francisco-based Vertical AI company building in a $100B+ market undergoing rapid transformation. Over 50 of the top 100 accounting and consulting firms trust us to power their most…
AI Engineer
6 months agoVooma · San Francisco, California, United States
Full-timeData & AIYour role, should you choose to join us, will be an AI Engineer on our founding team.
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.