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.
See which of these roles fit you: OptiTalent Career reads each ad against your own record, on your computer. About OptiTalent Career →
2,021–2,040 of 2,472 jobs
MTS - ML Research Scientist
8 months agoOmnifold · San Francisco, California, United States
On-siteFull-time$150K – $300K a yearData & AIYou will work on problems that frontier models can't solve. Supply chain dynamics require modeling physical systems and processes.; You will own the full research cycle, from hypothesis to production model, with direct visibility into real-world impact.; You will work at the…
Gimlet Labs · San Francisco, California, United States
On-siteFull-timeLead / staff$150K – $390K a yearData & AIAs a Member of Technical Staff focused on ML Systems, you will build the inference systems that execute models end-to-end in production.
The Trade Desk · Chicago, Illinois, United States +5
Full-timeDirector$182.8K – $335.2K a yearData & AIExercise strong judgment to provide legal leadership on first impression global strategic data initiatives involving cutting edge areas such as retail data, measurement, and identity.; Gain deep technical understanding of adtech data flows and technology to advise on innovative…
Senior Staff AI Engineer
8 months agoSonatus · Sunnyvale, California, United States
Lead / staff$227.5K – $300K a yearData & AIWe are seeking a highly motivated Senior Staff AI Engineer to join our team and help us accelerate software innovations for next-generation software-defined vehicles. In this role, you will be responsible for the high-quality implementation of an Agentic Framework to support…
Machine Learning Engineer
8 months agoRunSybil · San Francisco, California, United States
HybridFull-timeMid levelData & AIWe are seeking talented engineers intent on changing the security industry. If you have experience on fast-moving teams and pushing out high quality experiments: we want to talk to you.
Senior Product Manager - Data & Quality
8 months agoSnorkel AI · New York, United States +1
HybridSenior$220K – $260K a yearData & AIWe are seeking a highly technical and strategic Senior Product Manager with deep AI/ML expertise to lead development across our agentic data systems, synthetic data systems, evaluations, and data-acceleration initiatives. This role is ideal for someone with a core ML/AI product…
Sr. Data Engineer
8 months agoContact Government Services, LLC · Los Angeles, California, United States +1
HybridFull-timeSenior$144.8K – $209.1K a yearData & AICGS is seeking a passionate and driven Data Engineer to support a rapidly growing Data Analytics and Business Intelligence platform focused on providing solutions that empower our federal customers with the tools and capabilities needed to turn data into actionable insights.…
Helix AI Engineer, Android
8 months agoFigure · San Jose, California, United States
Senior$200K – $400K a yearData & AIOwn the Android app end to end, from architecture to Google Play release.; Build and ship a consumer-grade client with best-in-class polish and performance.; Own core app surfaces: onboarding, capture, tasks, earnings, and notifications.; Set Android architecture, coding…
Moloco · Menlo Park, California, United States +2
Senior$200K – $386.4K a yearData & AIAs a Machine Learning Engineer at Moloco, you will design, train, and deploy the large‑scale models that power our programmatic advertising and commerce media products. You will work at the heart of our real-time bidding and pricing systems, helping shape an end-to-end ML…
Applied Machine Learning Research Scientist
8 months agoCerebras Systems · Toronto, Ontario, Canada +1
HybridFull-timeMid levelData & AIApply post-training techniques (e.g. RLVR, RLHF, GRPO etc.) techniques to improve model performance.; Build and maintain evaluation pipelines to measure model performance across tasks and domains.; Debug issues across the ML stack, including data pipelines, training jobs, model…
Data Pipeline Engineer
8 months agoCylake, Inc · Sunnyvale, California, United States
On-siteFull-time$150K – $250K a yearData & AIDesign, build, and maintain a scalable, open-source data lakehouse architecture supporting petabyte-scale analytics workloads. Responsible for architecting end-to-end data pipelines from ingestion through transformation to consumption, ensuring high performance, reliability,…
Sr. Principal AI Systems Architect
8 months agoFivetran · Oakland, California, United States +1
HybridFull-timeLead / staff$251.8K – $314.8K a yearData & AIFivetran needs an engineer-architect who can make the AI analyst experience real, dependable, and extensible. This role owns the architecture behind the analyst AI system, including metadata contracts, tool interfaces, context assembly, prompt and skill orchestration,…
Principal AI Engineer, Chatbot Development
8 months agoOKX · San Jose, California, United States
Lead / staff$250.4K – $375.7K a yearData & AIWe are looking for a Principal AI Engineer to lead the architecture and deployment of large-scale, LLM-powered conversational Chatbot systems serving both enterprise and consumer use cases.
Principal AI Engineer, AI Agent Development
8 months agoOKX · San Jose, California, United States
Lead / staff$250.4K – $375.7K a yearData & AIWe are seeking a Principal Engineer with a deep expertise in autonomous AI agent architecture and deployment, to spearhead the design, development, and optimization of intelligent agent systems on our global crypto exchange platform. This is a senior role requiring a hands-on…
Atoms · San Francisco, California, United States
Senior$176K – $230K a yearData & AIMedical, dental, and vision insurance (multiple plans, incl. HSA options).; Company-paid life and disability insurance (short- and long-term).; Voluntary insurance: accident, critical illness, hospital indemnity.; Optional supplemental life insurance for self, spouse, and…
Staff AI engineer
8 months agoConnectly Inc · San Francisco, California, United States
HybridFull-timeLead / staffData & AIWe are seeking an accomplished and visionary Staff AI Engineer to lead Connectly’s company-wide technical strategy for AI systems and infrastructure. This position reports directly to the CTO and plays a central role in shaping how Connectly’s technology, architecture, and AI…
Configuration and Data Management Specialist
8 months agoArcher · San Jose, California, United States
$110K – $145K a yearData & AIAs a member of the Configuration Management team, you will be responsible for driving the execution of configuration management processes across the organization. Your primary role will focus on ensuring the accuracy and control of document releases, changes, and technical…
Data Trust Associate, Global Revenue Informatics
8 months agoVerkada · San Mateo, California, United States
Full-timeEntry level$125K – $165K a yearData & AIAs an Associate on the Sales Strategy and Operations team, you will play an integral role in driving the insights, operations, and strategy that enable the Sales organization to run better, faster, and smarter. Sitting at the intersection of business strategy and technical…
Member of Technical Staff, Pretraining Systems
8 months agoMagic · San Francisco, California, United States
On-siteFull-timeLead / staff$275K – $550K a yearData & AIAs a Research Engineer on the Pretraining Systems team, you will design and operate the distributed infrastructure that trains Magic’s long-context models at scale.
Magic · San Francisco, California, United States
On-siteFull-timeLead / staff$275K – $550K a yearData & AIAs a Research Engineer on the Inference & RL Systems team, you will design and operate the distributed systems that serve our models in production and power large-scale post-training workflows.
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.