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49 data annotator jobs at 14 companies in Tracy, CA

1mo
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Data Annotation Lead
Redwood City, California, United States
OnsiteFull Time
Sunday
Sunday: Developing autonomous robots to perform household chores.
Experience building and leading data annotation teams, strong written/verbal communication, stakeholder management, prioritization, intermediate ML understanding, and ability to create documentation and annotation processes.
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3mo
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Data Scientist - Survey Design, Data Annotation, and Machine Learning Evaluation
Cupertino or San Francisco
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
2+ YOEBA or MS in Data Science/Statistics; 2+ years in survey design and human data annotation; Python proficiency; strong communication.
Python
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2mo
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Data Labeling Analyst - Finnish Speakers
New York City or Seattle or Bellevue or Redmond or San Francisco or Sunnyvale or Burlingame or Manhattan
$26-$28/hr OnsiteFull Time
Welocalize
Welocalize: Provides AI training data and multilingual localization services.
1+ YOEFinnish language fluency; native-level Finnish; 1 year data labeling/annotation experience or Bachelor’s degree; strong attention to detail; ability to follow guidelines.
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1mo
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Senior Annotation and Data Pipeline Manager
San Carlos, California, United States
OnsiteFull Time
Genesis AI
Genesis AI: Building general-purpose robots with human-level physical intelligence.
4+ YOE4+ years in data or ML pipelines including leadership; strong Python (Pandas, NumPy, PyTorch) and SQL; experience scaling annotation/labeling operations; ML literacy and hands-on technical leadership.
Python, Pandas, NumPy, PyTorch, SQL
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3mo
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Sr. Software Analyst, Data, Autonomy
Palo Alto, California, United States
$132k-$165k/yr OnsiteFull Time
Rivian
RivianNASDAQ: RIVN: Designs and manufactures electric vehicles and charging networks.
2+ YOEBS in technical field with 2+ yrs experience or 5+ yrs exp; 2+ yrs data annotation/ML labeling; Python/SQL; LiDAR/video/image data analysis; multitask; strong communication.
Python, SQL, Databases, Data Visualization
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2mo
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Project Perseus | Data Labeling Analyst - Czech Speakers (Speech & Voice AI)
New York City or Seattle or San Francisco or Sunnyvale or Burlingame or Bellevue or Redmond
$26-$28/hr OnsiteFull Time
Welocalize
Welocalize: Provides global translation, localization, and AI training data services.
1+ YOEData labeling/annotation, transcription, and quality-focused; 1-2 years experience; Czech language required; attention to detail; ability to follow guidelines.
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2mo
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Data Annotation Specialist
Redwood City, California, United States
$32/hr OnsiteContract
Dyna Robotics
Dyna Robotics: Develops general-purpose robots powered by proprietary embodied AI models.
Associate’s or Bachelor’s degree (or equivalent); strong attention to detail; follow detailed instructions; work independently; clear written communication.
Video annotation tools, COCO format, YOLO format, MOT/KITTI knowledge, Pre-annotation/autolabeling tools
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2mo
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Language Engineer, Artificial General Intelligence - Data Services
Boston or Bellevue or Sunnyvale
OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
2+ YOEExperience in language annotation, scripting (Python, KornShell), multilingual data, and computational linguistics; 2+ years in language data processing; Masters or higher.
Python, KornShell, SQL, R, Matlab
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2w
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Senior AI Data Science Engineer
Sunnyvale, California, United States
$152k-$257k/yr OnsiteFull Time
Intuitive
IntuitiveNASDAQ: ISRG: Robotic-assisted systems for minimally invasive surgery.
3+ YOEMaster's (6+ yrs) or PhD (3+ yrs) in CS/Data Science/EE/Robotics or related; strong Python and SQL; experience building data pipelines for multi-modal surgical/robotics data; data quality and annotation workflow expertise.
Python, SQL, Spark, Airflow, MLFlow, DVC, Weights & Biases, Docker, Kubernetes
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4d
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Manager, Human Data Operations
United States or United Arab Emirates or Ireland or United Kingdom or Japan or India or Indonesia or Korea or Philippines or Singapore or Palo Alto
$108k-$162k/yr HybridFull Time
xAI
xAI: Develops advanced artificial intelligence systems to understand the universe.
2+ YOE2+ years people leadership managing Team Leads, strong ops experience in data annotation/AI training, basic AI/ML understanding, SQL and project management tool familiarity, strong communication and talent development skills.
Notion, JIRA, Linear, Axiom, SQL
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1w
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Policy & Quality Specialist- ML Perception Data
Mountain View, California, United States
$152k-$160k/yr OnsiteFull Time
Waymo
Waymo: Autonomous driving technology for ride-hailing and logistics.
4+ YOE4+ years in data analysis, operations, or program management with focus on ML data annotation, taxonomy design, or human-in-the-loop workflows; strong analytical and project management skills.
Python, SQL
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1mo
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Lead, Product Content Engineering
Menlo Park or New York or San Francisco
$193k-$269k/yr HybridFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
6+ YOE6+ years in content relevance; 1+ year GenAI; data annotation; independent work; cross-functional collaboration; industry trends; cross-functional project leadership; multilingual content experience.
Tableau, GenAI, prompt engineering
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4w
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Sr Manager, Machine Learning Engineering
San Jose, California, United States
$179k-$351k/yr OnsiteFull Time
Adobe
AdobeNASDAQ: ADBE: Provides software for digital media creation and marketing analytics
7+ YOE5+ MgmtAdvanced degree or equivalent; 5+ years engineering leadership managing data infrastructure/ML data ops and 7+ years building large-scale ETL/ELT pipelines; expertise in ML data lifecycles, data quality/governance/versioning/annotation, cloud data tech, and generative-model data.
AWS, Azure, GCP, Spark, Databricks, Snowflake, DVC
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2w
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Senior Language Engineer
Redwood City, California, United States
$200k-$290k/yr OnsiteFull Time
Retell AI
Retell AI: Develops human-like AI voice agents for automated call centers.
2+ YOE2+ years in computational linguistics or language data processing, scripting for large-scale text/audio pipelines, managing annotation, native-level English, strong linguistic judgement.
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3mo
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Mapping Operations Lead
Sunnyvale, California, United States
$115k-$222k/yr OnsiteFull Time
Applied Intuition
Applied Intuition: Developing software and simulation infrastructure for autonomous vehicles.
3+ YOE2+ Mgmt3+ years in HD map production or geospatial data, leadership experience, knowledge of map formats and annotation pipelines, lidar/point cloud experience, and proficiency with SQL, C++, Python, and GIS tools.
SQL, C++, Python, QGIS, CARLA, LGSVL, OpenDRIVE, NDS
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