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45 data engineer contract jobs at 36 companies in Hayward, CA

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AWS Principal Data Engineer
Arden Hills or Valencia or Santa Clara
$107k-$203k/yr HybridFull Time, Contract
Boston Scientific
Boston ScientificNYSE: BSX: Developer and manufacturer of innovative medical devices and therapies.
13+ YOEBachelor's degree required; 13+ years data engineering experience including 6+ years designing cloud-native AWS data platforms and 4+ years building scalable data platform solutions. Expertise with AWS data services, Snowflake, Python, Terraform, Bash, Spark/Flink, and governance automation.
S3, Glue, Athena, Lambda, MSK, Kinesis, DynamoDB, RDS, Redshift, EMR, Step Functions, DMS, ECS, Lake Formation, DataZone, Snowflake, Apache Iceberg, Python, Terraform, Bash, Spark, Flink, Alation, Atlan, DataHub, Informatica, Databricks
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AWS Principal Data Engineer (Valencia, CA, US, 91355)
Valencia or Santa Clara or Arden Hills
$107k-$203k/yr HybridFull Time, Contract
Boston Scientific
Boston ScientificNYSE: BSX: Developing and manufacturing innovative medical devices for less-invasive treatments.
13+ YOEBachelor's degree required; 13+ years data engineering experience with 6+ years building cloud-native AWS data platforms and 4+ years building scalable data platform solutions. Expertise in AWS data services, Snowflake, Python, Terraform, Spark/Flink, and governance automation.
S3, Glue, Athena, Lambda, MSK, Kinesis, DynamoDB, RDS, Redshift, EMR, Step Functions, DMS, ECS, Lake Formation, DataZone, Snowflake, Python, Terraform, Bash, Spark, Flink, Apache Iceberg, Alation, Atlan, DataHub, Informatica, Databricks, CI/CD, IAM
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3mo
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Staff Data Engineer
Foster City, California, United States
$146k-$234k/yr HybridAll Commitments Available
Visa
VisaNYSE: V: Global payment technology facilitating electronic funds transfers.
5+ YOE5+ years data engineering with a Bachelor's or 2+ years with an advanced degree; or 0 years with a PhD. Strong big data, Spark, Hadoop, Python, SQL; Java, REST APIs, and container tech; ML/AI model experience.
Hadoop, Spark, Python, SQL, Java, REST APIs, Docker, Kubernetes, Kafka, Redis, Flink, TensorFlow, Triton, AWS, Unix/Shell, Airflow, Control-M, React, Redux, HTML5, CSS, JavaScript
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Lead, Data Quality - Partnerships
San Jose, California, United States
$100k-$160k/yr OnsiteFull Time
Figure
Figure: Develops autonomous humanoid robots for commercial and residential tasks.
6+ YOE6+ years in data quality or vendor management, experience selecting/contracting/managing external data vendors, negotiating commercial terms, setting SLAs and calibration/audit processes, and partnering with engineering/ML stakeholders.
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Operations BI Engineer (6 months contract)
Mountain View, California, United States
$50-$70/hr OnsiteContract
Lunar Energy
Lunar Energy: Provides home battery systems and clean energy software.
2+ years building BI dashboards, internal tools, and workflow automations; strong SQL (Postgres), Grafana required, Python and API integration experience (Slack, Atlassian, Google); BS or equivalent preferred.
Postgres, Grafana, Python, Jira, Confluence, Google Sheets, Google Drive, Slack, Atlassian, ERP, MES, PLM, Claude Code, GitHub Copilot, Arena PLM, SiliconExpert
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Senior Backend Engineer, Data Systems (Modeling & Simulation)
Boston or San Francisco or United States
HybridFull Time
Code Metal
Code Metal: Verifiable AI-powered code translation for mission-critical industries.
Experienced backend engineer with strong relational data modeling, SQL/PostgreSQL expertise, Python, ORMs/migrations, data contracts, and building durable database-backed systems.
PostgreSQL, SQL, Python, SQLAlchemy, Alembic, PostGIS, Pydantic, JSON Schema, protobuf, OpenAPI
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2w
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Data Warehouse Contractor
Raleigh or Cupertino or Austin
$60-$70/hr OnsiteContract
Deloitte
Deloitte: Provides professional audit, consulting, advisory, and tax services.
6+ YOE6+ years data engineering experience with hands-on SQL, Spark, and Scala; building and maintaining production data pipelines; experience with lakehouse technologies (Iceberg, Trino, Superset); US work authorization required.
SQL, Spark, Scala, Iceberg, Trino, Superset
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2w
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Part-Time Student Worker - Data Analyst
Foster City, California, United States
$30/hr OnsiteContract, Part Time
Zoox
ZooxNASDAQ: AMZN: Developing autonomous robotaxis for urban ride-hailing services.
Proficiency with SQL, PySpark, Python and Databricks; experience with time-series or sensor data; currently enrolled in B.S. or M.S. in CS/Data Science/Engineering or related; available ≥20 hrs/week for ≥6 months; onsite in Foster City.
SQL, PySpark, Python, Databricks
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Data Center Infrastructure Engineer – Server, Storage & Backup
San Jose or Sunnyvale
HybridFull Time, Contract
Jade Global
Jade Global: Provides IT consulting and enterprise software implementation services.
5+ YOE5+ years supporting enterprise data center server, storage, and backup; experience with SAN/NAS, Commvault/Data Domain, DCIM, and production operations; bachelor's degree required.
Dell, Cisco UCS, HPE, Pure Storage, Isilon, NetApp, Commvault, Data Domain, DCIM, LogicMonitor, Elasticsearch
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2mo
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Senior Telemetry Design Engineer
Novato, California, United States
$109k-$161k/yr OnsiteFull Time
2K
2KNASDAQ: TTWO: Publishes and develops global video game franchises and entertainment.
5+ YOE5+ years in telemetry architecture/design or data analysis; scalable telemetry frameworks; SQL, Snowflake, Databricks; data contracts, GDPR/PII; translate business goals to telemetry specs.
SQL, Snowflake, Databricks
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Staff Electrical Engineer, Design Concept Engineering
Palo Alto, California, United States
HybridFull Time
Ford Motor Company
Ford Motor CompanyNYSE: F: Ford manufactures, sells, and services vehicles and mobility solutions.
10+ YOEB.S. in Electrical Engineering, 10+ years board design experience, Altium eCAD experience, work with contract manufacturers/OEMs, knowledge of DC/DC converters, transmission lines, data buses and analog circuits, plus technical leadership.
Altium eCAD tools, Python, C/C++, hyperlink
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Staff Electrical Engineer, Design Concept Engineering
Palo Alto, California, United States
OnsiteFull Time
Ford Motor Company
Ford Motor CompanyNYSE: F: Designs, manufactures, and sells cars, trucks, and SUVs.
10+ YOEBS in Electrical Engineering, 10+ years board design experience, Altium eCAD experience, knowledge of DC/DC converters, high-speed signaling, data buses and analog circuits, experience with contract manufacturers, bring-up, validation and technical leadership.
Altium eCAD tools, Python, C/C++, hyperlink
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Contract Site Reliability Engineer — AI Accelerator Infrastructure
Santa Clara, California, United States
$155k-$235k/yr FieldContract
d-Matrix: Develops high-performance semiconductor chips for generative AI inference.
3+ YOE3+ years data center or hardware validation experience; rack-and-stack, BIOS/UEFI bring-up, Linux CLI, DCIM/NetBox/Jira familiarity, hardware troubleshooting, and strong written documentation skills.
NetBox, Jira, Ansible, Python, Bash, Linux, BIOS/UEFI, InfiniBand, RoCE, SFP/QSFP
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Senior Software Engineer — Data Modeling (Europe)
San Francisco or Poland or Europe
RemoteContract
People.ai
People.ai: AI platform providing revenue intelligence and sales productivity solutions.
5+ YOE5+ years building backend systems; 2+ years in Python or Scala; experience with distributed systems, large-scale data processing (Spark/Hive/Hadoop/MapReduce), stream processing (Kafka/Apache Samza/Apache Storm); strong analytical and ownership skills.
Python, Scala, Spark, Hive, Hadoop, MapReduce, Kafka, Apache Samza, Apache Storm, Elasticsearch, LLMs, NLP
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1mo
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Data Center Lease Development Manager
Austin or Menlo Park or Seattle or Washington or New York or San Francisco or United States
$202k-$273k/yr RemoteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
10+ YOEBachelor's degree or equivalent, 10+ years in leased data center site selection/engineering/contract management, proven negotiation, project coordination, and strong analytical and communication skills.
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Principal Software Development Engineer Person & Trust Platform
Mountain View, California, United States
$243k-$307k/yr OnsiteFull Time
ID.me
ID.me: Provides secure digital identity verification and authentication services.
10+ YOE10+ years software engineering experience, deep expertise in data modeling and graph structures, API and data contract ownership, ability to set technical strategy; Bachelor’s in Computer Science or equivalent.
GCP, AWS, Azure, NIST 800-63, Verifiable Credentials, Decentralized Identifiers, OIDC
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3mo
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PMP Engineer
Bakersfield or Stockton or Ontario or San Diego or Costa Mesa or Fresno or Concord or San Jose or Los Angeles
$80k-$125k/yr OnsiteContract
Sungrow
SungrowShenzhen Stock Exchange: 300274: Manufactures solar inverters and energy storage systems for clean power.
2+ YOEElectrical engineering/tech background; 2+ years in maintenance planning/scheduling for BESS/energy; solar and battery storage experience; strong communication and collaboration; planning software and analytical tools; data-driven decisions; electrical safety; MS Office.
Planning software, Analytical tools, Microsoft Office
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Software Engineer, Energy Sales Systems
Cupertino, California, United States
$175k-$235k/yr OnsiteFull Time
Gridmatic
Gridmatic: AI-powered platform for optimizing energy trading and battery storage.
Strong Python backend skills, experience building end-to-end product systems, working with large-scale/dirty time-series data, stakeholder collaboration, and shipping production automation for pricing/forecasting/contracting.
Python
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Engineer in Residence: MarketRadar
Mountain View, California, United States
OnsiteContract
AI Fund
AI Fund: Builds and invests in artificial intelligence startups.
Hands-on engineering across backend, data products, and AI-native workflows; experience with messy product/catalog/SKU data, entity resolution, recommendation systems, and enterprise-grade security; US work authorization required.
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4w
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Storage Systems Engineer
San Francisco, California, United States
HybridContract
UCSF Health
UCSF Health: Academic medical center providing advanced patient care and research.
6+ YOEBachelor's in CS/engineering +6 years (or 10+ years related) with large-scale storage infrastructure experience, ZFS/parallel filesystems, Warewulf/InfiniBand, data movement tools, HPC scheduler knowledge, and security (NIST/HIPAA) expertise.
VAST, rsync, rclone, Globus, SMB, Warewulf, InfiniBand, ZFS, GPFS, Lustre, DDN, SLURM, PBS, NetApp, Dell EMC PowerScale, IBM Storage Scale, Pure Storage, CoreHPC, RAE, OS Nexus
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