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23 data engineer contract jobs at 22 companies in Fairfield, CA

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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2mo
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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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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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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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1mo
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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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1w
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APCS Branch Chief
Sacramento County, California, United States
$11k-$14k/mo HybridFull Time
State Controller's Office
State Controller's Office: California's fiscal controller managing state financial operations and assets.
Valid California civil Professional Engineer license, ability to supervise technical staff, develop and document engineering procedures, manage contracts, use spreadsheets/macros for data analysis, and prepare technical reports; CA driver’s license required.
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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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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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2mo
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Talent Engineer
San Francisco, California, United States
$120k-$160k/yr OnsiteAll Commitments Available
Bobyard
Bobyard: Automates construction takeoffs and estimates using computer vision AI.
Build automation, data pipelines, and AI-assisted screening; experience with APIs and scripting; production-grade automations; no recruiting background required.
Python, APIs, Webhooks, SQL
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1mo
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GTM Engineer (Consultant)
United States or Seattle or San Francisco or New York City
$91-$150/hr RemoteContract
Carrot Fertility
Carrot Fertility: Provides global fertility and family-forming benefits for employers.
5+ YOE5+ years in GTM/marketing with hands-on technical building; experience shipping agents/workflows (Claude Code, Clay, n8n, Zapier); proficiency with Marketo, Salesforce, SQL and data warehouses (Snowflake/BigQuery) and reverse-ETL (Census/Hightouch).
Claude Code, Clay, n8n, Zapier, Marketo, Salesforce, SFDC, Outreach, Gong, 6sense, ZoomInfo, Ramp Metrics, Snowflake, BigQuery, Census, Hightouch, SQL
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3w
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Principal Engineering Project Manager - Data Center Mission Critical
Kennesaw or Naperville or Emeryville or Virginia or Ohio or United States or Houston or Plano or Charlotte or Washington or United States
$140k-$185k/yr HybridFull Time
ENERCON
ENERCON: Multi-disciplinary engineering and environmental services for energy infrastructure.
6+ YOEBachelor's in engineering or PMP with 10 years experience; 6+ years project manager/engineer on data center projects; hyperscale data center experience required; skilled in estimating, EVM, contracts, MS Project/Word/Excel/PowerPoint; 10–15% travel.
MS Project, Word, Microsoft Excel, PowerPoint
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2mo
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AI Engineer/ML Engineer - Senior Developers - AI Training - Sacramento, US
Sacramento, California, United States
$80/hr RemoteContract, Part Time
Prolific
Prolific: Platform connecting researchers and AI developers with verified participants.
BS/MS/PhD in CS/AI/Robotics or related; experience building, deploying, or fine-tuning ML models in production; deep learning and LLM expertise (Transformers, RLHF, RAG); ability to audit code, spot data contamination and hallucinations.
PyTorch, TensorFlow/Keras, Python, NumPy, Pandas, Scikit-learn, Hugging Face Transformers, AWS (SageMaker), Google Cloud (Vertex AI), Weights & Biases, LangChain, Pinecone, Milvus, Weaviate
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1mo
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Modelling Resident (8-Month Contract)
San Francisco or New York or United States
RemoteContract
Adaption
Adaption: Develops efficient AI systems that adapt in real-time.
Degree or equivalent research/engineering experience in computer science; strong Python and deep learning framework skills (PyTorch, JAX, TensorFlow); experience with model efficiency, synthetic data, real-time alignment, RLHF/fine-tuning; systems thinking and remote collaboration.
Python, PyTorch, JAX, TensorFlow
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1w
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Senior Low Voltage Estimator - Data Center Construction
San Francisco, California, United States
$130k-$160k/yr OnsiteFull Time
Turner & Townsend
Turner & TownsendNYSE: CBRE: Delivers project and cost management services for construction and infrastructure.
Experience estimating low voltage systems (telecom, security, audio visual) on large construction projects; strong pre/post-contract cost management, procurement and valuation skills; college degree in electrical engineering or construction management preferred; excellent communication.
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2mo
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Director, Product Engineering - Practice Specialist (Data & Ai)
San Francisco, California, United States
$190k-$265k/yr OnsiteFull Time
Wipro
WiproNYSE: WIT: Global technology services and consulting for digital transformation.
8+ YOEUndergraduate degree (MBA preferred); 8+ years in IT services/consulting with end-to-end sales and large-deal experience; expertise in proposal and deal management, negotiation, client strategy, financial modeling, and contract drafting; English fluency.
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2mo
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Global Supply Manager, Fabricated Metals
Berkeley, California, United States
$97k-$122k/yr HybridFull Time
Form Energy
Form Energy: Developing multi-day batteries for grid-scale energy storage.
2+ YOE2+ years in metal parts sourcing; strong contract/terms knowledge; data-driven decisions; excellent communication; travel globally; Bachelor's or Master's in Engineering, Supply Chain, Finance, or related field.
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1mo
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Splz Associate Infra Engg
San Francisco, California, United States
FieldFull Time, Contract
Mphasis
MphasisNational Stock Exchange of India: MPHASIS: Provides information technology and business process services.
0+ YOE1–3 years hands-on server/appliance hardware, cabling, and safe rack/transport work; basic hardware and network troubleshooting; able to follow runbooks, label work, and record asset data; reliable for local transport; background check required.
ESX, Hyper-V, Windows Server, LDAP, CI/CD, containers
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1mo
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Senior Technical Operations Manager
Pleasanton, California, United States
$185k-$225k/yr OnsiteFull Time
AEye
AEyeNasdaq: LIDR: Develops lidar sensors and perception software for autonomous vehicles.
8+ YOE8+ years in manufacturing or technical operations; bachelor\u0002s in engineering (MBA preferred or equivalent experience); experience managing contract manufacturers across regions; electro-optical knowledge; data analysis/statistics; able to lift 50 lbs; on-site in Pleasanton, CA.
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3mo
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Senior Staff Product Manager, Identity Risk Solutions
Denver or San Francisco
$208k-$290k/yr HybridMultiple Commitments Available
Checkr
Checkr: AI-powered platform for background checks and identity verification.
7+ YOE7+ years in product management; experience with identity verification, fraud prevention, and risk modeling; collaboration with engineering and data science; recruiting ecosystem knowledge.
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