23 data engineer intern jobs at 23 companies in Vacaville, CA
🚀PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Eolas: Software for multifamily operators to manage risk and operations.
Currently enrolled or recently completed coursework in LLMs, AI, NLP or related fields; basic prompt engineering; familiarity with AI testing frameworks; strong analytical and communication skills; ability to work collaboratively in a fast-paced environment.
Blue Current: Develops silicon solid-state batteries for mobility and stationary storage.
3+ YOEProduct ownership for internal database and MES; strong SQL and data architecture skills; experience defining software requirements and managing third-party developers; battery domain knowledge; 3+ years (PhD) / 6+ years (MS) / 8+ years (BS) of relevant experience.
SQL, Python, Tableau, Power BI, MES, Arbin, BioLogic, Neware
Estes Energy: Develops zero-emission battery systems for commercial vehicle electrification.
Pursuing an engineering degree or equivalent hands-on experience; able to design, build, and test components or subsystems; run experiments, analyze data, document results, and take ownership of a project.
Anyscale: Cloud platform for scaling distributed machine learning applications.
3+ YOE3+ years experience building scalable, fault-tolerant distributed systems; experience with data processing and database internals; strong performance focus for AI workloads.
EDO: Measures the impact of TV and streaming advertising.
6+ YOE6+ years in platform/infrastructure engineering; strong AWS, Terraform/Spacelift; experience building internal developer platforms and data-heavy infrastructure.
City of Napa: Provides municipal services and infrastructure for the community.
No prior experience required; must be 18+, possess valid California Class C driver license, able to lift 25 lbs, work outdoors, collect GPS data, read maps, and follow safety guidelines.
Labelbox: Provides a platform and services for AI training data management.
Pursuing Bachelors/Masters in cybersecurity, CS, or related; interest in cloud/data security and SecOps; basic knowledge of GCP/AWS/Azure and SQL; strong communication and analytical skills.
GCP, AWS, Azure, SQL, Cursor, Claude Code, SIEM, CI/CD, LLM
XRF Applications Engineer – Semiconductor Metrology III (E3)
Benicia, California, United States
$108k-$149k/yrOnsiteFull Time
Applied MaterialsNASDAQ: AMAT: Manufacturers of equipment for semiconductor and display production.
Bachelor's in Physics/Materials/Engineering, deep XRF knowledge, Python proficiency, experimental design and data analysis skills, strong communication; occasional domestic/international travel (~10%).
Crunchyroll: Operates a global streaming platform for anime and manga.
8+ YOEBachelor's degree, 8+ years in database operations or data platforms, deep experience with AWS RDS/Aurora/DynamoDB, monitoring tools (Datadog, CloudWatch, DevOps Guru, DB Performance Insights), Python or Java, CI/CD and IaC familiarity, strong DB internals and performance skills.
SnailWorks: SnailWorks provides mail tracking and delivery intelligence software for marketers.
Enrolled in Software Engineering/CS program; proficient in TypeScript, Python, or Go; able to read code; curious about data systems and LLM-driven apps; strong written communication; operator mindset.
DataRobot: Provides an enterprise platform for building and governing AI.
Pursuing or recently completed BS/MS in CS/data science/engineering; proficiency in Python (pandas,numpy); foundational ML knowledge; strong communication and autonomy; passion for autonomous agents.
PlusMinusOne: Develops and markets a portfolio of utility and lifestyle apps
0+ YOE3rd/4th-year CS or engineering student with backend interest; hands-on backend experience via coursework/projects/internships; OOP, data structures, algorithms, and Git familiarity; strong analytical and communication skills.
Software Engineering Intern – Distributed Simulation Systems
Emeryville, California, United States
$25-$60/hrHybridFull Time, Internship
Astera Institute: Conducts fundamental research in artificial intelligence and longevity science.
Strong programming fundamentals; experience with C++, Python, or similar systems languages; familiarity with Linux; understanding of data structures, algorithms, and concurrency; interest in distributed systems and systems engineering.
C++, Python, Linux, MuJoCo, Unity, Unreal, PyTorch, CUDA
Grow Therapy: Platform connecting mental health providers with patients and insurance.
5+ YOE5+ years in software/platform engineering; AI-enabled systems; internal platforms/tools; cross-functional collaboration; security and data governance.
MCPs, AI skills frameworks, orchestration frameworks, APIs, data warehouses, CRMs, finance tools, internal databases, LLMs, AI agent frameworks
Plato: Building foundational infrastructure to train specialized AI agents.
Experience building backend systems, data pipelines, product surfaces, and internal tools for AI/research workflows; strong product engineering judgment, emphasis on correctness, observability, and iteration speed.
Twelve Labs: AI foundation models for video search and human-like understanding.
Strong backend engineering in Python or Go, system design and 0→1 internal product experience, experience with large unstructured datasets, full-stack capability, and familiarity with cloud data platforms, data governance, and access control.
OpenAI: Develops artificial intelligence models and generative AI software services.
Experienced in building production frontend and backend systems, designing interfaces for operational/internal tools, strong backend fundamentals (APIs, data modeling, integrations), security-conscious design, and cross-functional collaboration.
IAM, ITSM, RBAC, Zero Trust, APIs, SOC 2, ISO 27001, FedRAMP, NIST
Anthropic: Developing safe and reliable artificial intelligence systems.
8+ YOE8+ years building backend systems, data pipelines, or internal platforms; proficiency in Python or Go; experience with cloud platforms and infrastructure-as-code; strong systems thinking and experience with integrations or data infrastructure.
Python, Go, AWS, GCP, Azure, Claude, ServiceNow, Vanta, Drata, OneTrust, REST APIs, webhooks, CI/CD, ELT, ETL, infrastructure-as-code, version control