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Freelance Data Platform Engineer Jobs in California

As an AI Data Platform Engineer with the MSI team, you will design, build, and operate scalable AI data platforms that enable GenAI, Agentic AI, and Embodied AI solutions across the enterprise. You ...

Data Platform Engineer

Los Angeles, CA · On-site

$170K - $300K/yr

As a Data Platform Engineer, you will own key segments of the data flow from source to trusted dataset: ingestion, change data capture, streaming, lakehouse storage, orchestration, transformation ...

Data Platform Engineer

Los Angeles, CA · On-site

$170 - $300/hr

As a Data Platform Engineer, you will own key segments of the data flow from source to trusted dataset: ingestion, change data capture, streaming, lakehouse storage, orchestration, transformation ...

Data Platform Engineer, Infrastructure

Irvine, CA · On-site

$115K - $151K/yr

About the Job As a Data Platform Engineer, Infrastructure , you will build and operate the cloud foundation the entire data platform runs on - the systems every robot log, dashboard, and model ...

About the Job As a Data Platform Engineer, Infrastructure , you will build and operate the cloud foundation the entire data platform runs on - the systems every robot log, dashboard, and model ...

About the Job As a Data Platform Engineer, Infrastructure , you will build and operate the cloud foundation the entire data platform runs on -- the systems every robot log, dashboard, and model ...

As a Data Platform Engineer, you will be responsible for the reliability, stability, and operational health of our data platform - including how it is deployed, monitored, maintained, and promoted ...

As a Data Platform Engineer, you will be responsible for the reliability, stability, and operational health of our data platform - including how it is deployed, monitored, maintained, and promoted ...

Senior Data Platform Engineer

Los Angeles, CA · On-site

$114K - $155K/yr

As a Data Platform Engineer, you will be responsible for the reliability, stability, and operational health of our data platform - including how it is deployed, monitored, maintained, and promoted ...

Senior Data Platform Engineer

San Francisco, CA · On-site

$124K - $169K/yr

As a Data Platform Engineer, you will be responsible for the reliability, stability, and operational health of our data platform - including how it is deployed, monitored, maintained, and promoted ...

About the Job As a Data Platform Engineer, Data Pipelines , you will design and build the systems and integrations that help move data reliably from robots in the field to the teams and services that ...

About the Job As a Data Platform Engineer, Data Pipelines , you will design and build the systems and integrations that help move data reliably from robots in the field to the teams and services that ...

About the Job As a Data Platform Engineer, Data Pipelines, you will design and build the systems and integrations that help move data reliably from robots in the field to the teams and services that ...

Data Platform Engineer, Data Pipelines

Irvine, CA · On-site

$122K - $147K/yr

About the Job As a Data Platform Engineer, Data Pipelines , you will design and build the systems and integrations that help move data reliably from robots in the field to the teams and services that ...

Staff Data Platform Engineer

Santa Barbara, CA · On-site

$127K - $153K/yr

About the Job We are seeking a Senior/Staff Data Platform Engineer to lead our data infrastructure architecture. The individual filling this position will collaborate with product owners and ...

Showing results 21-40

Freelance Data Platform Engineer information

What is a freelance data platform engineer?

A Freelance Data Platform Engineer is a professional who designs, builds, and maintains data infrastructure and platforms on a project or contract basis, rather than as a full-time employee. They work with clients to develop scalable and efficient data solutions, such as data warehouses, ETL pipelines, and cloud-based data systems. Their responsibilities often include integrating various data sources, ensuring data quality, and optimizing data workflows to support analytics and business intelligence. Freelance Data Platform Engineers typically have expertise in databases, cloud services, programming, and data architecture. They offer flexibility and specialized skills to organizations that need temporary or project-based support.

What are the key skills and qualifications needed to thrive as a freelance data platform engineer?

To thrive as a Freelance Data Platform Engineer, you need strong skills in data architecture, ETL processes, and cloud platform management, typically supported by a degree in computer science or a related field. Familiarity with tools like SQL, Python, Spark, AWS, Azure, and certifications such as AWS Certified Data Analytics or Google Cloud Data Engineer are highly valuable. Effective client communication, problem-solving, and project management skills help you stand out, especially when coordinating independently with multiple stakeholders. These competencies ensure you can design scalable solutions, deliver projects efficiently, and build strong client relationships in a dynamic freelance environment.

How do freelance data platform engineers typically manage collaboration with clients and remote teams?

Freelance Data Platform Engineers often collaborate with clients and distributed teams using project management tools, version control systems, and regular virtual meetings. Clear communication is essential for aligning on data requirements, setting expectations, and providing progress updates. It's common to work asynchronously, so documenting work and maintaining transparent workflows help ensure smooth handoffs. Building trust and reliability is key to fostering long-term client relationships in a freelance setting.

What is the difference between Freelance Data Platform Engineer vs Data Engineer?

AspectFreelance Data Platform EngineerData Engineer
CredentialsRelevant certifications (e.g., AWS, GCP, Azure), technical skillsSimilar certifications, technical skills, often full-time roles
Work EnvironmentIndependent, project-based, remote or on-siteFull-time, in-house or remote
Employer & Industry UsageFreelance platforms, consulting firms, startupsTech companies, finance, healthcare, large enterprises
Search & Comparison IntentYes, for freelance opportunities or project-based workYes, for full-time or contract roles

In summary, Freelance Data Platform Engineers typically work independently on short-term projects, requiring similar skills and certifications as Data Engineers but with a focus on flexibility and client-based work. Data Engineers often work full-time within organizations, focusing on building and maintaining data infrastructure.

How much do freelance data platform engineers make?

Freelance data platform engineers typically earn between $50 and $150 per hour, depending on experience, skills, and project complexity. Experienced professionals with expertise in cloud platforms, data pipelines, and tools like Apache Spark or Kafka tend to command higher rates. Annual earnings vary widely based on workload and client base, often ranging from $80,000 to over $200,000 for full-time equivalent work.

What are the most commonly searched types of Data Platform Engineer jobs in California?

The most popular types of Data Platform Engineer jobs in California are:

What are popular job titles related to Freelance Data Platform Engineer jobs in California?

For Freelance Data Platform Engineer jobs in California, the most frequently searched job titles are:

What job categories do people searching Freelance Data Platform Engineer jobs in California look for?

The top searched job categories for Freelance Data Platform Engineer jobs in California are:

What cities in California are hiring for Freelance Data Platform Engineer jobs?

Cities in California with the most Freelance Data Platform Engineer job openings:

AI Data Platform Engineer

Apple Inc.

Cupertino, CA • On-site

$150 - $278/hr

Other

Medical, Dental, Retirement

Re-posted 3 days ago


Apple rating

8.1

Company rating: 8.1 out of 10

Based on 680 frontline employees who took The Breakroom Quiz

6th of 30 rated technology retailers


Job description

Cupertino, California, United States Operations and Supply Chain

Imagine what you could do here. At Apple, we believe new insights have a way of becoming excellent products, services, and customer experiences very quickly. Bring passion and dedication to your job and there’s no telling what you could accomplish.The people here at Apple don’t just build products - they build the kind of wonder that’s revolutionized entire industries. It’s the diversity of those people and their ideas that inspires the innovation that runs through everything we do, from amazing technology to industry-leading environmental efforts. Join Apple, and help us leave the world better than we found it.Manufacturing Systems and Infrastructure (MSI) team is an engineering organization under the Product Operations org. MSI is responsible for the design, development, and maintenance of systems tools, services, and applications required to efficiently run manufacturing operations at scale across global factory sites.As an AI Data Platform Engineer with the MSI team, you will design, build, and operate scalable AI data platforms that enable GenAI, Agentic AI, and Embodied AI solutions across the enterprise. You will develop reusable platform services, data pipelines, and data quality frameworks that transform fragmented enterprise and multimodal data into trusted, AI-ready datasets - combining expertise in AI data platform engineering, data quality, systems engineering, and AI data lifecycle management to accelerate AI innovation.

Description

Design, build, and maintain scalable AI data platforms, services, and APIs that support and enable AI model development and production.Develop data ingestion, transformation, and publishing pipelines for structured, unstructured, and multimodal data.Build AI-ready datasets through ground truth creation, data curation, annotation workflows, dataset versioning, and metadata management.Develop data quality frameworks, validation pipelines, observability, and evaluation metrics to ensure trusted AI datasets.Design and implement Retrieval-Augmented Generation (RAG) pipelines, embedding workflows, vector database integrations, and metadata services for enterprise AI applications.Build scalable platform capabilities for managing the end-to-end AI data lifecycle, including ground truth dataset creation, dataset versioning, metadata and lineage management, automated data quality validation, governance, and secure publishing of AI-ready datasets.Collaborate with AI/ML engineers, software engineers, product teams, and domain experts to define AI data requirements and deliver production-ready data solutions.Optimize platform scalability, reliability, performance, security, and cost across cloud-native environments.Drive engineering best practices for AI data architecture, platform design, automation, testing, monitoring, and operational excellence.Evaluate emerging AI technologies and continuously improve platform capabilities that enable GenAI, agentic AI, and embodied AI solutions.

Minimum Qualifications
  • Bachelor's or Master's degree in Computer Science, Software Engineering, Data Engineering, or a related field.
  • 5+ Experience designing and building scalable data platforms and distributed systems.
  • Strong programming skills in Python and SQL, with proficiency in Java or Scala preferred.
  • Experience with Airflow, Kubeflow, or MLflow to build and orchestrate scalable AI data pipelines.
  • Experience building scalable batch and streaming data pipelines using Spark (PySpark), Kafka, Airflow, and Ray, with proficiency in Pandas and modern data lake/lakehouse architectures (e.g., Iceberg, Delta Lake).
  • Hands-on experience with AI data engineering, including ground truth dataset creation, data curation, annotation pipelines, dataset versioning, and metadata management.
  • Experience implementing data validation, quality frameworks, observability, and AI dataset evaluation.
  • Knowledge of RAG architectures, embedding generation, vector databases, and AI data preparation for LLMs and agentic AI.
  • Experience with cloud platforms (AWS, Azure, or GCP), Kubernetes, Docker, CI/CD, and Infrastructure as Code.
  • Strong understanding of distributed systems, APIs, microservices, and enterprise integration patterns.
  • Excellent communication, collaboration, and technical leadership skills.
Preferred Qualifications
  • Experience building platforms supporting GenAI, Agentic AI, or Embodied AI applications.
  • Experience with multimodal datasets, knowledge graphs, AI evaluation frameworks, or vector search technologies.
  • Familiarity with enterprise data governance, lineage, metadata management, and AI compliance.
  • Experience working with manufacturing, operational, IoT, or industrial data platforms.
  • Demonstrated ability to lead technical initiatives and mentor engineers.
Compensation and Benefits

At Apple, base pay is one part of our total compensation package and is determined within a range. This provides the opportunity to progress as you grow and develop within a role. The base pay range for this role is between $150,400 and $277,600, and your base pay will depend on your skills, qualifications, experience, and location.

  • Apple employees also have the opportunity to become an Apple shareholder through participation in Apple’s discretionary employee stock programs.
  • Apple employees are eligible for discretionary restricted stock unit awards, and can purchase Apple stock at a discount if voluntarily participating in Apple’s Employee Stock Purchase Plan.
  • You’ll also receive benefits including: Comprehensive medical and dental coverage, retirement benefits, a range of discounted products and free services, and for formal education related to advancing your career at Apple, reimbursement for certain educational expenses - including tuition.
  • Additionally, this role might be eligible for discretionary bonuses or commission payments as well as relocation.

Learn more about Apple Benefits

Note: Apple benefit, compensation and employee stock programs are subject to eligibility requirements and other terms of the applicable plan or program.

Apple is an equal opportunity employer that is committed to inclusion and diversity. We seek to promote equal opportunity for all applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, Veteran status, or other legally protected characteristics. Learn more about your EEO rights as an applicant

At Apple, we believe accessibility is a fundamental human right. You’ll find that idea reflected in everything here - in our culture, our benefits and our digital tools. By welcoming as many perspectives as possible, we help you build a career where you feel like you belong.

Learn about accessibility in Apple’s workplace

Learn about reasonable accommodations for job applicants

Apple accepts applications to this posting on an ongoing basis.

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About Apple

Sourced by ZipRecruiter

Imagine what you could do here! At Apple, new ideas have a way of becoming extraordinary products, services, and customer experiences very quickly. Bring passion and dedication to your job and there's no telling what you could accomplish. Dynamic, intelligent people and inspiring, innovative technologies are the norm here. The people who work here have reinvented entire industries with all Apple Hardware products. The same real passion for innovation that goes into our products also applies to our practices strengthening our dedication to leave the world better than we found it.

Industry

Computer and electronic product manufacturing

Company size

10,000+ Employees

Headquarters location

Cupertino, CA, US

Year founded

1976