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Freelance Data Science Jobs in California (NOW HIRING)

ZO Skin Health, Inc.

VP - Global Creative

Irvine, CA · On-site

... scientific accuracy and brand consistency. * Manage relationships with external agencies, production partners, and freelance creative talent. Digital-First Content Creation * Lead development of ...

ZO Skin Health, Inc

VP - Global Creative

Irvine, CA · On-site

... scientific accuracy and brand consistency. * Manage relationships with external agencies, production partners, and freelance creative talent. Digital-First Content Creation * Lead development of ...

Hilbert's AI

Senior Marketing Manager

San Francisco, CA · On-site

$130K - $150K/yr

Hilbert is a data science-first growth infrastructure. It tells B2C teams what their users are ... Production sits with a freelance editor and guests sit with our GTM team; your work starts once the ...

Posted today

Mindgruve

SEO Manager

San Diego, CA · On-site +1

$75K - $85K/yr

We are a global digital agency comprised of strategists, creatives, media experts, data scientists ... agency + freelance/consulting) * Demonstrated expertise in technical SEO: auditing, internal ...

23andme

Senior Brand Designer

Palo Alto, CA · On-site

... data visualization that translates complex science into something people want to engage with ... When needed, brief, hire, and steer external design and video agencies and freelancers. Set the ...

23andMe

Senior Brand Designer

Palo Alto, CA · On-site

$150 - $190/hr

... data visualization that translates complex science into something people want to engage with ... When needed, brief, hire, and steer external design and video agencies and freelancers. Set the ...

23andMe

Senior Brand Designer

Palo Alto, CA · On-site

... data visualization that translates complex science into something people want to engage with ... When needed, brief, hire, and steer external design and video agencies and freelancers. Set the ...

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Freelance Data Science information

See California salary details

$37K

$121.1K

$193.9K

How much do freelance data science jobs pay per year?

As of Sep 2, 2026, the average yearly pay for freelance data science in California is $121,131.00, according to ZipRecruiter salary data. Most workers in this role earn between $97,200.00 and $134,200.00 per year, depending on experience, location, and employer.

What is a freelance data scientist?

Freelance data scientists are independent professionals who analyze, interpret, and extract insights from data for clients on a project or contract basis, rather than working as full-time employees for a single organization. They leverage skills in statistics, programming, and machine learning to solve business problems, build predictive models, and visualize data. Freelance data scientists often work with multiple clients across various industries, providing flexibility and the ability to specialize in different types of data projects. Their work may include tasks such as data cleaning, exploratory data analysis, algorithm development, and reporting findings to stakeholders.

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

To thrive as a Freelance Data Scientist, you need strong proficiency in statistics, programming (commonly Python or R), and data analysis, often backed by a degree in a quantitative field or relevant certifications. Mastery of tools like Jupyter Notebook, SQL, machine learning libraries (e.g., scikit-learn, TensorFlow), and experience with cloud platforms are typically required. Excellent communication, self-motivation, and time management skills set successful freelancers apart by enabling effective client collaboration and project delivery. These abilities ensure you can independently deliver actionable insights and solutions that meet diverse client needs in a competitive market.

What are the most common challenges faced by freelance data scientists when working with clients remotely?

Freelance data scientists often encounter challenges such as unclear project scopes, varying data quality, and communication gaps when collaborating remotely with clients. It's essential to establish clear expectations, maintain regular updates, and set milestones to ensure both parties are aligned throughout the project. Additionally, freelancers may need to adapt to different tools or platforms based on each client's preferences, requiring flexibility and strong self-management skills. Building trust and delivering insights in a clear, actionable manner can help foster long-term client relationships.

What is the difference between Freelance Data Science vs Data Analyst?

AspectFreelance Data ScienceData Analyst
CredentialsTypically requires a degree in data science, statistics, or related fields; certifications like CAP or Microsoft Data AnalystOften requires a degree in statistics, mathematics, or related fields; certifications like Microsoft Data Analyst or Tableau
Work EnvironmentIndependent, project-based, remote or on-siteUsually employed within organizations, working in teams or departments
Employer & Industry UsageFreelance data science projects across various industries like tech, finance, healthcareIn-house roles in industries such as finance, marketing, healthcare, and retail

Freelance Data Science involves independent, project-based work requiring advanced skills in machine learning, programming, and statistical analysis. Data Analysts typically focus on interpreting existing data, creating reports, and visualizations within organizations. While both roles require strong analytical skills, freelance data scientists often handle more complex modeling tasks, whereas data analysts focus on data interpretation and reporting.

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

The most popular types of Data Science jobs in California are:

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

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

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

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

What cities in California are hiring for Freelance Data Science jobs?

Cities in California with the most Freelance Data Science job openings:

Freelance Data Science jobs near you
Infographic showing various Freelance Data Science job openings in California as of August 2026, with employment types broken down into 1% As Needed, 88% Full Time, 9% Part Time, and 2% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $121,131 per year, or $58.2 per hour.

VP - Global Creative

ZO Skin Health, Inc.

Irvine, CA • On-site

Full-time

Re-posted 1 hour ago

Job description

Essential Duties and Responsibilities:
Creative Leadership & Brand Vision
  • Develop and articulate the overarching creative vision and brand aesthetic for all consumer and professional touchpoints.
  • Evolve and maintain brand guidelines that reflect ZO's position at the intersection of science, technology, and luxury skincare.
  • Lead conceptual development for integrated marketing campaigns across digital, social, e-commerce, PR, and global markets.

Creative Strategy & Execution
  • Translate business objectives, consumer insights, and product innovations into breakthrough creative concepts that drive brand equity and awareness.
  • Guide creative strategy for hero product launches, regimen storytelling, brand campaigns, and professional skincare education.
  • Oversee creative across packaging design, ensuring premium, modern, and clinically driven aesthetics aligned with regulatory requirements.
  • Partner with Product Marketing, R&D, Digital, and Education teams to create cohesive, high-impact storytelling across channels.

Team Leadership & Collaboration
  • Lead, mentor, and inspire a multidisciplinary creative team across design, art direction, copywriting, and content production.
  • Establish best-in-class processes that balance creativity with efficiency, speed, and quality.
  • Collaborate closely with cross-functional partners including R&D, Regulatory, and Global Marketing to ensure scientific accuracy and brand consistency.
  • Manage relationships with external agencies, production partners, and freelance creative talent.

Digital-First Content Creation
  • Lead development of social-first content strategy across TikTok, Instagram, YouTube and other social media platforms as needed
  • Oversee performance creative optimization using A/B testing and data insights
  • Drive e-commerce creative excellence including product photography, lifestyle imagery, and conversion-focused assets
  • Ensure video production capabilities meet modern content demands (short-form, long-form, educational)

Content & Digital Experience
  • Drive creative direction for all digital platforms, including e-commerce, social media, CRM, educational portals, and paid media.
  • Elevate the brand's digital design systems, UX/UI consistency, and visual standards on global websites.
  • Oversee photo and video production, including clinical imagery, before/after photography, product visuals, and campaign shoots.

Digital-First Content Creation
  • Lead development of social-first content strategy across TikTok, Instagram, YouTube and other social media platforms as needed
  • Oversee performance creative optimization using A/B testing and data insights
  • Drive e-commerce creative excellence including product photography, lifestyle imagery, and conversion-focused assets
  • Ensure video production capabilities meet modern content demands (short-form, long-form, educational)

Professional Channel Support
  • Guide creative development for the professional skincare channel, including dermatologist and med-spa materials, training resources, and scientific communication tools.
  • Ensure all clinical and scientific claims are visually presented with accuracy and credibility.

Business & Operational Accountability
  • Maintain creative budgets, optimize vendor partnerships, and oversee production timelines and deliverables.
  • Use data, testing, and performance metrics to refine creative strategies and maximize impact.
  • Ensure all creative remains compliant with medical-grade skincare regulations, global market requirements, and brand standards.

Knowledge, Skills & Abilities:
Required Experience:
  • 10+ years creative leadership in BEAUTY or SKINCARE (medical/clinical preferred)
  • NOT fashion, NOT pure lifestyle-must understand product-focused beauty creative
  • Portfolio demonstrating:
    • Premium skincare or beauty packaging design
    • Clinical before/after photography
    • Science-based storytelling that's visually compelling
    • Digital content that drives engagement AND conversion
    • E-commerce creative (not just brand campaigns)

Required Capabilities:
  • Collaborative leadership: No egos, builds teams, welcomes strategic input
  • Clinical storytelling: Translate complex science into beautiful visuals
  • Digital fluency: Social platforms, performance creative, content production
  • Process excellence: Implement creative briefs, review processes, brand standards
  • Team development: Mentor designers, copywriters, and content creators
  • Brand stewardship: Protect brand integrity while pushing creative boundaries

Technical Requirements:
  • Expert knowledge of Adobe Creative Suite, Figma, and modern design tools
  • Understanding of medical/pharma creative regulations and claims requirements
  • Experience with video production and social content creation
  • Photography art direction (studio, lifestyle, clinical)

Preferred but Not Required:
  • Medical device or pharmaceutical creative experience
  • Physician/professional channel marketing
  • Premium beauty brand experience (Estée Lauder, L'Oréal, Shiseido)
  • Agency background (blend of in-house + agency experience ideal)

Work Environment: The work environment is indoors in a professional office environment. The floor surfaces are carpeted in office areas and conference rooms with vinyl floor covering typical in hallways, break rooms and computer rooms.
Work Hours: The work schedule is 5 days per week, 8 hours per day. Initial start time may vary, with work hours typically from 8am-5pm. Work hours and shifts are subject to change depending on operating business conditions and needs. The position resides in Orange County but is hybrid with 2 days being remote work.
Physical and Mental Demands: Sedentary, exerting up to 10 pounds of force occasionally, or negligible amounts of force frequently, to move objects. This job also requires constant sitting. Constant use of the upper extremities is required to reach, handle, and position tools and equipment. The employee must know and follow proper safety protocols and maintain a professional and polished appearance. They must be able to efficiently use Microsoft Office Programs and Project Management systems to retrieve information, generate documents, organize project plans/schedules and coordinate meetings. The employee must also be able to maintain and preserve confidentiality of company information, exhibit strong interpersonal skills and the ability to build relationships with internal stakeholders, including international affiliates.
Supervisory Responsibilities: 3-4 Direct Reports
Equal Opportunity Employer
This employer is required to notify all applicants of their rights pursuant to federal employment laws.
For further information, please review the Know Your Rights notice from the Department of Labor.

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