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Freelance Python Developer Jobs in California (NOW HIRING)

Lumicity

Bioinformatics Programmer

San Francisco, CA · On-site +1

$40K - $100K/mo

... Python - AI Training (Freelance, Remote)Software Engineer, Full-Stack Opening, USASoftware Engineer Internship (8 openings) San Francisco, CA $90,000.00-$110,000.00 4 months ago Software Engineer ...

Solomon Page

DevOps/Automation Engineer

Pleasanton, CA · On-site

$70 - $85/hr

Develop automation tools and operational utilities using Python and Golang. * Establish ... freelancers - which sets us apart in the industries we serve. About Solomon Page Founded in 1990 ...

Handshake

Physics PhD - Expert Trainer

San Francisco, CA · Remote

$75 - $100/hr

... Software Engineer, Python - AI Training (Freelance, Remote) San Francisco, CA $190,000.00 - $300,000.00 7 months ago Machine Learning Engineer, NeRF / Gaussian SplattingCoders - AI Training ...

WorkOS

Developer Experience Engineer

San Francisco, CA · On-site +1

$175K - $250K/yr

... Python - AI Training (Freelance, Remote)Software Engineer, TypeScript - AI Training (Freelance, Remote)Full Stack Software Engineer, AI Features San Francisco, CA $200,000.00-$250,000.00 2 weeks ago ...

JLab Audio

Junior Developer

Carlsbad, CA · On-site

$31.25 - $40.86/hr

... freelance) * Strong proficiency in at least one modern programming language such as JavaScript, Python, or PHP; additional languages a plus * Experience using modern AI tools and models to enhance ...

Automat

Applied AI Engineer

San Francisco, CA · On-site +1

$100K - $300K/yr

Join to apply for the Applied AI Engineer role at Automat Continue with Google Continue with Google ... Python - AI Training (Freelance, Remote) San Francisco, CA $130,000 - $200,000 4 days ago San ...

Chima

AI Engineer

San Francisco, CA · On-site +1

$100K - $300K/yr

... Engineer, Python - AI Training (Freelance, Remote) San Francisco, CA $167,000.00-$185,500.00 6 days ago San Francisco, CA $130,000.00-$160,000.00 4 months ago San Francisco, CA $140,000.00-$160,000 ...

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Freelance Python Developer information

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How much do freelance python developer jobs pay per hour?

As of Jun 18, 2026, the average hourly pay for freelance python developer in California is $57.85, according to ZipRecruiter salary data. Most workers in this role earn between $47.69 and $65.72 per hour, depending on experience, location, and employer.

What are Freelance Python Developers?

Freelance Python Developers are independent professionals who use the Python programming language to create, modify, or maintain software for clients on a project or contract basis. They are not tied to a single employer and often work remotely, handling tasks such as web development, data analysis, automation, and scripting. Freelance Python Developers must manage their own business operations, communicate with clients, and stay updated on new technologies to succeed in a competitive marketplace.

How much do freelance Python developers make?

Freelance Python developers typically earn between $30 and $150 per hour, depending on experience, project complexity, and client location. Experienced developers with specialized skills in frameworks like Django or data analysis can command higher rates, and annual earnings vary widely based on workload and project scope.

Can you freelance as a Python developer?

Yes, freelance Python developers can work independently on projects for clients, often through online platforms or direct contracts. They typically need strong programming skills, knowledge of frameworks like Django or Flask, and good communication to manage client requirements and deadlines.

What is the salary of Python freelancer?

The salary of a freelance Python developer varies based on experience, project complexity, and location, but typically ranges from $20 to $150 per hour. Experienced developers with specialized skills in frameworks, data analysis, or machine learning can command higher rates, and many work on a project basis or hourly contracts through freelance platforms.

What are the key skills and qualifications needed to thrive as a Freelance Python Developer, and why are they important?

To thrive as a Freelance Python Developer, you need strong proficiency in Python programming, a solid understanding of software development principles, and often a degree in computer science or related experience. Familiarity with tools such as Git, virtual environments, frameworks like Django or Flask, and relevant certifications like PCEP or PCAP are highly valuable. Excellent communication, self-motivation, and time management skills help freelancers stand out by enabling effective client collaboration and project delivery. These skills and qualities are crucial for delivering high-quality work independently, maintaining client satisfaction, and staying competitive in the freelance market.

What is the salary of Python 2 years experience?

A freelance Python developer with 2 years of experience typically earns between $50,000 and $80,000 annually, depending on location, project complexity, and skill level. Freelancers may also charge hourly rates ranging from $30 to $80 or more, based on expertise and demand.

What are some common challenges faced by freelance Python developers when working with multiple clients simultaneously?

Freelance Python developers often juggle several projects at once, which can make time management and task prioritization challenging. They must adapt quickly to each client’s workflow, coding standards, and communication preferences, while ensuring that deadlines are met and code quality remains high. Balancing administrative responsibilities, such as invoicing and client communication, with hands-on development work is also a frequent challenge. Building strong organizational habits and clear communication can help freelancers maintain productivity and client satisfaction.
What are the most commonly searched types of Python Developer jobs in California? The most popular types of Python Developer jobs in California are:
What are popular job titles related to Freelance Python Developer jobs in California? For Freelance Python Developer jobs in California, the most frequently searched job titles are:
What job categories do people searching Freelance Python Developer jobs in California look for? The top searched job categories for Freelance Python Developer jobs in California are:
What cities in California are hiring for Freelance Python Developer jobs? Cities in California with the most Freelance Python Developer job openings:
Freelance Python Developer jobs near you
Infographic showing various Freelance Python Developer job openings in California as of June 2026, with employment types broken down into 94% Full Time, 2% Part Time, and 4% Contract. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution, with an average salary of $120,336 per year, or $57.9 per hour.

Bioinformatics Programmer

Lumicity

San Francisco, CA • On-site, Remote

$40K - $100K/mo

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Direct message the job poster from Lumicity

Contract Recruitment Consultant at Lumicity | Medical Affairs, Bio Statistics, Medical Writing, Clinical Operations, Clinical Research, and Clinical…

Duration: 3 to 6 months, with high chance of extension

Location: Remote

**Competitive Rate**

Key Responsibilities:

  • Analyze and interpret NGS datasets (e.g., RNA-seq, DNA-seq).
  • Develop and maintain analysis pipelines using R and Python.
  • Perform data wrangling and QC of complex biological data.
  • Work in a Linux/Unix environment for scripting and job management.
  • Support analytical validation for clinical or research workflows.

Qualifications:

  • Master’s degree or higher in Statistics or Biostatistics
  • Strong proficiency in R; experience with Python preferred.
  • Background in NGS analysis, data wrangling, and Linux systems.
  • Familiarity with analytical validation in a scientific setting.
  • (Preferred) Experience with adenovirus experiments.
Seniority level
  • Seniority levelMid-Senior level
Employment type
  • Employment typeContract
Job function
  • Job functionScience
  • IndustriesStaffing and Recruiting and Biotechnology Research

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About Lumicity

Sourced by ZipRecruiter

Industry

Recruiting and staffing services

Company size

51 - 200 Employees

Headquarters location

Los Angeles, CA, US

Year founded

2016

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