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Junior Python Developer Jobs in Petaluma, CA (NOW HIRING)

Mechanize

Junior Software Engineer

San Rafael, CA

Can code in Python * Are confident working independently * Are motivated by problems that require ... Want a product engineering role building features for end users * Prefer a highly collaborative ...

Mechanize

Junior Software Engineer

San Rafael, CA

$144.23/hr

Can code in Python * Are confident working independently * Are motivated by problems that require ... Want a product engineering role building features for end users * Prefer a highly collaborative ...

QT Imaging, Inc.

Senior Electrical Engineer

Novato, CA · On-site

$100 - $125/hr

Support embedded and application-level development (C, C++, Python) for board bring-up, automation ... Mentor junior engineers and contribute to design reviews and process improvements. Prior Experience ...

Infosys Consulting

Insurance AI Architect

Santa Rosa, CA · On-site

$69 - $90.75/hr

Strong hands-on proficiency in Python and ML/AI frameworks such as TensorFlow, PyTorch ... Experience in data architecture and engineering to support AI initiatives, including data pipelines ...

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Junior Python Developer information

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$27.7K

$102.6K

$158.6K

How much do junior python developer jobs pay per year?

As of Sep 8, 2026, the average yearly pay for junior python developer in Petaluma, CA is $102,625.00, according to ZipRecruiter salary data. Most workers in this role earn between $77,300.00 and $100,300.00 per year, depending on experience, location, and employer.

What is a junior Python developer?

A Junior Python Developer is an entry-level software developer who specializes in writing, testing, and maintaining code using the Python programming language. They typically work under the guidance of senior developers and assist in building applications, fixing bugs, and improving performance. Their responsibilities may include writing scripts, working with databases, and integrating third-party services. Strong problem-solving skills, knowledge of Python frameworks like Django or Flask, and familiarity with version control systems like Git are often required. Junior developers are expected to learn quickly and contribute to the development team while gaining hands-on experience.

What are the typical daily responsibilities of a junior Python developer?

As a Junior Python Developer, your daily tasks may include writing and testing code, fixing bugs, and participating in code reviews alongside more experienced developers. You'll often work on modules or features under the guidance of senior team members, attend stand-up meetings, and update project documentation as needed. Collaboration with frontend developers, QA testers, and project managers is common, especially when integrating systems or implementing new features. Over time, you can expect to take on more complex tasks and gradually build your expertise through mentorship and hands-on project work.

What are the key skills and qualifications needed to thrive in the junior Python developer position?

To thrive as a Junior Python Developer, you need a solid foundation in Python programming, an understanding of computer science fundamentals, and often a relevant degree or coursework. Familiarity with version control systems like Git, basic experience with web frameworks such as Flask or Django, and knowledge of databases are commonly expected, while certifications like PCEP can be advantageous. Attention to detail, a willingness to learn, effective problem-solving, and strong communication skills are essential soft skills for this role. These competencies ensure you can contribute efficiently to software development projects, adapt to new challenges, and collaborate well within a development team.

Is there a demand for junior Python developers?

There is strong demand for junior Python developers across various industries, including web development, data analysis, and automation. Companies seek candidates with basic programming skills, knowledge of frameworks like Django or Flask, and familiarity with version control tools such as Git. Entry-level positions are available in both startups and established organizations, reflecting Python's popularity and versatility.

What does a junior Python developer do?

A junior Python developer writes, tests, and maintains Python code for software applications under supervision. They often work on tasks such as debugging, implementing features, and collaborating with team members using tools like version control systems. Basic knowledge of programming concepts and familiarity with frameworks like Django or Flask are typically required.

What are the most commonly searched types of Python Developer jobs in Petaluma, CA?

The most popular types of Python Developer jobs in Petaluma, CA are:

What are popular job titles related to Junior Python Developer jobs in Petaluma, CA?

For Junior Python Developer jobs in Petaluma, CA, the most frequently searched job titles are:

What job categories do people searching Junior Python Developer jobs in Petaluma, CA look for?

The top searched job categories for Junior Python Developer jobs in Petaluma, CA are:

What cities near Petaluma, CA are hiring for Junior Python Developer jobs?

Cities near Petaluma, CA with the most Junior Python Developer job openings:

Junior Python Developer jobs near you
Infographic showing various Junior Python Developer job openings in Petaluma, CA as of August 2026, with employment types broken down into 1% Internship, 80% Full Time, 14% Part Time, and 5% Contract. Highlights an 76% Physical, 7% Hybrid, and 17% Remote job distribution, with an average salary of $102,625 per year, or $49.3 per hour.

Senior Python Developer- AI/ML

Bodega Bay, CA • On-site

Sustainable Talent
Recruiting and Staffing Services • 11 - 50 employees
Learn more about Sustainable Talentexternal

$144K - $194K/yr

Full-time

PTO

Re-posted 18 days ago

Job description

Location: San Francisco, Bay Area, CA
Employment Type: Contract 

About Us

Sustainable Talent provides flexible workforce solutions, connecting top-tier talent with leading global organizations. We partner with some of the world's most innovative companies to help them scale their teams with the right expertise. This opportunity is with one of our global high-tech clients, a leader in AI-driven technology and digital transformation. Our client is at the forefront of artificial intelligence, leveraging cutting-edge data science and machine learning to solve complex challenges.

About the Role

Our client is seeking a Python Developer to develop and optimize applications that support machine learning and data science initiatives. You'll work on building scalable data pipelines, deploying AI models, and ensuring performance and efficiency in production environments. Collaboration with data scientists and cross-functional teams will be key to transforming research into real-world solutions. If you're passionate about AI, cloud technologies, and writing clean, efficient code, this is an exciting opportunity to contribute to cutting-edge innovation.

What You'll Do
  • Develop and optimize Python-based applications that support data science and machine learning initiatives.
  • Implement and deploy machine learning models using TensorFlow, PyTorch, and Scikit-learn.
  • Design and build scalable data pipelines to preprocess and transform large datasets for AI/ML applications.
  • Work closely with data scientists to translate research into production-ready ML solutions.
  • Develop predictive analytics and deep learning solutions to enhance business intelligence and decision-making.
  • Ensure model performance optimization and scalability in production environments.
  • Integrate ML models into cloud-based platforms (AWS, GCP, Azure) and microservices architectures.
  • Write clean, efficient, and well-documented Python code following software engineering best practices.
  • Collaborate with cross-functional teams to drive innovation and improve AI-driven products.
What We're Looking For
  • 7+ years of software engineering experience with a strong focus on Python development.
  • Expertise in machine learning frameworks such as TensorFlow, PyTorch, and Scikit-learn.
  • Proficiency in data manipulation and processing libraries (Pandas, NumPy, SciPy).
  • Strong understanding of predictive analytics, deep learning, and AI model development.
  • Hands-on experience with big data processing technologies, including Spark, Hadoop, or Databricks.
  • Proficiency in cloud platforms (AWS, GCP, or Azure) and MLOps best practices.
  • Experience working with databases such as PostgreSQL, MySQL, MongoDB, or NoSQL databases.
  • Strong knowledge of data structures, algorithms, and software engineering principles.
  • Experience with API development and integrating AI models into scalable applications.
  • Proficiency in JavaScript and front-end frameworks (React, Vue, or Angular) is a plus.
  • Strong problem-solving skills and ability to communicate complex technical concepts effectively.
  • Bachelor's or Master's degree in Computer Science, Data Science, Engineering, or equivalent experience. 
Why Join Us?
  • Work with a global high-tech AI-driven company leading in data science and machine learning.
  • Engage in high-impact AI/ML projects that drive innovation and business intelligence.
  • Competitive salary and career growth opportunities.
  • We offer full benefits, flexible PTO, and amazing company culture!
  • Be part of a diverse, inclusive, and collaborative work environment that fosters creativity and excellence.
How to Apply

If you're an experienced Senior Python Developer passionate about AI, machine learning, and data-driven innovation, we want to hear from you!

Apply today by submitting your resume and a brief cover letter detailing your relevant experience.

 

Sustainable Talent is an Equal Opportunity Employer and is committed to fostering an inclusive workplace. We prohibit discrimination and harassment based on race, color, religion, gender, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, or any other protected characteristic under applicable laws.

Apply