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Python Jobs in Ontario, CA (NOW HIRING)

RAKS Group LLC

RF Test / Automation Engineer

Irvine, CA · On-site

$45/hr

Use Python and other scripting languages to develop software to control and run tests on complex mmWave radios * Develop automated test programs to run HW regression tests Requirements * Bachelor ...

Veritone

AI/Machine Learning Engineer

Irvine, CA · On-site

Python, PyTorch / TensorFlow, Hugging Face, LangChain / LlamaIndex, Vector DBs (e.g., Pinecone, Qdrant, pgvector) * MLOps & Infrastructure: Docker, Kubernetes, MLflow / Weights & Biases, Cloud ML ...

Veritone

AI/Machine Learning Engineer

Irvine, CA · On-site

Python, PyTorch / TensorFlow, Hugging Face, LangChain / LlamaIndex, Vector DBs (e.g., Pinecone, Qdrant, pgvector) * MLOps & Infrastructure: Docker, Kubernetes, MLflow / Weights & Biases, Cloud ML ...

VSolvit

BUSINESS DATA ANALYST 2

Norco, CA · On-site

$88K - $120K/yr

Write Python scripts for data manipulation, analysis, reporting, and automation. * Use Python libraries such as Pandas, NumPy, and Matplotlib. * Write SQL queries to retrieve, combine, and validate ...

Esri

Sr. Software Development Engineer - Gen AI

Redlands, CA · On-site

$123K - $162K/yr

Responsibilities : • Develop Python-based machine learning components that enhance how users assess, understand, and improve spatial data quality • Build software that follows industry-standard ...

IT America Inc

Sr. Data Engineer (AI + AWS)

Irvine, CA · On-site

$122K - $147K/yr

Design, build, and maintain scalable ETL/ELT data pipelines using Python and PySpark. * Develop cloud-native data solutions utilizing AWS services such as S3, EMR, Glue, Lambda, Redshift, Athena, ECS ...

Esri

Sr. Software Development Engineer - Gen AI

Redlands, CA · On-site

$123K - $162K/yr

Responsibilities : • Develop Python-based machine learning components that enhance how users assess, understand, and improve spatial data quality • Build software that follows industry-standard ...

Esri

Sr. Generative AI Software Developer

Redlands, CA · On-site

$54.75 - $72.50/hr

Responsibilities : • Develop Python-based machine learning components that enhance how users assess, understand, and improve spatial data quality • Build software that follows industry-standard ...

Esri

Sr. Software Development Engineer - Gen AI

Redlands, CA · On-site

$123K - $162K/yr

Responsibilities : • Develop Python-based machine learning components that enhance how users assess, understand, and improve spatial data quality • Build software that follows industry-standard ...

CACI

Data Analyst with Security Clearance

Riverside, CA · On-site

$142K/yr

Utilize Python libraries (e.g., Pandas, NumPy, Matplotlib) to perform advanced data analysis. * Collaborate with data engineers to integrate Python-based solutions into existing data infrastructure.

Jobsbridge

Hadoop Developer

Redlands, CA · On-site

MS/BS degree in a computer science field or related discipline Good experience in large-scale software development Experience in Hadoop Strong Java programming, shell scripting, Python, and SQL ...

CACI International, Inc.

Data Analyst

Riverside, CA · On-site

$142K/yr

Utilize Python libraries (e.g., Pandas, NumPy, Matplotlib) to perform advanced data analysis. * Collaborate with data engineers to integrate Python-based solutions into existing data infrastructure.

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All JobsPython JobsPython Jobs in Ontario, CA

Python information

See Ontario, CA salary details

$13

$59

$87

How much do python jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for python in Ontario, CA is $59.64, according to ZipRecruiter salary data. Most workers in this role earn between $49.18 and $67.74 per hour, depending on experience, location, and employer.

What is Python?

Python is a programming language used to write or develop a variety of programs and applications. The software developer community uses Python for programming because it is a simple language that is easy to test and debug. Large internet companies such as Facebook, Google, Reddit, and Amazon use Python, and so do government agencies such as NASA. Programmer professionals have used Python to help build popular software such as Autodesk Maya and other visual design applications. Financial professionals and stock traders use Python when scripting algorithms for economic predictions or computerized trading.

What is a Python developer?

A Python developer is a software programmer who specializes in writing, testing, and maintaining code using the Python programming language. They can work on a variety of projects, including web development, data analysis, machine learning, automation, and scripting. Python developers often collaborate with other team members to design solutions and ensure the functionality and performance of applications. Their responsibilities may also include debugging programs, integrating third-party services, and writing documentation.

What are the key skills and qualifications needed to thrive as a Python developer?

To thrive as a Python Developer, you need strong programming skills in Python, knowledge of software development principles, and typically a degree in computer science or related fields. Familiarity with frameworks like Django or Flask, version control systems such as Git, and experience with databases are highly valued, along with certifications like PCEP or PCAP. Effective problem-solving, communication, and teamwork are essential soft skills to excel in collaborative and dynamic environments. These skills collectively ensure the delivery of robust, maintainable code and efficient project outcomes in technology-driven organizations.

What are some common challenges Python developers face when working on large-scale projects?

Python developers often encounter challenges such as managing dependencies, ensuring code scalability, and maintaining performance on large-scale projects. Collaboration with cross-functional teams can add complexity, especially when integrating with systems written in other languages. Adopting best practices like modular code structure, thorough documentation, and automated testing can help mitigate these challenges and streamline teamwork.

What is the difference between Python developer vs Java developer?

AspectPython DeveloperJava Developer
Required CredentialsBachelor's in CS or related field, Python certifications (optional)Bachelor's in CS or related field, Java certifications (optional)
Work EnvironmentWeb development, data science, automationEnterprise applications, Android development, backend systems
Industry UsageTech startups, data analysis firms, automation companiesFinancial services, large enterprise software, mobile app companies

Python developers focus on scripting, data analysis, and web development, often working in startups or data-driven fields. Java developers typically work on large-scale enterprise applications and Android apps. While both roles require programming skills and similar educational backgrounds, their industry applications and project types differ significantly.

Can I get a job with just Python?

A Python developer role typically requires proficiency in Python programming, along with knowledge of related tools like frameworks, libraries, and version control. While Python skills are essential, employers often prefer candidates with experience in problem-solving, data structures, and sometimes additional skills such as databases or web development. Certifications or practical projects can also enhance job prospects, but having only Python may limit opportunities for more advanced or specialized positions.

Does Python have good job opportunities?

Python developers have strong job prospects across various industries such as technology, finance, and data science. Proficiency in frameworks like Django or Flask and knowledge of data analysis tools can enhance employability, with many roles requiring experience in version control and problem-solving skills.

What jobs can I do with Python?

Python is used in a variety of roles including software developer, data analyst, data scientist, machine learning engineer, web developer, automation engineer, and cybersecurity specialist. These jobs often require knowledge of frameworks, libraries, and tools like Django, Flask, Pandas, and TensorFlow, and may involve working in teams or on specific platforms. Python skills are valuable across industries such as technology, finance, healthcare, and research.

Which Python job is in demand?

Python developer roles are highly in demand across industries such as technology, finance, and data science. Skills in frameworks like Django or Flask, along with knowledge of data analysis tools like Pandas and NumPy, enhance job prospects. Certifications and experience with cloud platforms can also improve employability.
More about Python jobs

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

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

What are popular job titles related to Python jobs in Ontario, CA?

For Python jobs in Ontario, CA, the most frequently searched job titles are:

What cities near Ontario, CA are hiring for Python jobs?

Cities near Ontario, CA with the most Python job openings:

Python jobs near you
Infographic showing various Python job openings in Ontario, CA as of August 2026, with employment types broken down into 1% Internship, 85% Full Time, 9% Part Time, and 5% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $124,059 per year, or $59.6 per hour.

GenAI Web Engineer - Google Cloud, Contract to Hire

Jobtailor

Irvine, CA • On-site

$120 - $160/hr

Other

Posted yesterday

New

Job description

Responsibilities
  • Deliver GenAI solutions to customers
  • Build on cloud services
  • Build API’s
  • Build data pipelines
  • Provide oversight of delivery
  • Ensure quality solution delivery
  • Collaborate with Sales and Account Management team
  • Contribute to development of best practices
Requirements
  • Using Cloud services
  • React
  • Python
  • DevOps
  • Sql Database
  • GenAI
  • Highly organized
  • Detail-oriented
  • Excellent time management skills
Hard Skills
  • React
  • Python
  • SQL Database
  • Cloud Services
  • GenAI
Soft Skills
  • Highly Organized
  • Detail-Oriented
  • Excellent Time Management
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