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Backend Python Jobs in California (NOW HIRING)

Character.AI

Software Engineer, Backend

Redwood City, CA · On-site

They are looking for a talented and motivated Backend Engineer to build and maintain scalable, high ... Python and Go are preferred • Experience with database technologies such as PostgreSQL, MySQL, or ...

Fuku

Senior/Staff Engineer

San Francisco, CA · On-site

$200K - $280K/yr

React - Backend: Python - Infrastructure: AWS, ECS - Tools: GitHub, Linear, Slack, Notion Responsibilities - Design and build scalable backend systems for high-throughput payments - Launch and ...

Australia-Employment

Senior Backend Engineer

San Carlos, CA · On-site

$100 - $160/hr

Leveraging Python for backend development and data processing tasks. * Utilizing Redis for caching and queuing tasks to improve system performance. * Working with JVM and Java Springboot to develop ...

New

Fuku

Senior/Staff Engineer

San Francisco, CA

$200K - $280K/yr

Python * I nfrastructure: AWS, ECS * T ools: GitHub, Linear, Slack, Notion Responsibilities * D esign and build scalable backend systems for high-throughput payments * L aunch and iterate on ...

Hedra

Senior Backend Engineer

San Francisco, CA · On-site

$175K - $275K/yr

You will also work on building and deploying backend services and APIs to our AWS infrastructure, write secure, stable, and scalable Python code, interface with our ground-breaking foundation model ...

LiteLLM

Senior Backend Engineer

San Francisco, CA · On-site

$100 - $130/hr

Bachelor's or Master's in Computer Science or related field. * 1+ years of experience with Python and backend frameworks (e.g. FastAPI, Flask). * Understanding of logging best practices, error ...

Jobsbridge

Backend Engineer

San Ramon, CA · On-site

... Python Basic knowledge of common web frontend technologies (HTML, CSS3, JavaScript, ECMA 6, Ajax, WebSockets). Solid knowledge of algorithms, design patterns, and componentization approaches and ...

Doist

Backend Software Engineer

San Francisco, CA · On-site

$180 - $300/hr

TypeScript, Python, Go About the Opportunity Pragmatike is recruiting on behalf of a fast-growing ... Build production backend services using TypeScript, Python, and Go. * Design and implement scalable ...

New

Tolan

Backend Product Engineer

San Francisco, CA · On-site

$200K - $300K/yr

Our stack is built primarily with Node.js (TypeScript), Python, PostgreSQL, and Redis. What You'll Do * Build and maintain the distributed backend systems that power Tolan's core product experience.

Arxlight

Senior Backend Engineer

Oakland, CA · On-site

$110 - $170/hr

Build backend and application software using Python, C++, Go, or similar languages * Work with networking, APIs, TCP/IP, UDP, and communications protocols * Troubleshoot Linux, software, networking ...

New

Character.ai

Software Engineer, Backend

Redwood City, CA · On-site

$180K - $300K/yr

Design, develop, and maintain scalable backend services that support our applications and ... Python and Go are preferred. * Experience with database technologies such as PostgreSQL, MySQL, or ...

Onos

Lead Engineer (Backend)

San Francisco, CA · On-site

$200K - $275K/yr

Backend: Python, Django, Celery / Celery Beat, django-ninja, django-tenants * Frontend: NextJS, Typescript, Tanstack Query, Shadcn UI, Zod, Nuqs * Database/Storage: PostgreSQL (AWS RDS), S3 ...

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All JobsBackend Python JobsBackend Python Jobs in California

Backend Python information

See California salary details

$15.8K

$146.3K

$188.5K

How much do backend python jobs pay per year?

As of Aug 19, 2026, the average yearly pay for backend python in California is $146,292.00, according to ZipRecruiter salary data. Most workers in this role earn between $143,600.00 and $165,300.00 per year, depending on experience, location, and employer.

What is a backend Python developer?

Backend Python developers are software engineers who specialize in building and maintaining the server-side components of web applications using the Python programming language. They focus on databases, application logic, APIs, and integration with front-end systems, ensuring that data is processed and served efficiently. These developers often work with frameworks like Django or Flask and collaborate with frontend developers, DevOps, and other team members to deliver robust and scalable web solutions.

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

To thrive as a Backend Python Developer, you need strong proficiency in Python, knowledge of backend frameworks (like Django or Flask), and experience with databases, typically supported by a degree in computer science or related fields. Familiarity with tools such as Git, RESTful APIs, Docker, and cloud platforms like AWS or Azure, as well as relevant certifications, is highly valuable. Problem-solving ability, teamwork, and effective communication are critical soft skills for collaborating with cross-functional teams and troubleshooting issues. These skills and qualifications are crucial for building scalable, reliable backend systems that power modern applications.

What are common challenges faced by backend Python developers when integrating with third-party APIs?

Backend Python developers often encounter challenges such as inconsistent API documentation, unexpected data formats, and rate limiting when integrating with third-party APIs. These issues require strong debugging skills, careful error handling, and proactive communication with API providers. Additionally, developers must ensure secure authentication, maintain up-to-date dependencies, and write scalable code to handle varying loads. Collaborating closely with frontend teams is also essential to provide seamless end-to-end functionality.

What is the difference between Backend Python vs Backend Java?

AspectBackend PythonBackend Java
Required CredentialsBachelor's in CS, Python certificationsBachelor's in CS, Java certifications
Work EnvironmentWeb development, data science, startupsEnterprise applications, large-scale systems
Industry UsageTech startups, data analytics, AIBanking, finance, large corporations
Common Search/ComparisonYesYes

Backend Python and Backend Java are both popular server-side roles but differ in their typical use cases and industry focus. Python is favored for rapid development, data science, and startups, while Java is preferred for large-scale, enterprise applications. Your choice depends on the industry and project requirements.

Can you do backend with Python?

Yes, Python is widely used for backend development due to its simplicity and extensive libraries. Backend Python developers often work with frameworks like Django or Flask and may also handle database integration, API development, and server management.

Is Python backend in demand?

Python backend development is highly in demand due to its versatility, ease of use, and extensive libraries for web frameworks like Django and Flask. Companies across industries seek Python developers for building scalable, efficient server-side applications, making it a valuable skill for backend roles.

What is the salary of backend Python developer?

The salary of a backend Python developer typically ranges from $70,000 to $120,000 annually, depending on experience, location, and company size. Senior roles or those requiring specialized skills like Django or Flask may offer higher compensation, and certifications can also influence salary levels.

What are the most commonly searched types of Backend Python jobs in California?

The most popular types of Backend Python jobs in California are:

What are popular job titles related to Backend Python jobs in California?

For Backend Python jobs in California, the most frequently searched job titles are:

What job categories do people searching Backend Python jobs in California look for?

The top searched job categories for Backend Python jobs in California are:

What cities in California are hiring for Backend Python jobs?

Cities in California with the most Backend Python job openings:

Backend Python jobs near you
Infographic showing various Backend Python job openings in California as of August 2026, with employment types broken down into 1% Internship, 89% Full Time, 5% Part Time, and 5% Contract. Highlights an 76% Physical, 7% Hybrid, and 17% Remote job distribution, with an average salary of $146,292 per year, or $70.3 per hour.

Software Engineer, Backend

Character.AI

Redwood City, CA • On-site

Full-time

Re-posted 15 days ago

Job description

Job Summary:
Character.AI empowers people to connect, learn and tell stories through interactive entertainment. They are looking for a talented and motivated Backend Engineer to build and maintain scalable, high-performance backend systems that power their products, collaborating with various teams to deliver robust backend solutions.
Responsibilities:
• Design, develop, and maintain scalable backend services that support our applications and infrastructure.
• Implement secure and efficient APIs to support frontend applications and third-party integrations.
• Optimize system performance, reliability, and scalability through effective architecture and engineering best practices.
• Work closely with product managers, data analysts, and frontend engineers to develop backend solutions that align with business and user needs.
• Ensure high availability, fault tolerance, and performance of backend systems.
• Monitor system health, troubleshoot issues, and implement improvements to enhance efficiency and stability.
• Maintain security best practices to protect user data and system integrity.
• Stay up to date with industry trends and emerging technologies in backend development and distributed systems.
Qualifications:
Required:
• 5+ years of experience in backend development, building scalable and reliable applications
• Strong proficiency in programming languages such as Python, Java, or Go. Python and Go are preferred
• Experience with database technologies such as PostgreSQL, MySQL, or NoSQL solutions
• Familiarity with designing and integrating APIs, including REST and GraphQL
• Understanding of distributed systems, microservices architecture, and cloud platforms (AWS, GCP, or Azure)
• Experience with containerization and orchestration tools like Docker and Kubernetes
• Strong problem-solving skills and the ability to optimize system performance and reliability
• Excellent communication skills and the ability to work effectively in a collaborative environment
Preferred:
• Experience with event-driven architectures and messaging systems (Kafka, RabbitMQ, etc.)
• Knowledge of caching strategies and performance optimization techniques
• Experience working on large-scale, high-traffic applications
• Familiarity with CI/CD pipelines and DevOps best practices
• Exposure to machine learning or data-driven applications
Company:
Character.ai provides open-ended conversational applications in which users create characters and converse with them. Founded in 2021, the company is headquartered in Menlo Park, USA, with a team of 51-200 employees. The company is currently Growth Stage.

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