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Backend Python Jobs in California (NOW HIRING)

RainesDev

Founding Backend Engineer

San Francisco, CA · On-site

Job Requirements Seniority * 4+ years of experience Python backend development experience--mid to senior career level preferred, though exceptional candidates with less experience will be considered ...

Diverse Lynx

GoLang & Python developer

Sunnyvale, CA · On-site

$58.75 - $80.75/hr

Responsibilities : • Design and develop scalable backend services and microservices in Python and Go. • Build and maintain REST / gRPC APIs for internal and external consumption. • Write ...

Shimento, Inc.

Lead React Developer /Python

Santa Clara, CA

$163K - $200K/yr

Backend Leadership (Python): Architecting, designing, and maintaining complex Python-based backend frameworks (e.g., using Django or FastAPI). You will also oversee package creation and continuous ...

CMP.jobs

Staff Backend Engineer

San Francisco, CA

We need a Staff Backend Engineer with 8+ years of backend engineering experience, strong CS ... Continuously improve system performance, observability, and maintainability. Tech stack Python ...

Fuku

Senior Software Engineer

San Francisco, CA · Hybrid

$180K - $220K/yr

B alance frontend (React/TypeScript) and backend (Python) responsibilities * C ollaborate closely with the team to deliver impactful experiences for millions of users * W ork in a hybrid model (San ...

K-Tek Resourcing LLC

Python Engineer

San Jose, CA

Python Engineer Location: San Jose, CA Duration: Long Term (Posting). Mandatory Skills: Language ... Architect the backend systems that power our AI agents, managing long-running tasks, state ...

Diverse Lynx

Python Engineer

San Jose, CA · On-site

ob Title/Role Python Engineer Mandatory Skills Language: Expert-level proficiency in Python (3.10+ ... Architect the backend systems that power our AI agents, managing long-running tasks, state ...

TechnoSphere, Inc.

Python Engineer

San Jose, CA · On-site

$10/hr

Architect the backend systems that power our AI agents, managing long-running tasks, state ... Expert-level proficiency in Python (3.10+ preferred). Frameworks: Deep experience with FastAPI ...

Fuku

Senior Software Engineer

San Francisco, CA · On-site

$180K - $220K/yr

Balance frontend (React/TypeScript) and backend (Python) responsibilities * Collaborate closely with the team to deliver impactful experiences for millions of users * Work in a hybrid model (San ...

Tyba Energy Inc

Staff Backend Engineer

San Francisco, CA · On-site +1

$180K - $230K/yr

You'll split your time between supporting our data science and optimization teams (who work with specialized Python libraries like cvxpy and neuralforecast) and building robust backend services and ...

Giga AI, Inc.

Senior Fullstack Engineer

Encino, CA

Backend: Python (Django/FastAPI), TypeScript (Node.js) You Might Be a Fit If You * Have 4+ years of fullstack engineering experience building user-facing products * Are strong in both frontend ...

Yochana

Python Engineer

San Jose, CA · On-site

We are looking for a Python Developer to build the backbone of our platform. You will be ... Architect the backend systems that power our AI agents, managing long-running tasks, state ...

Tessera Labs

Software Engineer, Backend

San Jose, CA · On-site

Responsibilities : • Design, develop, and maintain RESTful APIs and backend services using Python (FastAPI, SQLAlchemy). • Build reliable microservices that support data processing, automation ...

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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 Jun 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 the salary of a Python backend developer?

The salary of a Python backend developer typically ranges from $70,000 to $130,000 annually, depending on experience, location, and company size. Developers with expertise in frameworks like Django or Flask and knowledge of cloud services may command higher salaries.

What are backend Python developers?

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

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 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.

Which pays more, C++ or Python?

For a Backend Python developer, C++ generally offers higher salaries due to its use in performance-critical applications like systems programming and game development. Python skills are highly in demand for web development and data science, but C++ often commands higher pay in specialized fields. Salary differences can vary based on experience, location, and industry.

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.

Can I 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 need knowledge of databases, APIs, and server management.

Is Python in demand for backend?

Python is highly in demand for backend development due to its simplicity, versatility, and extensive libraries like Django and Flask. Many companies seek backend Python developers for building scalable, efficient web applications and APIs, making it a valuable skill in the job market.
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 June 2026, with employment types broken down into 60% Full Time, 20% Part Time, and 20% Contract. Highlights an 80% In-person, and 20% Remote job distribution, with an average salary of $146,292 per year, or $70.3 per hour.

Founding Backend Engineer

RainesDev

San Francisco, CA • On-site

Full-time

Posted 15 days ago

Job description

Job Description
About the company Our client is building the AI-enabled infrastructure to power the next generation of hiring - reimagining how people discover and secure their next career opportunity. We believe that everyone deserves an all-star talent agent helping them plan, manage, and accomplish their career goals, no matter their background, location, or education.
Through our flagship product, Copilot, we've helped over 1M+ job seekers discover and apply to over 100 million jobs - and we've done this with a tight-knit team of just 7 people. We're rapidly expanding on both the candidate and recruiter fronts, focused on our vision of building a common app and personal AI agent for your career.
Backed by top-tier investors including Craft and YCombinator, we're a mission-driven team working to democratize the job search and disrupt the way hiring works today.
Roles and Responsibilities
  • Design, develop, and maintain scalable backend services to help us serve millions of users daily.
  • Work closely with the product team to launch new features.
  • Collaborate with frontend engineers to design and implement RESTful APIs and shared API client libraries.
  • Architect and manage deployment of our cloud infrastructure on GCP.
  • Ensure high performance, reliability, and security of backend systems.

Job Requirements Seniority
  • 4+ years of experience Python backend development experience--mid to senior career level preferred, though exceptional candidates with less experience will be considered if they have strong Python expertise and experience scaling large systems.

Work experience
  • Track record of building production-grade backend services from scratch
  • Previous experience as a founder or founding engineer is highly preferred.

Hard skills
  • Strong Python backend development expertise
  • Demonstrated ability to scaffold and set up projects independently.
  • Knowledge of GCP and cloud-based scaling solutions.
  • Experience with SQL optimization, HTTP protocols, and backend infrastructure.
  • Node.js/TypeScript experience
  • Simplify is looking for incredible senior software engineers willing to do IC. They should be fluent in AI, including OpenAI/Claude API & AI dev tools (Cursor, Windsurf, Devin, etc.).

Miscellaneous
  • Must be willing to work in-office 4+ days per week
  • Must be comfortable in early-stage startup environment (team of 7, doubling to 14)
  • Active GitHub profile or contributions to open-source projects (especially in the Python ecosystem).

Traits to avoid
  • No Python experience: This is a hard filter.
  • Lack of scalability experience: Candidates should have worked on systems handling high traffic.
  • Contract or staffing firm backgrounds: These candidates are less likely to meet the bar.

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