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Fastapi Jobs in California (NOW HIRING)

Excelon Solutions

Frontend UI Developer

Woodland, CA · On-site

FastAPI with uvicorn * AI Orchestration : LangGraph + LangChain * External Integration : A2A SDK for agent communication * Language Models : OpenAI/Horizon with token-based authentication * Language

Cynet Systems

Python Principal Architect

San Jose, CA · On-site

$75 - $80/hr

Strong experience with GCP, AWS, Docker, FastAPI, Django, and CI/CD. * Ability to write production-quality code across the complete software lifecycle. * Experience building reusable framework ...

Workhelix

Product Engineer

San Francisco, CA

$115K - $150K/yr

You'll work across our FastAPI (Python) / Postgres / React stack, touching everything from schema design to UI behavior to CI pipelines. This is a high-trust, high-autonomy role for someone who wants ...

Caltech

Application Developer

Pasadena, CA · On-site

The application is a working prototype built with Python/FastAPI and JavaScript that supports multiple LLM providers (Anthropic Claude, OpenAI, Google Gemini, and local models via Ollama ...

JConnect Infotech

Big Data Engineer

Costa Mesa, CA · On-site

$59 - $78.25/hr

Solid experience in API development with Python frameworks (Flask/Django/FastAPI). * Knowledge of DevOps practices and Jenkins automation for CI/CD. * Familiarity with containerisation (Docker) and ...

Lorven Technologies

Sr. UI Developer

Calabasas, CA · On-site

$63.25 - $82/hr

FastAPI with uvicorn * AI Orchestration: LangGraph + LangChain * External Integration: A2A SDK for agent communication * Language Models: OpenAI/Horizon with token-based authentication * Language:

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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How much do fastapi jobs pay per year?

As of Jul 7, 2026, the average yearly pay for fastapi in California is $132,195.00, according to ZipRecruiter salary data. Most workers in this role earn between $125,341.00 and $137,092.00 per year, depending on experience, location, and employer.

Do any big companies use FastAPI?

Several large companies and organizations use FastAPI for building high-performance APIs due to its speed and ease of use with Python. Notable examples include Microsoft, Netflix, and Uber, which leverage FastAPI in various projects to improve scalability and developer productivity.

What is a FastAPI worker?

A FastAPI worker is a process that runs an instance of a FastAPI application, handling incoming HTTP requests in a production environment. It is typically managed by an ASGI server like Uvicorn or Gunicorn, which can spawn multiple workers to improve concurrency and performance. Understanding how to configure and scale FastAPI workers is important for deploying high-performance APIs.

Is Netflix using FastAPI?

There is no publicly available information confirming that Netflix uses FastAPI in its technology stack. Netflix primarily relies on Java, Python, and other frameworks for its backend services. FastAPI is a popular Python web framework known for its speed and ease of use, but its adoption by specific companies like Netflix is not publicly documented.

What are the key skills and qualifications needed to thrive in the Fastapi position, and why are they important?

To thrive as a FastAPI Developer, you need strong proficiency in Python, REST API design, and knowledge of web frameworks, ideally supported by a relevant degree or industry certifications. Familiarity with tools like Docker, Git, asynchronous programming, and testing frameworks such as Pytest is often required. Excellent problem-solving skills, adaptability, and clear communication are valuable soft skills in this role. These competencies ensure robust API development, seamless collaboration, and the delivery of high-quality software solutions in agile environments.

What are the typical daily responsibilities of a FastAPI Developer?

As a FastAPI Developer, your daily tasks typically include designing and implementing RESTful APIs, writing efficient and maintainable code, and performing thorough testing to ensure reliability and performance. You may also collaborate closely with frontend developers, DevOps engineers, and QA teams to integrate new features and troubleshoot issues. Regular code reviews, documentation, and participation in agile development meetings are common parts of the workday. This collaborative and dynamic environment allows you to make a direct impact on the product while growing your skills through hands-on problem-solving and teamwork.

What is a FastAPI job?

A FastAPI job typically involves developing, maintaining, and optimizing web applications and APIs using the FastAPI framework. FastAPI is a modern, high-performance web framework for Python that is designed for building APIs quickly with automatic OpenAPI generation. Professionals in this role are expected to have experience with Python, asynchronous programming, and API development, often working with databases, authentication, and cloud services.

Is FastAPI in demand?

FastAPI is a popular web framework for building APIs with Python, and demand for developers skilled in FastAPI is growing due to its efficiency and ease of use. Companies adopting modern, high-performance backend solutions often seek developers familiar with FastAPI, especially those with knowledge of asynchronous programming and related tools like Python and Docker.
What are the most commonly searched types of Fastapi jobs in California? The most popular types of Fastapi jobs in California are:
What are popular job titles related to Fastapi jobs in California? For Fastapi jobs in California, the most frequently searched job titles are:
What job categories do people searching Fastapi jobs in California look for? The top searched job categories for Fastapi jobs in California are:
What cities in California are hiring for Fastapi jobs? Cities in California with the most Fastapi job openings:
Fastapi jobs near you
Infographic showing various Fastapi job openings in California as of July 2026, with employment types broken down into 89% Full Time, 4% Part Time, 1% Temporary, and 6% Contract. Highlights an 81% Physical, 4% Hybrid, and 15% Remote job distribution, with an average salary of $132,195 per year, or $63.6 per hour.

Senior Data Engineer

Ascent Developer Solutions

Los Angeles, CA • On-site

$120K - $130K/yr

Full-time

Medical, Dental, Vision, Retirement

Posted 18 days ago

Job description

About Ascent
Ascent Developer Solutions is a leading private lending platform, serving real estate developers nationwide in the acquisition, renovation, and construction of residential real estate. Founded by a leadership team with a deep understanding and personal experience in virtually every facet of real estate development, Ascent is uniquely positioned to create custom, innovative lending solutions for a variety of real estate development business strategies.
The Role:
We are seeking a skilled and motivated Senior Data Engineer to join our growing real estate data and analytics team. In this role, you will be a key driver of our strategic migration from Databricks to Snowflake, building the scalable, cloud-native data infrastructure that powers property analytics, market intelligence, and business reporting.
The ideal candidate brings deep hands-on experience with Snowflake, Azure cloud services, PySpark, Python, and SQL, combined with a genuine understanding of real estate data - from property records and transaction data. You will work cross-functionally with data analysts, data scientists, and business stakeholders to ensure our data platforms are reliable, performant, and trusted across the organization.
Core technology stack:
Snowflake
Azure Data Factory
Azure Data Lake
PySpark
Python
SQL
FastAPI
React
Databricks
Azure Synapse
Git / CI/CD
REST APIs
Key Responsibilities:
  • Snowflake 4+ years of hands-on experience with
  • Snowflake: expertise in data modeling, performance tuning, Snowpark, tasks, streams, and dynamic tables
  • Databricks / PySpark: 2+ years working with Apache Spark for large-scale data processing
  • Python: 4+ years building production-grade data engineering solutions
  • SQL: strong proficiency in complex querying, performance tuning, and data warehouse design
  • FastAPI: 2+ years building and deploying RESTful APIs with FastAPI or similar Python frameworks (Flask, Django REST); experience with async patterns, authentication, and API versioning
  • Must have experience: React: 2+ year working knowledge of React for building internal data tools, dashboards, comfort with hooks, state management, and consuming REST APIs
  • Azure Cloud: hands-on experience with Azure Data Factory, Azure Data Lake Storage, and Azure Synapse
  • Real Estate Domain: understanding of real estate data structures, MLS systems, property data, and related workflows
  • Solid understanding of ETL/ELT processes, data modeling methodologies (Kimball, Data Vault), and performance tuning
  • Experience with version control (Git) and CI/CD pipeline automation
  • Demonstrated ability to work independently on complex, ambiguous migration, and modernization projects

Preferred Qualifications:
  • Experience with Delta Lake, including migration patterns from Delta to Snowflake
  • Knowledge of dbt (data build tool) for transformation workflows
  • Familiarity with real estate data providers such as CoStar, ATTOM, CoreLogic, or Zillow APIs

The Pay
Salary range is $120,000-$130,000 with a discretionary bonus of up to 20% per year
The Work Environment
  • This role works on-site from Ascent's Encino offices 2-3 days/week and remotely from southern California otherwise.
  • Full-time, 40 hours per week; must be available for occasional overtime.
  • Some nights and weekends required.

Our Benefits
We offer a comprehensive benefits package designed to support your health, well-being, and work-life balance. Our benefits include five health plans, two dental plans, health savings and flexible spending accounts, vision coverage, a 401(k) plan, and other optional benefits from which to choose.
Our Pledge
We pledge to be fair and considerate in hiring and promoting individuals, ensuring everyone can contribute their fullest potential regardless of background, identity, or personal circumstances. By promoting equal opportunity, we not only enhance our workplace but also contribute to a more just and equitable society. At Ascent, we stand united in building a community where everyone is empowered to succeed. Thank you for joining us on our journey towards a more inclusive future.

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