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Senior Fastapi Developer Jobs in Union City, CA (NOW HIRING)

Workato

Senior Software Engineer

San Francisco, CA · On-site

$144K - $190K/yr

... platform and the developer-facing products around it - the event-driven services, real-time ... Python, FastAPI, Postgres, Kubernetes, AWS. You don't need prior experience with all of it - we ...

Apple

Sr Python Backend Engineer, AIML

Cupertino, CA

$184K - $324K/yr

  • Medical

  • Dental

  • Retirement

The AI and Machine Learning team is looking for Sr Python Backend Engineer to build world-class ... FastAPI, Django, or Flask. Build and integrate LLM-powered workflows, AI agents, and agentic ...

Regard

Senior Data Engineer

San Francisco, CA · Remote

$165K - $220K/yr

  • Medical

  • Dental

  • Vision

  • PTO

As a Senior Data Engineer at Regard, you will own the design, development, and production ... Data: S3, Apache Iceberg, EMR, PySpark, Dagster, Kubernetes, Clickhouse, PostgreSQL, FastAPI ...

Hedra

Senior Backend Engineer

San Francisco, CA · On-site

$175K - $275K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

As a Senior Backend Engineer , you will design, build, and deploy the backend services that power ... Experience developing scalable services using Python, using frameworks such as FastAPI and Pydantic

F2

Senior Software Engineer

San Francisco, CA · On-site

$175K - $200K/yr

The Role We are seeking a hands-on Senior Software Engineer who loves building from 0→1 and ... Familiarity with Python, FastAPI, TypeScript, Node.js, Supabase, and AWS is a plus. Location: San ...

twenty80.io

Senior Full Stack Software Engineer

San Francisco, CA · On-site +1

$160K - $210K/yr

  • Medical

  • Dental

  • Vision

  • PTO

About the Role A growing technology startup is hiring a Senior Full Stack Software Engineer to help ... Backend: Node.js (Express or NestJS) and/or Python (Django or FastAPI) * Databases: PostgreSQL ...

Poshmark

Sr. Engineer, Machine Learning

Redwood City, CA · On-site

$127K - $175K/yr

Collaborate across teams such as DS, QA, Infra and other engineering teams to productionize ML ... Flask, Fastapi, Gunicorn, Quarkus * MLFlow, Sagemaker, Kibana, Airflow, Databricks, Grafana ...

Cypress HCM

Sr. Full Stack Engineer

San Francisco, CA · On-site

$150 - $200/hr

Sr. Full Stack Engineer We're looking for a strong full stack engineer to join a collaborative ... React, TypeScript, Python, FastAPI GraphQL * Familiarity with data infrastructure and API ...

Poshmark

Sr. Engineer, Machine Learning

Redwood City, CA · On-site

$120 - $150/hr

Collaborate across teams such as DS, QA, Infra and other engineering teams to productionize ML ... Flask, Fastapi, Gunicorn, Quarkus * MLFlow, Sagemaker, Kibana, Airflow, Databricks, Grafana ...

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Senior Fastapi Developer information

See Union City, CA salary details

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How much do senior fastapi developer jobs pay per hour?

As of Aug 19, 2026, the average hourly pay for senior fastapi developer in Union City, CA is $70.31, according to ZipRecruiter salary data. Most workers in this role earn between $59.71 and $78.85 per hour, depending on experience, location, and employer.

What does a Senior FastAPI Developer do?

A Senior FastAPI Developer designs, develops, and maintains backend web applications using the FastAPI framework in Python. They are responsible for building scalable APIs, optimizing performance, ensuring security best practices, and integrating with databases and external services. Senior developers also mentor junior team members, contribute to architecture decisions, and collaborate closely with front-end engineers and stakeholders to deliver robust software solutions.

What are the key skills and qualifications needed to thrive as a Senior FastAPI Developer?

To thrive as a Senior FastAPI Developer, you need deep expertise in Python, RESTful API design, and experience building scalable web backends, typically supported by a degree in computer science or related field. Familiarity with FastAPI, Docker, cloud platforms (such as AWS or Azure), and CI/CD tools is highly valued, along with proficiency in testing frameworks. Strong problem-solving, leadership, and communication skills help you collaborate effectively with cross-functional teams and mentor junior developers. These skills enable the delivery of robust, efficient, and maintainable APIs that support business goals and high user demands.

What are some common challenges faced by Senior FastAPI Developers when scaling applications, and how can these be addressed?

Senior FastAPI Developers often encounter challenges related to managing high concurrency, optimizing API performance, and ensuring robust security as applications scale. To address these, it’s important to implement asynchronous programming practices, leverage efficient database queries, and utilize API gateways for better traffic management. Collaboration with DevOps and QA teams is also essential to automate deployments and monitor system health, ensuring smooth scaling and reliable user experiences.

What job categories do people searching Senior Fastapi Developer jobs in Union City, CA look for?

The top searched job categories for Senior Fastapi Developer jobs in Union City, CA are:

What cities near Union City, CA are hiring for Senior Fastapi Developer jobs?

Cities near Union City, CA with the most Senior Fastapi Developer job openings:

Senior Fastapi Developer jobs near you

Senior Full-Stack Engineer - LLM-Powered Code Review PoC

Fuku

San Francisco, CA • Remote

Full-time

Re-posted 21 days ago

Job description

Senior Full-Stack Engineer (Freelance/Contract, Remote)
NexaFlow is developing a proof-of-concept automated code review tool powered by large language models (LLMs). We are seeking a Senior Full-Stack Engineer to design and deliver the prototype end-to-end.
Key Responsibilities:

  • O
    • wn the entire proof-of-concept (PoC) development process, from architecture to deployment.
  • I
    • ntegrate webhooks for pull request (PR) analysis.
  • B
    • uild a hybrid review engine combining LLMs and static analysis tools.
  • I
    • mplement custom rule configuration for code reviews.
  • D
    • evelop a review dashboard for users.
  • E
    • nsure Docker-based deployment of the solution.
    Requirements:
  • 5
    • + years of full-stack development experience with Python (FastAPI) or Node.js and React.
  • P
    • roven experience integrating LLM APIs (such as OpenAI GPT-4, Anthropic Claude) into production systems.
  • H
    • ands-on experience with CI/CD pipelines, including GitHub Actions or GitLab CI.
  • F
    • amiliarity with code review tooling.
  • A
    • bility to work independently, handling all aspects from system architecture to deployment.
  • E
    • xperience with static analysis tools (e.g., Semgrep, CodeQL) is a strong plus.
    Engagement Details:
  • F
    • reelance/contract position.
  • F
    • ully remote work.
  • C
    • ompetitive rate based on experience.

    Fuku logo

    About Fuku

    Sourced by ZipRecruiter

    Industry

    Food services and drinking places

    Company size

    51 - 200 Employees

    Headquarters location

    New York, NY, US

    Year founded

    2015

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