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68 fastapi developer jobs at 48 companies in Tracy, CA

4w
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Sr Product Engineer
Palo Alto or California
$180k-$250k/yr OnsiteFull Time
Alma
Alma: Legal tech platform automating U.S. immigration and visa processes.
5+ YOE5+ years backend development experience; proficiency with Python, FastAPI, PostgreSQL; experience with LLM/ML products; comfortable owning frontend (React/TypeScript); BS/MS in CS or related; located in San Francisco Bay Area or willing to relocate.
Python, FastAPI, PostgreSQL, TypeScript, React, Claude Code, Codex, Cursor, MCP servers, LLMs, ML, AWS, Supabase, LaunchDarkly, Betterstack
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1w
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Software Engineer
Mountain View, California, United States
$90k-$106k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
6+ YOE6+ years software engineering experience with Python, web frameworks (FastAPI/Flask), PostgreSQL, front-end (Angular/HTML/JavaScript/CSS), GCP and Kubernetes.
Python, FastAPI, Flask, PostgreSQL, Angular, HTML, JavaScript, CSS, Google Cloud Platform (GCP), App Engine, Cloud SQL, Kubernetes
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3w
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Product Engineer
Sunnyvale, California, United States
$150k-$250k/yr OnsiteFull Time
Collinear
Collinear: Builds simulation platforms to improve AI agent reliability.
Proven full-stack/product engineering experience building user-facing SaaS features using Python (FastAPI) and modern frontend frameworks, async/distributed systems (Celery, Redis), SQL/NoSQL, comprehensive testing, and CI/CD. Bachelor's degree required.
Python, FastAPI, React, Next.js, Celery, Redis, SQL, NoSQL
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2d
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Senior AI Engineer, Enterprise
Menlo Park, California, United States
$156k-$224k/yr OnsiteFull Time
Snowflake
SnowflakeNYSE: SNOW: Cloud-based platform for data storage, processing, and analytics.
5+ YOE5+ years software engineering experience, Bachelor's in CS or related, strong Python (3.11+), FastAPI, distributed systems, Docker, LLM/agent experience, CI/CD and observability skills.
Python, FastAPI, Docker, Snowpark, Snowflake Cortex, Snowpark Container Services, Snowflake Connector, Snowflake CLI, LangGraph, Streamlit, React, pandas, NumPy, Kubernetes, Cursor, Claude Code, Cortex Code
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1w
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Senior Software Engineer, W&B Agent - W&B
Livingston or New York City or San Francisco or Sunnyvale or Bellevue
$182k-$242k/yr OnsiteFull Time
CoreWeave
CoreWeaveNASDAQ: CRWV: Specialized cloud infrastructure provider for high-performance AI workloads.
4+ YOE4+ years full‑stack experience with Python backend and React/TypeScript frontend; experience with FastAPI, Kubernetes, distributed systems, observability, and MySQL; security- and performance-minded.
Python, FastAPI, Kubernetes, React, TypeScript, Datadog, Weave tracing, MySQL, WebSockets, server-sent events
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1mo
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Software Engineer - Backend (Product)
Redwood City, California, United States
$168k-$205k/yr HybridFull Time
Ambient.ai
Ambient.ai: AI-powered physical security platform for proactive threat detection.
6+ YOE6+ years backend engineering; strong Python with Flask/Django/FastAPI; API design (REST/GraphQL/gRPC); data modeling across SQL/NoSQL/time-series/vector stores; cloud platform experience (AWS/GCP/Azure); proven production issue debugging and shipping fixes.
Python, Flask, Django, FastAPI, REST, GraphQL, gRPC, SQL, NoSQL, Time-series, Vector stores, AWS, GCP, Azure
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3w
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Senior Full Stack Software Engineer
Redwood City, California, United States
HybridFull Time
GridCARE
GridCARE: Unlocking electrical grid capacity for AI data center power.
Senior-level experience building production web applications with TypeScript and modern frontend frameworks; backend experience with Python/FastAPI and relational databases; strong product judgment and collaboration skills.
TypeScript, Next.js, React, Vite, Python, FastAPI, PostgreSQL
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1mo
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Staff Software Engineer, Agentic AI — Nexus
Milpitas or Carlsbad
$175k-$225k/yr OnsiteFull Time
Arlo
ArloNYSE: ARLO: Provide wireless smart home security cameras and monitoring services.
8+ YOE8+ years software engineering; production LLM-powered systems experience; strong Python (FastAPI, asyncio); experience with LLM orchestration (LangGraph/LangChain); tool-use patterns; evals/observability; leadership influence.
Python, FastAPI, asyncio, type hints, LangGraph, LangChain, LlamaIndex, MCP servers, evaluation tooling
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1w
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AI Full Stack Developer
San Jose, California, United States
$14k/mo OnsiteContract
SBT Global
SBT Global: Provides integrated IT consulting and global logistics management services.
5+ YOE5–8 years full-stack development with AI model deployment, strong Python and FastAPI/Django, frontend frameworks (React/Next.js), cloud and container experience, and a relevant bachelor's degree.
PyTorch, TensorFlow, scikit-learn, React, Vue, Next.js, FastAPI, Django, Plotly Dash, Kubernetes, Cloud Run, Docker, OpenAI API, LangChain, Python, Node.js, AWS, GCP, Azure
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4w
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Sr Staff IT AI Software Engineer
Santa Clara, California, United States
$145k-$236k/yr OnsiteFull Time
Palo Alto Networks
Palo Alto NetworksNASDAQ: PANW: Provides enterprise-grade network, cloud, and endpoint security software.
9+ YOEMinimum 9 years' experience; BS in Computer Science or related (or equivalent military experience); expert backend Python (Django/FastAPI), production Generative AI/LLM architecture, RAG/vector search, React, Docker/Kubernetes, GCP/Vertex AI preferred.
Python, Django, FastAPI, React, GraphQL, JavaScript, TypeScript, Google Cloud Platform, Vertex AI, Vertex AI Agent SDK, LangChain, LangGraph, Agent SDK, Model Context Protocol (MCP), Docker, Kubernetes, GKE, Cursor, Windsurf
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1mo
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Full Stack Software Engineer – Manufacturing Test Automation
Campbell, California, United States
OnsiteFull Time
VAST Data
VAST Data: Enterprise AI infrastructure and unified data platform.
5+ YOE5+ years full-stack experience focused on Python and React, production experience with Python web frameworks (Django/FastAPI/Flask), PostgreSQL, REST/gRPC APIs, Docker, CI/CD, Git, and building data-rich frontend dashboards.
Python, Django, React.js, FastAPI, Flask, PostgreSQL, REST, gRPC, Git, Docker, GitLab CI, GitHub Actions, TypeScript, Redux, Context API, Graphana, Tableau, Material-UI (MUI), Tailwind CSS, PyTest, JQuery
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2mo
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Software Development Engineer (Fullstack)
Mountain View, California, United States
$190-$220/yr OnsiteFull Time
AI Fund
AI Fund: Builds and invests in artificial intelligence startups.
5+ YOE5+ years in software development with backend/full-stack focus; experience with agentic coding tools; strong Python/Node.js backend skills; Docker/Kubernetes; cloud platforms; scalable distributed systems; mentoring; strong communication.
Python, Node.js, FastAPI, Flask, Express.js, Next.js, Docker, Kubernetes, SQL, NoSQL, data streaming, AWS, GCP, Azure, Claude Code, Codex
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2d
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Software Development Engineer – Full Stack
Fremont, California, United States
OnsiteFull Time
Gotion High-tech
Gotion High-techShenzhen Stock Exchange: 002074: Develops and manufactures lithium-ion batteries and energy storage systems.
3+ YOEBachelor's in CS or related, 3+ years software development, full-stack experience, proficiency with Python/Java/C#/JavaScript/TypeScript, frontend frameworks, RESTful APIs, relational databases, Git and CI/CD.
Python, Java, C#, JavaScript, TypeScript, React, Angular, Vue, FastAPI, Node.js, PostgreSQL, MySQL, Docker, Kubernetes, AWS, Azure, GCP, GitHub Actions, PyTorch, TensorFlow, Scikit-learn, Git
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3mo
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Software Engineer (Python) - Supply Chain Integration
Sunnyvale or California or United States
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
4+ YOE4+ years of Python software development, REST APIs, data processing, distributed computing, and unit/integration testing.
FastAPI, Django REST Framework, Flask, Pandas, NumPy, Polars, PySpark, Celery, Dask, Docker, Kubernetes, Redis, Apache Airflow, ORMs
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2mo
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Mid-Level Software Engineer - USA
United States or Mountain View or New York City or Dallas or Miami or Chicago
HybridFull Time
Cognify Analytics
Cognify Analytics: A technology delivering scalable software solutions.
3+ YOE3–6 years of software development; proficient in multiple languages; strong frontend and backend framework experience; cloud, containers, CI/CD; familiar with AI/ML integration.
React, Next.js, Node.js, Spring Boot, FastAPI, Django, Flutter, AWS, Azure, GCP, Docker, Kubernetes, Terraform, Pulumi, CloudFormation, Kafka, RabbitMQ, SQS, Datadog, Grafana, Prometheus, OpenTelemetry, PostgreSQL, MongoDB, Redis, DynamoDB, Elasticsearch, GraphQL, gRPC, WebSocket, GitOps, OAuth 2.0, JWT, RBAC
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2mo
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Staff Software Engineer
Oakland or Atlanta or New York
$107k-$200k/yr HybridFull Time
SiriusXM
SiriusXMNASDAQ: SIRI: Audio entertainment providing satellite and streaming services.
8+ YOE8+ years of software engineering; Python (Django/FastAPI), backend and distributed systems; AWS, Kubernetes; observability tools; degree or equivalent experience; eligible to work in the U.S.
Python, Django, FastAPI, AWS, Kubernetes, Datadog, Sentry, Grafana, Kafka, Airflow, Celery, Google Ad Manager
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3mo
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AI Engineer
Pleasanton, California, United States
HybridFull Time
Redica Systems
Redica Systems: Provides a regulatory intelligence platform for life sciences industries.
3+ YOE3+ years ML engineering; Python; deploying LLM/Generative AI at scale; experience with OpenAI/Google/Anthropic/Amazon Bedrock APIs and open-source LLMs; vector/graph databases; SQL/NoSQL; Bachelor's in CS/CE.
Python, FastAPI, OpenAI API, Google AI, Anthropic API, Amazon Bedrock, Langchain, LlamaIndex, Langgraph, CrewAI, Microservices, FastAPI, Pinecone, Neo4J, Postgres, Snowflake, DynamoDB, Streamlit, ReactJS, AWS ECS, AWS EKS, AWS SageMaker
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1w
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Software Engineer
Sunnyvale, California, United States
OnsiteFull Time
Realm Labs
Realm Labs: AI security and observability platform for enterprise models.
2+ YOE2+ years software engineering experience; strong programming in Python, Go, Java, or C++; knowledge of distributed systems, REST/gRPC, relational databases, cloud platforms, and debugging production systems.
Python, Go, Java, C++, PostgreSQL, MySQL, Redis, RabbitMQ, Kafka, Docker, Kubernetes, AWS, GCP, Azure, FastAPI, Terraform, GitHub Actions, OpenTelemetry, Prometheus, Grafana, LLM APIs, REST, gRPC
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3d
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Staff Engineer, Workbench Platform
San Jose, California, United States
$163k-$253k/yr OnsiteFull Time
Samsung Semiconductor
Samsung SemiconductorKorea Exchange: 005930: Designs and manufactures memory chips, processors, and sensors.
5+ YOEBachelor/Master/PhD in CS or related with significant industry experience; production TypeScript/Node.js, VS Code extension, Python/FastAPI, monorepo and Kubernetes experience; strong communication and problem-solving.
TypeScript, Node.js, VS Code, Python, FastAPI, Pydantic, pnpm, Vite, Helm, Kubernetes, Gitpod, Coder, Codespaces
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1w
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Senior Full-stack Engineer - Mapping Web Services
Foster City, California, United States
$192k-$263k/yr HybridFull Time
Zoox
ZooxNASDAQ: AMZN: Developing autonomous robotaxis for urban ride-hailing services.
Experience in backend and frontend web development (Python, TypeScript, React), distributed systems, Postgres, REST APIs, Airflow; ability to lead technical initiatives and mentor others.
FastAPI, Python, TypeScript, React, MUI, Deck.gl, Postgres, Airflow, Kubernetes, ArgoCI
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