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24 senior fastapi developer jobs at 17 companies in Olympia, WA

2mo
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Senior Application Engineer
Seattle or Madison or Princeton or Cambridge Crossing
$138k-$183k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNew York Stock Exchange: BMY: Develops and distributes innovative medicines for serious diseases.
5+ YOE5+ years in software/cloud engineering; AWS-native; Python/FastAPI; TypeScript/Node; CI/CD; experience with LLM/agentic AI; MCP/FastMCP; security, IAM, VPC; knowledge of data stores.
Python, FastAPI, TypeScript/Node, AWS, Terraform, AWS CDK, CloudFormation, LangGraph, LangChain, PydanticAI, OpenAI, Anthropic, Gemini, AWS Bedrock
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3w
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Senior AI Engineer
Seattle or Cambridge or Princeton or Madison
$138k-$183k/yr OnsiteFull Time
Bristol Myers Squibb
Bristol Myers SquibbNYSE: BMY: Develops and manufactures innovative prescription biopharmaceutical medicines.
5+ YOEBachelor's degree,5+ years building and scaling cloud-native AI applications,proficiency in Python/FastAPI or TypeScript/Node,AWS experience,LLM/agent integration,CI/CD and infra-as-code knowledge.
AWS, Claude, LangSmith, Python, FastAPI, TypeScript, Node, LangGraph, Claude Agent SDK, LangChain, PydanticAI, Anthropic, OpenAI, Gemini, Grok, AWS Bedrock, Terraform, AWS CDK, CloudFormation, GitHub, Claude Code, Codex, Gemini CLI, Cursor, Windsurf, GitHub Copilot, LangSmith, promptfoo
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Senior Software Engineer II
Seattle, Washington, United States
$164k-$221k/yr OnsiteFull Time
Nautilus Biotechnology
Nautilus BiotechnologyNASDAQ: NAUT: Develops a single-molecule protein analysis platform for research.
5+ YOE5+ years software engineering experience, bachelor’s in computer science or related, strong with Python/FastAPI, React/TypeScript, AWS, relational databases; Parquet and AWS Athena familiarity preferred.
Python, FastAPI, React, TypeScript, AWS, Parquet, AWS Athena
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Senior Software Engineer - Growth (Fullstack)
Seattle, Washington, United States
$180k-$210k/yr HybridFull Time
Read AI
Read AI: AI productivity platform for meeting summaries and workplace insights.
5+ YOE5+ years full-stack experience; TypeScript/React and Python/FastAPI; SQL; A/B testing/experimentation experience; mentoring experience; strong ownership and cross-functional collaboration.
TypeScript, React, Python, FastAPI, SQL, Zoom, Microsoft Teams, Google Meet, Slack
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Senior Machine Learning Engineer (10187)
Seattle or Salem
$110k-$160k/yr HybridFull Time
Extreme Networks
Extreme NetworksNASDAQ: EXTR: Provides cloud-managed networking hardware and software solutions.
4+ YOEBachelor's degree in math/computer science, 4+ years software development experience, strong Python, FastAPI, Docker, Kubernetes, cloud architecture experience, ML familiarity (PyTorch, Sagemaker) and leadership/mentorship experience.
Python, FastAPI, Docker, Kubernetes, CI/CD, AWS, Azure, Google Cloud, PyTorch, Sagemaker, Triton, TensorRT, NoSQL
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GenAI Python Systems Engineer –Senior Manager
Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Richmond or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or Silicon Valley or Seattle or Spartanburg or Albany or Stamford or Tampa or Atlanta or Toledo or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Kansas City or Las Vegas or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Miami or Milwaukee or Minneapolis or Nashville or New Orleans or New York or Oklahoma City or Philadelphia or Phoenix or Pittsburgh or Portland
$124k-$280k/yr HybridFull Time
PwC
PwC: Providing audit, tax, and management consulting services to businesses.
8+ YOESenior Manager level with 8+ years of experience; proficient in Python, SQL, FastAPI; cloud certifications a plus; willing to travel up to 80%; Bachelor's degree required.
Python, SQL, FastAPI, Cloud Platforms, LLM techniques, Data Warehousing, Data Lakes, IAM
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1w
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AI Forward Deployed Engineer (FDE)
New Jersey or Seattle
$140k-$200k/yr HybridFull Time
Cognizant
CognizantNasdaq: CTSH: Provides IT consulting and digital business process services.
Hands-on experience building AI agents, RAG and vector DBs, Python development (FastAPI), Docker and GitHub, LLM selection and prompt engineering; bachelor’s degree or equivalent experience; must be authorized to work in the US.
Google ADK, CoPilot Studio, CrewAI, Autogen, RAG pipelines, Vector DBs, Python, LangChain, Hugging Face, OpenAI API, FastAPI, Docker, GitHub
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Software Engineer, Ads Manager
Seattle, Washington, United States
$230k-$385k/yr HybridFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
7+ YOE7+ years building high-scale systems; experience with Python/FastAPI and TypeScript/React; advertiser-facing platforms; privacy and safety focus.
Python, FastAPI, TypeScript, React
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Lead Software Engineer - Full Stack
Seattle or India
$152k-$215k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years software engineering experience; strong Python; Django or FastAPI; system design; production ownership; cloud, CI/CD, security.
Python, Django, FastAPI, RabbitMQ, AWS, Terraform, React
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1mo
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Senior or Principal Software Development Engineer (Full Stack) - Agent Factory
Seattle or Toronto or Vancouver
$164k-$246k/yr HybridFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
8+ YOE8+ years software engineering (Senior) or 12+ years (Principal); strong full-stack experience with Python web frameworks, React and TypeScript, relational databases (PostgreSQL), cloud (AWS), containerization (Docker, Kubernetes), and SaaS/DevOps practices.
Python, Flask, Django, FastAPI, React, TypeScript, PostgreSQL, AWS, Docker, Kubernetes, Java
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Sr Software Engineer, Data Science
Seattle, Washington, United States
$165k-$180k/yr HybridFull Time
ExtraHop
ExtraHop: Provides network detection and response software for cybersecurity.
7+ YOEBachelor's degree or equivalent; 7+ years backend development experience (≥2 years at senior level); strong in Go or Python; experience with ML/model lifecycle, production AI/ML systems, distributed systems, cloud (AWS/GCP), Kubernetes/Docker, and Git.
Python, Golang, Go, TypeScript, React, AWS, GCP, Terraform, Django, FastAPI, EKS, RDS, S3, SQS, EC2, IAM, Packer, Vault, Kubernetes, Docker, Git, PostgreSQL, SQL
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4w
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Senior Security Engineer (Product)
New York City or San Francisco or Seattle
$223k-$279k/yr HybridFull Time
Headway
Headway: Builds technology that helps therapists accept insurance and run their practice to increase access to mental health care.
5+ YOE5+ years security or software engineering experience, strong application and product security skills, experience with cloud and modern stacks, security reviews, incident response, and AI-native tooling.
Lacework, Python 3, TypeScript, FastAPI, SQLAlchemy, React, Postgres, Redis, AWS, Spark, Kafka, Datadog, PagerDuty, Github, Snyk, Semgrep
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1w
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AI Architect/Developer
Seattle, Washington, United States
$82k-$193k/yr HybridFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
10+ YOE10+ years designing and delivering enterprise AI/ML architectures; expertise in LLM/ML model selection, cloud/on‑prem infrastructure, Python, CI/CD, Docker/Kubernetes, REST APIs, model tuning and governance.
PyTorch, TensorFlow, LangChain, LlamaIndex, MLflow, Kubeflow, Weights & Biases, FastAPI, Flask, Apache Airflow, Kafka, Spark, Python, SQL, C++, Go, Docker, Kubernetes, Pinecone, Milvus, Weaviate
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Sr. Systems Dev Engineer, Amazon Global Data Center Ops Central Insight and Analytics Team
Seattle, Washington, United States
$151k-$205k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOEBachelor's degree or equivalent experience, 5+ years systems/software/data engineering, 3+ years building data pipelines/ETL and 3+ years with cloud services (AWS). Proficiency with Python, SQL, Spark, web frameworks, and building production data platforms.
Python, SQL, Apache Spark, AWS Lambda, Amazon DynamoDB, Amazon RDS, Amazon S3, Amazon Redshift, Amazon Athena, AWS Step Functions, Amazon ECS, Streamlit, FastAPI, Flask, Plotly, D3, Altair, Amazon QuickSight, Tableau, LLM
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2w
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Software Development Lead — Marketplace
Seattle, Washington, United States
OnsiteFull Time
BuyWander
BuyWander: A rebuilding the retail returns industry into a marketplace using AI, auctions, and real-time systems.
6+ YOE6+ years building consumer-facing web/mobile products; full-stack experience with front-end and backend services; real-time systems, marketplaces, search, notifications, and AI product experience.
C#, Python, FastAPI, Vue, Nuxt, PostgreSQL
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1mo
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Sourcing - Director, Data Science: Data Science Tools
Boston or Portsmouth or Seattle or Columbus or Plano
$120k-$257k/yr HybridFull Time
Liberty Mutual Insurance
Liberty Mutual Insurance: Global provider of property and casualty insurance products.
3+ YOESenior technical data science role building internal tooling, pipelines, and Python packages; experience with MLOps, AI/LLM tooling, workflow orchestration, and Python development tools. Advanced quantitative background and multi-year relevant experience required.
Python, MCP, RAG, PydanticAI, LangChain, Luigi, Airflow, Celery, MLflow, H2O, scikit-learn, Optuna, LightGBM, Pydantic, FastAPI, uv, ruff, pytest, Git, Bash, pre-commit, Databricks, Streamlit, Dash, NiceGUI, Plotly
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Principal, GRC Automation and Cyber Risk
Seattle or San Jose
$167k-$251k/yr HybridFull Time
F5
F5NASDAQ: FFIV: Provides application delivery networking and multi-cloud security solutions.
10+ YOEBachelor's degree required; 10+ years in cybersecurity/GRC with 3–5 years hands-on engineering; Python, API, and systems-integration experience; ServiceNow IRM and Agentic/LLM framework familiarity; professional certs preferred.
Python, pandas, NumPy, FastAPI, Celery, Airflow, LangChain, AutoGen, LangGraph, CrewAI, ServiceNow IRM, RESTful APIs, GraphQL, OpenAPI/Swagger, Kafka, RabbitMQ, MuleSoft, Boomi, Workato, OAuth
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Agentic AI Architect - Intelligence Engineering (West)
Denver or East Bay or Los Angeles or Orange County or Phoenix or Portland or Salt Lake City or San Diego or San Francisco or Seattle or Silicon Valley
$108k-$237k/yr HybridFull Time
Slalom
Slalom: Provides business and technology consulting and software engineering services.
5+ YOE5+ years software engineering experience with 2+ years on generative/agentic AI, multi-agent system design, RAG architectures, cloud AI platform deployment, Python proficiency, and strong communication skills.
Python, FastAPI, Flask, Lang Graph, Strands Agents SDK, OpenAI Agents SDK, Google ADK, LangSmith, Model Context Protocol (MCP), AWS Bedrock, Azure AI Foundry, OpenAI Service, GCP Vertex AI, Gemini, Databricks, Claude Code, Cursor, Kiro, RAGAS, DeepEval
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