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54 fastapi developer jobs at 27 companies in Wheaton, IL

1mo
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AI/ML Engineer (Senior Associate) - Remote
Chicago or Toronto or United States or Canada
$130k-$160k/yr RemoteFull Time
Huron
HuronNasdaq: HURN: Professional services firm providing management consulting and digital transformation.
3+ YOE3+ years AI/ML development experience, Bachelor’s in CS/Engineering/Data Science, proficiency in Python, familiarity with scikit-learn/PyTorch/TensorFlow/OpenAI APIs, cloud platforms (Azure, AWS) and Docker, API development experience (FastAPI/Flask).
Python, scikit-learn, PyTorch, TensorFlow, OpenAI APIs, LangGraph, AutoGen, CrewAI, FastAPI, Flask, Azure, AWS, Docker, vector databases, Azure Machine Learning, AWS SageMaker, Google AI/ML services, MLOps, CI/CD, MCP
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2w
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AI Engineer (49645)
Chicago, Illinois, United States
$140k-$150k/yr HybridFull Time
Fitch Group
Fitch Group: Provides global credit ratings and financial market research services.
7+ YOE7+ years building production AI/ML systems, 5+ years full-stack engineering, advanced Python, experience with RAG, LangChain/LangGraph, vector DBs, FastAPI, cloud MLOps, and containerization.
FastAPI, PyTorch, TensorFlow, MLflow, LangChain, LangGraph, Docker, Kubernetes, AWS EKS, AWS Bedrock, SageMaker, Azure AI Search, OpenAI, LLaMA, Model Context Protocol (MCP)
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1mo
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AI Engineer
Oak Brook, Illinois, United States
$83k-$111k/yr OnsiteFull Time
WORLDPAC
WORLDPAC: Wholesale distributor of automotive parts and supplies.
4+ YOE4+ years AI/ML development; 2+ years GenAI production; Python; FastAPI; LangChain; Azure OpenAI; AI agents; enterprise deployment.
Python, FastAPI, LangChain, Azure OpenAI, ChatGPT, LlamaIndex, LangGraph, Snowflake, Azure Databricks, RAG, APIs, FastAPI
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1w
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Lead Backend Software Engineer
Chicago, Illinois, United States
$185k-$215k/yr RemoteFull Time
SITE Technologies
SITE Technologies: Provides AI-powered property condition assessments and management software.
7+ YOE7+ years backend experience with strong Python skills, hands-on technical leadership, experience with FastAPI, relational data modeling, PostgreSQL/ORMs, AWS services, CI/CD, and mentoring engineers.
Python, FastAPI, PostgreSQL, SQLAlchemy, Alembic, Flyway, AWS, ECS, Lambda, RDS, S3, IAM, Docker, Git, GitHub Actions, AWS CodePipeline, Claude Code, Cursor, Terraform, Terragrunt, Datadog, Sentry, LangGraph, Claude Code SDK, Amazon Bedrock
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1mo
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Software engineer, generative AI
San Francisco or New York City or Seattle or Austin or Chicago or London
$112k-$304k/yr HybridFull Time
Writer
Writer: Platform for building and deploying enterprise generative AI agents.
3+ YOEMinimum 3 years software engineering experience with strong Python production experience; experience building generative AI/LLM applications, vector DBs (Pinecone, Weaviate, pgvector), microservices, cloud (AWS/GCP/Azure), Docker/Kubernetes, FastAPI/Asyncio, and PostgreSQL.
Python, Pinecone, Weaviate, pgvector, Docker, Kubernetes, FastAPI, Asyncio, PostgreSQL, Claude, Cursor, GitHub Copilot, React, TypeScript, AWS, GCP, Azure, LLMs, RESTful APIs, IAM, SSO, SAML, OAuth, OIDC, RBAC
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1mo
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Platform Software Engineer
Oak Brook, Illinois, United States
$160k-$170k/yr OnsiteFull Time
Jorie AI
Jorie AI: Automates healthcare revenue cycle processes using artificial intelligence technology.
Proficiency in Python, REST API design, FastAPI and React, cloud deployment on Microsoft Azure, containerization (Docker/Kubernetes), MS SQL, Git, CI/CD and IaC (Terraform/Bicep/ARM), healthcare standards (EDI X12, HL7, FHIR) and HIPAA security.
Python, Selenium, OpenCV, FastAPI, React, RESTful APIs, EDI (X12), HL7 (v2/v3), FHIR (R4), Microsoft Azure, Microsoft App Services, Microsoft Azure Functions, Microsoft Logic Apps, Microsoft Azure SQL, Microsoft Key Vault, Microsoft Entra ID, Microsoft Azure Monitor, Microsoft Azure DevOps, GitHub Actions, Terraform, Bicep, ARM templates, Microsoft SQL Server, Docker, Kubernetes, Git, OCR, NLP, RBAC
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1mo
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Full Stack Engineer (Delivery Toolkit)
Atlanta or Austin or Chicago or Dallas or Houston
$93k-$112k/yr HybridFull Time
Bain & Company
Bain & Company: Provides global management consulting and strategy advisory services.
2+ YOEBachelor's degree or equivalent; 2+ years building web or backend services; strong TypeScript, Node.js, FastAPI/Python, SQL/Postgres, testing, and practical AWS experience; familiarity with CI/CD, Docker, and IaC.
Svelte, SvelteKit, React, TypeScript, Node.js, Python, FastAPI, Zod, Pydantic v2, PostgreSQL, SQL, SQLAlchemy, Docker, Vitest, RTL, Jest, pytest, Playwright, OpenAPI, GitHub Actions, Cursor, GitHub Copilot, S3, RDS, Lambda, ECS, CloudWatch, IAM, API Gateway, SQS, SNS, EventBridge, ECR, Terraform, CloudFormation, CDK
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3w
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Lead AI Engineer
Birmingham or Chicago or Fort Lauderdale or New York
$151k-$196k/yr HybridFull Time
OneStream
OneStreamNASDAQ: OS: AI-driven enterprise finance platform for unified planning and reporting.
3+ YOEBachelor's degree or equivalent experience; 3+ years building and deploying production ML solutions; 3+ years Python, frontend development experience; proficiency in DB schema design and cloud/distributed systems; experience with Flask/FastAPI.
Python, SQL, Flask, FastAPI, OneStream
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2mo
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AI Engineer
Oakbrook, Illinois, United States
$83k-$111k/yr OnsiteFull Time
Worldpac
Worldpac: Wholesale distributor of original equipment and aftermarket automotive parts.
4+ YOE4+ years AI/ML and GenAI production experience; Python with FastAPI; enterprise deployment tools; strong collaboration.
Python, FastAPI, Azure OpenAI, LangChain, RAG, LlamaIndex, LangGraph, OpenAI, Snowflake, Azure Databricks
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1mo
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Senior Software Engineer
Chicago, Illinois, United States
$153k/yr RemoteFull Time
Morningstar
MorningstarNASDAQ: MORN: Provides independent investment research, financial data, and management services.
5+ YOERequires advanced Python development, relational/vector databases, cloud services, and AI/ML concepts with REST APIs and CI/CD.
Python, FastAPI, Flask, REST API, PostgreSQL, SQLAlchemy, Weaviate, Pinecone, Pandas, Plotly, Matplotlib, AWS, S3, RDS, API Gateway, Lambda, Redis, SQS, Celery, Git, CI/CD, GraphQL, OpenAI, Anthropic, MistralAI, UML
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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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2w
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Forward Deployed Engineer
Chicago or Denver or Houston or Minneapolis or New York City
$116k-$223k/yr OnsiteFull Time
Spaulding Ridge
Spaulding Ridge: Global advisory and cloud technology implementation firm.
7+ YOE7+ years consulting or related experience; strong Snowflake architecture, SQL, data modeling, ELT/ETL, dbt, full-stack development (Python, JavaScript/TypeScript), API/integration experience, client advisory and team leadership.
Snowflake, Snowpark, dbt, Fivetran, Boomi, MuleSoft, Workato, Matillion, Apache Airflow, Sigma, Microsoft Power BI, Tableau, Looker, Omni, JavaScript, TypeScript, React, Next.js, Node.js, Python, FastAPI, Flask, .NET, Java, SQL, Git, CI/CD, Streamlit, Cortex, Apache Iceberg, Microsoft Fabric, REST, JSON, OAuth, ELT, ETL, iPaaS
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1mo
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Senior AI Software Engineer
Chicago, Illinois, United States
$72k-$141k/yr HybridFull Time
CNA
CNANYSE: CNA: Provides commercial property and casualty insurance and risk management.
7+ YOE7+ years systems analysis and application development experience including 3+ years building AI solutions; strong Java, Python, TypeScript skills; experience with LLMs, RAG, GCP, APIs, CI/CD, observability; bachelor’s in CS preferred.
LLMs, RAG, Java, Python, TypeScript, FastAPI, Spring Boot, GitHub Copilot, Claude Code, Cursor, MCPs, Google Cloud Platform (GCP), GKE, Cloud Storage, PostgreSQL, Pub/Sub, Secret Manager, BigQuery, Vertex AI, Docker, GitHub, GitHub Actions, React, SQL, NoSQL, OAuth, JWT
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1mo
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AI Engineer
Plano or Purchase or Chicago
$94k-$156k/yr OnsiteFull Time
PepsiCo
PepsiCoNASDAQ: PEP: Global food and beverage manufacturer and distributor.
6+ YOEBachelor in CS/AI/ML or equivalent; 6-8 years software lifecycle; ML/LLM/agent systems; Python/Java; production-grade AI delivery; strong evaluation and automation.
Python, Java, FastAPI, asyncio, Pydantic, LangChain, LangGraph, CrewAI, MLflow, Arise, Docker, Kubernetes, Ray, Kafka, gRPC, Redis, Prometheus, OpenTelemetry, Grafana
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3w
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Full Stack Staff Software Engineer — AI-Augmented Development
Charlotte or Hartford or Columbus or Chicago
$116k-$174k/yr HybridFull Time
The Hartford
The HartfordNYSE: HIG: Provides business and personal insurance, group benefits, and investments.
10+ YOE10+ years software engineering experience, 5+ years tech lead experience; Bachelor’s in CS or related (or equiv. experience); expertise in frontend and backend stacks, cloud (AWS/GCP), CI/CD, databases, APIs, and AI-augmented development tools.
React, Angular, Vue.js, TypeScript, HTML5, CSS3, Java, Spring Boot, Node.js, Express, Python, FastAPI, Django, .NET, RESTful APIs, GraphQL, gRPC, AWS, GCP, AWS Bedrock, GCP Vertex, Vertex Studio, Docker, Kubernetes, Jenkins, GitHub Actions, GitLab CI, SQL, NoSQL, PostgreSQL, MongoDB, DynamoDB, Redis, Kafka, RabbitMQ, GitHub Copilot, Cursor, Claude Opus, OpenAI, Anthropic, LangChain, Semantic Kernel, AutoGen, CrewAI
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1mo
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Gen AI / Agentic AI Developer (Brooklyn, NY, US)
Brooklyn or New York City or Charlotte or Chicago or Atlanta
$80k-$106k/yr HybridFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
Hands-on Python development and GenAI experience; familiarity with LLMs, RAG, agentic frameworks (e.g., LangChain, LangGraph, AutoGen), vector DBs, cloud deployment, Docker/Kubernetes, CI/CD, and LLMOps/tooling.
Python, LangChain, LangGraph, AutoGen, CrewAI, Semantic Kernel, LlamaIndex, OpenAI, Azure OpenAI, AWS Bedrock, Anthropic Claude, Gemini, Llama, Mistral, OpenSearch, Pinecone, FAISS, Chroma, Weaviate, Milvus, Azure AI Search, pgvector, FastAPI, Flask, REST APIs, microservices, Docker, Kubernetes, CI/CD, LangSmith, MLflow, Phoenix, Ragas, TruLens, Arize, OpenTelemetry, AWS SageMaker, GCP Vertex AI
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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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2d
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Software Engineer II, Search
Chicago, Illinois, United States
$79k-$132k/yr HybridFull Time
Zoro
Zoro: Online marketplace for industrial tools and business supplies.
3+ YOE3+ years software engineering experience, Bachelor's degree or equivalent, experience with GCP (Dataflow, CloudSQL, Cloud Deploy, Big Query), proficiency in multiple languages, AI tool experience, and CI/build familiarity.
GCP, Dataflow, CloudSQL, Cloud Deploy, Big Query, Elasticsearch, Terraform, Flask, FastAPI, Python
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2w
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Data Platform Engineer
Chicago, Illinois, United States
$85k-$120k/yr HybridFull Time
Walker Consultants
Walker Consultants: Providing engineering and planning services for the built environment.
1+ YOE1–5 years backend/data engineering experience. Strong SQL, Power BI (Power Query, DAX), Node.js or Python, Git/GitHub Actions, Azure exposure, CI/CD, REST/JSON, data pipelines, schema design, debugging, and clear documentation.
Microsoft Power BI, Microsoft Power Query, DAX, SQL, Node.js, Python, REST APIs, JSON, GitHub Actions, Git, Microsoft Fabric, Snowflake, Databricks, Azure Synapse, Azure, Azure App Service, Azure Static Web Apps, Azure SQL, Azure SQL Database, Redis Cache, Azure Functions, Azure Storage, Prisma, SQLAlchemy, Alembic, React, TypeScript, Azure DevOps, FastAPI, Flask, Express
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Senior Software Engineer
Chicago, Illinois, United States
$153k/yr OnsiteFull Time
Morningstar
MorningstarNASDAQ: MORN: Provides financial data, investment research, and asset management services.
5+ YOEBachelor's or Master’s in Computer Science or related field with years of relevant software engineering experience; 5 years with Bachelor's or 3 years with Master's; strong Python and cloud skills.
Python, FastAPI, Flask, REST, PostgreSQL, SQLAlchemy, Weaviate, Pinecone, QlikView, Pandas, Plotly, Matplotlib, AWS, S3, RDS, Lambda, GraphQL, Celery, Redis, SQS, Git, OpenAI, Anthropic, MistralAI
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