30 senior fastapi developer jobs at 19 companies in Chicago, IL
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Senior Software Engineer
Chicago, Illinois, United States
$153k/yr RemoteFull Time
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
1d
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Senior GenAI/Python Engineer
Chicago, Illinois, United States
$90k-$130k/yr OnsiteFull Time
8+ YOE5+ years advanced Python development, 1.5+ years production GenAI/LLM experience, FastAPI and async orchestration, vector DB/RAG and SQL knowledge, cloud experience (Azure/AWS/GCP).
Python, typing, pytest, Git, CI/CD, Docker, OpenAI, Azure OpenAI, Anthropic, Bedrock, LangChain, LangGraph, LlamaIndex, Pydantic, JSON schema, embeddings, pgvector, Pinecone, Weaviate, OpenSearch, Snowflake, FastAPI, Flask, Django, SQL, Azure, AWS, GCP, Confluence
2mo
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Senior Platform Engineer
Atlanta or Boston or Chicago or Dallas or New York
HybridFull Time
6+ YOE6+ years backend platform engineering; Kubernetes, Python, Postgres, Kafka, Redis; security and AI tooling.
Python, FastAPI, Pydantic, SQLAlchemy, Alembic, PostgreSQL, Redis, Kafka, Docker, Kubernetes, OpenTelemetry, Prometheus, Helm, Vault, Azure Key Vault, Azure Monitor
2mo
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Senior Software Engineer
Chicago, Illinois, United States
$153k/yr OnsiteFull Time
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
2mo
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Senior AI Engineer
Plano or Purchase or Chicago
$111k-$185k/yr HybridFull Time
8+ YOESenior AI Engineer with 8+ years in software lifecycle, ML/AI, and production-grade agent systems; strong Python/Java, distributed systems, and ML Ops experience.
Python, Java, FastAPI, asyncio, Pydantic, LangChain, LangGraph, CrewAI, MLflow, Arise, Docker, Kubernetes, Ray, Kafka, gRPC, Redis, Prometheus, OpenTelemetry, Grafana, Temporal, MEM0, Temporal Agentic Memory, Graph and Vector DBs
6d
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Senior Software Engineer, Treasury (Ruby/Python)
Chicago, Illinois, United States
$175k-$275k/yr OnsiteFull Time
Senior generalist engineer with experience in Python or Ruby, full-stack development, relational data modeling, GitOps/Kubernetes, job orchestration (Airflow/Prefect) and partnering with business stakeholders.
Python, Ruby, FastAPI, Rails, Kubernetes, GitOps, CI/CD, Airflow, Prefect
2mo
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AI/ML Engineer (Senior Associate) - Remote
Chicago or Toronto or United States or Canada
$130k-$160k/yr RemoteFull Time
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
2mo
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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
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
5d
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Lead Software Engineer, Gen AI
Chicago or Peoria
$128k-$209k/yr OnsiteFull Time
Experience developing and deploying Gen AI solutions using Python, CI/CD, AWS, FastAPI and working with LLM frameworks; strong software design, testing, and collaboration skills.
Python, GitHub Actions, CloudFormation, LangChain, LangGraph, Semantic Kernel, Crew.ai, FastAPI, Apache Airflow, GoLang, React, SageMaker Studio, Lambda, API Gateway, RDS, Git
2mo
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Senior AI Engineer
Plano or Purchase or Chicago
$111k-$185k/yr HybridFull Time
8+ YOELead design and delivery of production-grade agent capabilities across cloud and edge environments; architect scalable agent systems; drive evaluation and integration patterns.
Python, Java, FastAPI, Kubernetes, Docker, MLflow, Prometheus, OpenTelemetry, Grafana, Kafka, gRPC, Redis, LangChain, LangGraph, CrewAI, Tempor al, Mem0
2mo
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Senior Software Engineer, Backend Services
Chicago, Illinois, United States
$150k-$170k/yr HybridAll Commitments Available
5+ YOESenior Python engineer with 5-7 years in large-scale systems, building SaaS/PaaS, and data management experience.
Python, FastAPI, Flask, PostgreSQL, SQL, REST, AWS, Docker, PySpark, Kafka, OpenSearch, Elasticsearch, Lustre, GPFS, VAST, Parquet, S3, Security: OAuth2, SAML, OpenID Connect
1mo
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Senior Full Stack Engineer - AI (Chicago, IL, US)
Chicago, Illinois, United States
$140k-$150k/yr HybridFull Time
5+ YOE5+ years software engineering experience; bachelor's degree preferred; experience with React, Java micro-services, Kafka, AWS data services, Python (PySpark, Pandas, FastAPI), SQL, Airflow, Snowflake, data governance tools, and designing REST/GraphQL APIs.
React, micro-frontend, micro-services, Java, Kafka, CI/CD, Python, PySpark, Pandas, FastAPI, SQL, SQL Server, PostgreSQL, AWS Glue, AWS Lambda, Amazon S3, Amazon DynamoDB, Airflow, Snowflake, Iceberg, Delta Lake, Collibra, Alation, Starburst, REST, GraphQL, GitHub Copilot, Claude Code, Amazon Q, Cursor, Azure Blob storage, Azure Functions, MCP
1mo
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Senior AI Software Engineer
Chicago, Illinois, United States
$72k-$141k/yr HybridFull Time
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
1mo
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Senior Software Engineer
Chicago, Illinois, United States
$153k/yr HybridFull Time
5+ YOE5+ years software engineering experience (or 3+ with master's), bachelor's in CS or related, strong Python, database, cloud, ML/NLP, and AI governance knowledge.
Python, FastAPI, Flask, RESTful, PostgreSQL, SQLAlchemy, Weaviate, Pinecone, SQL Server, QlikView, Pandas, Plotly, Matplotlib, AWS S3, Aurora, RDS, API Gateway, AWS Lambda, GraphQL, Git, SQS, Celery, Redis, OpenAI, Anthropic, MistralAI, LangGraph, AutoGen, Split, CloudBees, Transformers
1w
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Senior Software Engineer, AI Agentic Experience (Auth0)
Bellevue or Chicago or New York City
$147k-$202k/yr HybridFull Time
5+ YOE5+ years software engineering experience building developer tools or platforms; proficiency in JavaScript/TypeScript, Golang and/or Python; experience with LLM APIs or agent runtimes; familiarity with OAuth2/OIDC/JWT; strong architecture, documentation, and collaboration skills.
JavaScript, TypeScript, Python, React, Next.js, FastAPI, OAuth2, OIDC, JWT
5d
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Lead Software Engineer, Gen AI
Chicago or Peoria
$128k-$209k/yr OnsiteFull Time
Experience designing and delivering Gen AI solutions using Python, OOP, CI/CD, AWS, LLMs, FastAPI and ML pipelines; strong software architecture, testing, and cross-functional collaboration skills.
Python, GitHub Actions, CloudFormation, LangChain, LangGraph, Semantic Kernel, Crew.ai, Large Language Models (LLMs), FastAPI, Apache Airflow, GoLang, React, Git, SageMaker Studio, Lambda, API Gateway, RDS
3w
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Lead Backend Software Engineer
Chicago, Illinois, United States
$185k-$215k/yr RemoteFull Time
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
1mo
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Senior AI Engineer
Birmingham or Fort Lauderdale or Chicago or New York
$131k-$170k/yr HybridFull Time
3+ YOE3+ years building/deploying production ML solutions, strong Python and SQL skills, database schema and distributed/cloud systems proficiency, Bachelors in CS/DS/EE/CE or equivalent experience, API framework experience.
Python, SQL, Flask, FastAPI, OneStream
2mo
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Senior Robotics Engineer
Northbrook, Illinois, United States
OnsiteFull Time
5+ YOE5+ years robotics engineering experience with industrial or collaborative robots; deep ROS2 and motion-planning expertise; proficiency in Python and C++; experience with simulators, sensor integration, and real-time control.
ROS2, MoveIt2, MoveIt Pro, MuJoCo, IsaacSIM, Gazebo, Python, C++, FastAPI, Git, CI/CD, EtherCAT, EtherNet/IP, PREEMPT_RT
1mo
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Forward Deployed Engineer
Chicago or Denver or Houston or Minneapolis or New York City
$116k-$223k/yr OnsiteFull Time
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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