33 fastapi developer jobs at 16 companies in Pennsauken, NJ

2d
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Python Full Stack Developer
Boston or Princeton
$76k-$120k/yr OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Bachelor's or equivalent experience; strong Python and React JS skills; RESTful API development (FastAPI/Flask/Django); strong SQL/RDBMS knowledge; good communication and SDLC experience.
Python, React JS, FastAPI, Flask, Django, SQL Server, Oracle, PostgreSQL, MySQL, JavaScript
4w
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Lead Software Engineer
Wilmington, Delaware, United States
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years software engineering experience; building high-volume, low-latency transactional systems; microservices with Java/Spring Boot and Python (FastAPI/Flask); AWS services experience; SQL/RDBMS proficiency; agile/SCRUM and experience with AI-assisted development tools.
Java, Python, Spring Boot, FastAPI, Flask, S3, DynamoDB, ECS, EKS, RDS, Lambda, ALB, NLB, GitHub Copilot, Claude, Splunk, Dynatrace, Grafana, RDBMS, SQL, JDBC, Databricks
1mo
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Senior Cloud Engineer
Brisbane or Seattle or Princeton
$151k-$183k/yr HybridFull Time
Bristol Myers Squibb
Bristol Myers SquibbNew York Stock Exchange: BMY: Develops and distributes innovative medicines for serious diseases.
5+ YOEBachelor's degree, 5+ years cloud/software engineering experience, hands-on AWS cloud-native development, Python/FastAPI or TypeScript/Node proficiency, Terraform/AWS CDK/CloudFormation, containerization, CI/CD, and experience building LLM/RAG/agentic AI applications.
AWS, Amazon S3, Amazon S3 Vectors, Amazon Athena, Amazon RDS, PostgreSQL, ElastiCache, Redis, OpenSearch, Amazon Neptune, AWS Fargate, AWS Lambda, AWS IAM, VPC, Python, FastAPI, TypeScript, Node, LangGraph, FastMCP, LangSmith, LangChain, PydanticAI, Claude Agent SDK, OpenAI, Anthropic, Gemini, AWS Bedrock, Claude Code, Codex, Gemini CLI, GitHub, GitHub Copilot, CI/CD, Terraform, AWS CDK, CloudFormation
1mo
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AI Lead Developer
Exton, Pennsylvania, United States
OnsiteFull Time
SID Global Solutions
SID Global Solutions: Provides AI-driven digital transformation and cloud infrastructure services.
10+ YOE10+ years software engineering (4+ years in AI/GenAI), strong Python with FastAPI/Flask, experience with LangChain/LangGraph/AutoGen/ADK/MCP, RAG and vector DBs, cloud (AWS/Microsoft Azure/GCP), Docker/Kubernetes, Redis, Kafka, and AI productionization.
ADK, AutoGen, Chroma, Claude, Docker, FAISS, FastAPI, Flask, GCP, Gemini, Hugging Face, Kafka, LangChain, LangGraph, MCP (Model Context Protocol), Microsoft Azure, Microsoft Azure AI Search, Microsoft Azure OpenAI, OpenAI, Pinecone, Python, Redis, Spark, Weaviate, CI/CD, AWS
1w
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AI Software Developer
New Brunswick, New Jersey, United States
$102k-$137k/yr OnsiteFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
5+ YOE5+ years software engineering experience with 3+ years building production-grade AI/LLM applications; strong Python and FastAPI skills; experience with RAG, vector databases, semantic search, multi-agent frameworks, and enterprise integrations.
LangGraph, CrewAI, Semantic Kernel, Model Context Protocol (MCP), Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), vector database, semantic search, Python, FastAPI, Azure AI Document Intelligence, Azure, AWS, Google Cloud, MLOps
1w
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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
1w
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Senior Applied AI Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
7+ YOE7+ years software engineering experience; strong Python and backend API skills; experience with FastAPI, PostgreSQL, distributed systems, AWS, containerization, CI/CD, and observability; bachelor's degree preferred.
Python, FastAPI, PostgreSQL, AWS, EC2, ECS/Fargate, Lambda, RDS, S3, IAM, CloudWatch, Docker, CI/CD, React, TypeScript, Snowflake, Databricks, OpenSearch, Elasticsearch, Infrastructure as Code (IaC), Agentic AI
1d
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Data Scientist, Application Developer
Titusville, New Jersey, United States
$92k-$146k/yr HybridFull Time
Johnson & Johnson
Johnson & JohnsonNYSE: JNJ: Provides pharmaceutical products and medical technology healthcare solutions.
Bachelor's in a quantitative field or equivalent, strong Python and SQL skills, Flask/FastAPI experience, data science fundamentals, ability to work with manufacturing datasets in regulated environments.
Python, Flask, FastAPI, Jinja, React, SQL, Azure, Entra ID, Docker, CI/CD, git, SAP Product Lifecycle Management
1d
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Data Scientist, Application Developer
Titusville, New Jersey, United States
$92k-$146k/yr HybridFull Time
Johnson & Johnson
Johnson & JohnsonNYSE: JNJ: Global healthcare providing pharmaceuticals and medical technologies.
Bachelor's in a quantitative field or equivalent experience, strong Python and statistics, Flask/FastAPI and SQL familiarity, experience with model development, collaboration and communication skills.
Python, Flask, FastAPI, Jinja, JavaScript, React, SQL, Microsoft Azure, Microsoft Entra ID, Docker, CI/CD, Git
1mo
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AI Engineer
Broomall or United States
$175k-$190k/yr RemoteFull Time
Xactus
Xactus: Provides verification and credit reporting for mortgage lenders.
3+ YOEBachelor's degree or equivalent; 3+ years building production AI/ML systems; experience with LangChain/LangSmith/Agentcore, Claude/GPT, Python, FastAPI, SQL, RAG/semantic search, Neo4j/Neptune, and AWS (S3, CloudFormation, CloudWatch).
LangChain, LangSmith, Agentcore, Neo4j, Neptune, Python, AWS Glue, S3, CloudFormation, CloudWatch, SQL, Cypher, SPARQL, OpenSearch, FastAPI, MLflow, PyTorch, TensorFlow, scikit-learn, Claude, GPT, AWS Bedrock, Codex, Terraform, Docker, Kubernetes
2w
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Senior Data Engineer
Irving or Woonsocket or Wellesley or New York City or Blue Bell
$93k-$222k/yr HybridFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
5+ YOE5+ years data engineering experience in cloud environments; strong Python (Flask/FastAPI), SQL, cloud-native architectures (GCP preferred; Azure/AWS acceptable), experience with AI/LLM workflows and production-grade data pipelines.
GCP, Azure, AWS, Python, Flask, FastAPI, BigQuery, SQL, Airflow, Dataflow, Pub/Sub, Cloud Functions, Vertex AI, Azure Data Factory, AWS Glue, Copilot, Cursor AI, Claude Code, LLMs, RAG, MCP
1d
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Data Scientist, Application Developer
Titusville, New Jersey, United States
$92k-$146k/yr HybridFull Time
Johnson & Johnson
Johnson & JohnsonNYSE: JNJ: Develops and manufactures pharmaceutical drugs and medical devices.
Bachelor's in data science/statistics/computer science/engineering or equivalent; strong Python, statistics, SQL, Flask, and git skills; experience with application development, data wrangling, and working with imperfect datasets; strong communication.
Python, Flask, FastAPI, Jinja, JavaScript, React, git, SQL, Microsoft Entra ID, Azure, Docker, CI/CD, SAP Product Lifecycle Management
1mo
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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
1mo
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Gen AI Engineer
Atlanta or Richmond or Lake Mary or Nashville or Indianapolis or Wilmington or Mason or Grand Prairie or Norfolk or United States
HybridFull Time
Elevance Health
Elevance HealthNYSE: ELV: Provides health insurance plans and integrated healthcare services.
4+ YOEBachelor's in a quantitative field (or equivalent) and 4+ years experience; advanced Python and SQL; hands-on experience with LLM/GenAI, NLP, Hugging Face, TensorFlow, Keras, PyTorch, Spark; cloud (GCP/AWS) and MLOps/model deployment experience.
Python, SQL, Hugging Face, TensorFlow, Keras, PyTorch, Spark, GCP, AWS, vLLM, Text Generation Inference, FastAPI, GPTQ, AWQ, bitsandbytes, AWS EKS, AWS ECS, GCP GKE, Azure AKS
3mo
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URBN Staff Machine Learning Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Urban Outfitters
Urban OutfittersNASDAQ: URBN: Retailer of apparel, home goods, and lifestyle products.
1+ YOEHands-on experience building or operating image/video generation systems; strong Python and ML framework skills; experience with APIs, distributed systems, and cloud.
Python, PyTorch, Hugging Face, FastAPI, GraphQL, Docker, Terraform, LangGraph, ADK, A2A, CrewAI, MCP, Kubernetes
3mo
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URBN Staff Engineer, GenAI
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Urban Outfitters
Urban OutfittersNASDAQ: URBN: Multi-brand retail operator of lifestyle apparel and home goods.
1+ YOE1+ year hands-on experience with image generation systems; strong Python and ML framework skills; experience designing scalable APIs and cloud infrastructure; Bachelor's or Master's in CS/Engineering/Math or related field; excellent communicaton and collaboration.
Python, PyTorch, Hugging Face, LangGraph, ADK, A2A, CrewAI, MCP, FastAPI, GraphQL, Docker, Terraform, Airflow, dbt
21h
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Slalom Flex (Project Based)- ML Ops Engineer
Philadelphia, Pennsylvania, United States
$80-$100/hr HybridFull Time, Contract
Slalom
Slalom: A global business and technology consulting firm.
5+ YOE5+ years MLOps or ML engineering experience; Bachelor's or Master's in a quantitative field; strong Python and ML framework skills; experience with Azure Databricks, MLflow, CI/CD, Docker, and cloud ML operations.
Scikit-learn, PyTorch, TensorFlow, FastAPI, Flask, MLflow, MLflow Model Serving, Azure Databricks, Apache Spark, Delta Lake, Unity Catalog, Feature Store, Azure DevOps, GitHub Actions, Git, Docker, Azure Data Lake Storage Gen2 (ADLS), Azure Key Vault, Azure Monitor
1mo
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Senior Python Development Lead
Philadelphia, Pennsylvania, United States
OnsiteFull Time
Brown Brothers Harriman
Brown Brothers Harriman: Providing global investment management, custody, and private banking services.
15+ YOE5+ Mgmt15+ years in data engineering/software development; Python/Django; ETL pipelines; data visualization; Agile; Linux; security; leads 5-6 juniors
Python, Django, SQL, Bash, JavaScript, Plotly Dash, D3.js, AG Grid, Apache Airflow, FastAPI, Linux, Git, CI/CD
1mo
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AI Solutions Architect
Kennett Square or Pennsylvania
HybridFull Time
Chatham Financial
Chatham Financial: An independent capital markets advisor delivering integrated advice and technology to help clients manage financial risk.
5+ YOEBachelor's in CS/IS/Engineering or equivalent, 5+ years in solutions/enterprise architecture, experience with Azure cloud services, Python, C#/.NET, TypeScript/React, OAuth2/OIDC, LLM integration patterns, CI/CD (GitHub Actions), and strong communication.
Onyx, Python, FastAPI, Azure, App Service, Functions, Cosmos DB, Blob Storage, C#, .NET, PostgreSQL, TypeScript, React, OAuth 2.0, OpenID Connect (OIDC), GitHub Actions, CI/CD, large language model (LLM)
3w
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Agentic AI Architect - Intelligence Engineering (East)
Atlanta or Boston or Charlotte or Hartford or Miami or New Brunswick or New York City or Philadelphia or Raleigh or Washington
$108k-$218k/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; experience designing multi-agent systems, RAG, cloud AI platforms, Python and API frameworks, evaluation and governance for production AI systems.
Amazon Web Services, Azure, Google Cloud, AWS Bedrock, Azure AI Foundry, OpenAI Service, GCP Vertex AI, Gemini, Databricks, Lang Graph, Strands Agents SDK, OpenAI Agents SDK, Google ADK, Model Context Protocol (MCP), LangSmith, RAGAS, DeepEval, Claude Code, Cursor, Kiro, Python, FastAPI, Flask