25 fastapi developer jobs at 15 companies in Mount Holly, NJ

1w
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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
1mo
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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
2mo
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Principal Python Engineer
Warren, New Jersey, United States
$140k-$200k/yr HybridFull Time
MSIG USA
MSIG USATokyo Stock Exchange: 8725: Provides commercial property and casualty insurance and risk services.
8+ YOE8-10+ years software engineering; strong Python; FastAPI/Flask; APIs (REST/GraphQL); cloud (Azure); testing; Git; cross-functional collaboration.
Python, FastAPI, Flask, REST APIs, GraphQL, Azure, Git, Docker, Kubernetes, Kafka, RabbitMQ, CI/CD
2mo
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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
2w
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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
3w
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Senior AI Engineer
Seattle or Madison or Princeton or Cambridge
$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 building cloud-native AI applications integrating LLMs, agents, retrieval, and workflows; strong Python/FastAPI or TypeScript/Node skills; AWS experience; knowledge of secure, observable, production AI patterns.
Python, FastAPI, TypeScript, Node, LangGraph, Claude Agent SDK, LangChain, PydanticAI, MCP, FastMCP, Anthropic, OpenAI, Gemini, Grok, AWS Bedrock, AWS, Terraform, AWS CDK, CloudFormation, GitHub, LangSmith, promptfoo, Claude Code, Codex, Gemini CLI, Cursor, Windsurf, GitHub Copilot
1mo
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AI Engineer
Broomall, Pennsylvania, United States
$175k-$190k/yr RemoteFull Time
Xactus
Xactus: Provides verification and credit reporting for mortgage lenders.
3+ YOEBachelor's or equivalent,3+ years building production AI/ML systems,experience with LangChain/LangSmith,Python,FastAPI,AWS,S3,SQL,RAG/semantic search,graph databases;U.S. residency and background checks required.
LangChain, LangSmith, Agentcore, Neo4j, Neptune, Python, AWS Glue, S3, OpenSearch, FastAPI, SQL, MLflow, CloudWatch, PyTorch, TensorFlow, scikit-learn, Claude, GPT, AWS Bedrock, Codex, Terraform, Docker, Kubernetes, CloudFormation, Cypher, SPARQL
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Associate Director, IT Senior Engineer
Princeton, New Jersey, United States
$169k-$253k/yr OnsiteFull Time
Otsuka Pharmaceutical
Otsuka PharmaceuticalTokyo Stock Exchange: 4578: Develops and manufactures innovative pharmaceutical and nutritional products.
10+ YOE10+ years in AI/ML platform engineering with cloud AI experience, Python and FastAPI/Flask proficiency, experience with agentic AI frameworks, CI/CD/IaC, containerization, and regulated-compliant production deployments.
Dataiku, Azure AI, OpenAI, Azure AI/ML, Cognitive Search, AWS Bedrock, AgentCore, Comprehend, SageMaker, Snowflake Cortex, LangChain, LangGraph, AutoGen, Semantic Kernel, Model Context Protocol (MCP), Python, FastAPI, Flask, Docker, OpenSearch, Pinecone
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
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
1mo
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Senior Research Engineer
Red Bank, New Jersey, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
3+ YOEEngineering/product-leadership role requiring deep systems-engineering, algorithm design, product definition, software-systems experience, strong communication, travel willingness, and US citizenship with ability to obtain Secret clearance.
React, FastAPI, Python, TypeScript, Node.js, PostgreSQL, PostGIS, NATS, RabbitMQ, Docker, CesiumJS, MCP, LangGraph
1mo
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Senior Research Engineer
Red Bank, New Jersey, United States
$135k-$216k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
3+ YOEExperienced systems-oriented engineer with 3+–8+ years (depending on degree), strong algorithm and product-definition skills, ability to obtain Secret clearance, and willingness to travel for demos and customer engagements.
React, FastAPI, Python, TypeScript, Node.js, JavaScript, PostgreSQL, PostGIS, NATS, RabbitMQ, Docker, CesiumJS, MCP, LangGraph, RMF/ATO, CMMC, GovCloud, IL4, IL5
1mo
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Senior Full Stack AI Engineer
Jacksonville or Iselin or Washington
$110k-$190k/yr OnsiteFull Time
Fortegra
Fortegra: Provides specialty insurance products and warranty service solutions.
7+ YOE7+ years software engineering, expert React, backend framework experience (Node.js, Python, .NET Core), secure public-facing app and cloud architecture experience, hands-on use of AI coding tools and agentic workflows.
React, Node.js, NestJS, Express, Python, FastAPI, Django, Microsoft .NET Core, AWS, Microsoft Azure, GCP, Claude Code, GitHub Copilot, Cursor, Replit, Lovable
2w
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Principal Java Engineer Commodities
Houston or Charlotte or Iselin
$159k-$305k/yr HybridFull Time
Wells Fargo
Wells FargoNYSE: WFC: Global provider of banking, investment, and mortgage financial services.
7+ YOE7+ years engineering experience, 5+ years capital markets, 4+ years FICC trade lifecycle, expertise in Java/Python, distributed systems (gRPC, Istio/Linkerd), and high-performance trading platforms.
Java, Python, FastAPI, gRPC, Istio, Linkerd, JVM, GitHub CoPilot, Azure, GCP, AWS
1w
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Slalom Flex (Project Based)- ML Ops Engineer
Philadelphia, Pennsylvania, United States
$80-$100/hr HybridFull Time
Slalom
Slalom: Provides business and technology consulting and software engineering services.
5+ YOEBachelor's/Master's in a quantitative field,5+ years ML engineering/MLOps experience,Python and ML framework proficiency,Azure Databricks and MLflow experience,CI/CD and containerization skills,enterprise production deployment experience.
Scikit-learn, PyTorch, TensorFlow, FastAPI, Flask, MLflow, Apache Spark, Delta Lake, Databricks, Unity Catalog, Feature Store, Git, Docker, Azure Data Lake Storage Gen2 (ADLS), Azure Key Vault, Azure Monitor, Azure DevOps, GitHub Actions
2mo
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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