29 fastapi developer jobs at 16 companies in Foster, RI
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Python AWS Developer
Hartford or Lafayette
$81k-$172k/yrHybridFull Time
CGINYSE: GIB: Provides information technology and business consulting services.
6+ YOE6+ years Python backend development, REST API (FastAPI/Flask), strong SQL, hands-on AWS (Lambda,S3,SQS,DynamoDB,EC2,EKS), CI/CD and production support experience.
Re:Build Manufacturing: Provides advanced engineering and US-based contract manufacturing services.
7+ YOE7+ years software development experience; bachelor's in CS/EE or related; proficiency in distributed systems and AWS; Python and FastAPI/Nuxt/Celery experience; mentoring and strong communication.
Axiomatic AI: Verified AI platform for scientific and engineering hardware design.
10+ YOE10+ years backend development with 2+ years in a staff/principal role; deep Python and FastAPI experience; distributed systems, SQLAlchemy/PostgreSQL, GCP, AI/LLM integration, technical leadership, RFCs and architecture design.
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.
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.
Upgraid: AI-driven diagnostics and energy simulation for building upgrades.
Full-stack engineer experienced with Python/FastAPI, PostgreSQL, AWS, and a modern JS framework; strong client-facing experience and ability to deliver production-ready customer solutions.
Yonkers or Washington or Colchester or Arizona or California or Connecticut or Illinois or Maryland or Massachusetts or Michigan or New Hampshire or New Jersey or New York or Texas or Vermont or Virginia or District of Columbia
$115k-$160k/yrRemoteFull Time
Consumer Reports: Tests products and publishes ratings for consumer advocacy.
5+ YOE5+ years software engineering experience; proficiency with React, React Native, Python (FastAPI); experience building multi-platform apps, CI/CD, automated testing, observability; strong communication; bachelor’s degree preferred.
London or San Francisco or Zug or Heidelberg or Cambridge
$136k-$227k/yrHybridFull Time
GSKLondon Stock Exchange: GSK: Develops and manufactures innovative vaccines and specialty medicines.
Degree in a quantitative/engineering discipline or equivalent experience; advanced Python and FastAPI programming; experience with GCP/Azure and cloud-native architectures; familiarity with PyTorch/JAX/TensorFlow, CI/CD, containerization, SQL and production monitoring.
Mitsubishi Electric Iconics Digital Solutions: Provides industrial automation, SCADA, and IoT software solutions.
8+ YOE8+ years software development experience, proven technical leadership, production experience with generative AI, cloud-native architectures, full-stack development, and a bachelor's in CS or equivalent practical experience preferred.
Full Stack Staff Software Engineer — AI-Augmented Development
Charlotte or Hartford or Columbus or Chicago
$116k-$174k/yrHybridFull Time
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.
Wave Life SciencesNasdaq: WVE: Designing and developing RNA medicines for genetic diseases.
6+ YOEBachelor's with 8+ years or Master's with 6+ years; strong full-stack with Python backend and React frontend; REST APIs; CI/CD; relational DBs; microservices/microfrontend experience preferred.
Senior Software Development Engineer - Microservices
Hartford, Connecticut, United States
$102k-$204k/yrHybridFull Time
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
5+ YOE2+ Mgmt5+ years software engineering, 2+ years technical lead experience; strong Python and API framework skills; experience with microservices, GCP, Kubernetes/GKE, Docker, CI/CD, Kafka, BigQuery/BigTable/SQL; hands-on GenAI/LLM/RAG/Agentic AI and prompt engineering.
Full Stack Staff Software Engineer — AI-Augmented Development
Charlotte or Hartford or Columbus or Chicago
$116k-$174k/yrHybridFull Time
The HartfordNYSE: HIG: Provides property and casualty insurance, group benefits, and wealth management.
10+ YOE10+ years software engineering experience, 5+ years full-stack tech lead experience, BS in CS or equivalent, expertise in frontend/backend/cloud, AI-augmented development proficiency, strong testing and architecture skills.
Senior AI Infrastructure Platform Engineer, Assistant Vice President
Quincy or Austin
$90k-$158k/yrOnsiteFull Time
State StreetNYSE: STT: Provides investment management and custody services to institutional investors.
5+ YOELead GenAI/Agentic AI projects; strong full-stack development and architecture; collaboration with business and IT; experience with cloud and AI/ML tools.
Python, FastAPI, Unix, Docker, PostgreSQL, Lang Chain, Kubernetes, Databricks, API Management, AWS, Azure, OpenAI
Senior AI Infrastructure Platform Engineer, Assistant Vice President
Quincy or Austin
$90k-$158k/yrHybridFull Time
State StreetNYSE: STT: Provides investment servicing and management to institutional investors.
5+ YOELead/architect AI automation platforms; hands-on development with AI/ML, cloud, and DevOps; senior engineer capable of driving projects and collaborating with cross-functional teams.
Python, FastAPI, Unix, Docker, Postgres, Lang Chain, Lang Graph, Kubernetes, Databricks, API Management, AWS, Azure, OpenAI, Azure Foundry, Sagemaker, Lambda, EKS
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/yrHybridFull Time
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
Principal Scientist, Machine Learning - Biomolecules
Cambridge, Massachusetts, United States
$208k-$286k/yrOnsiteFull Time
Flagship Pioneering: Conceives, creates, and builds life science platform companies
5+ YOEMaster's or PhD in ML/computational field with 5+ years scientific/engineering experience; leadership experience; expertise in Python, modern ML frameworks (PyTorch/JAX/TensorFlow), MLOps and cloud infrastructure; strong publication or patent record.
BayerFrankfurt Stock Exchange: BAYN: Global enterprise focused on healthcare and nutrition.
Master's degree in a quantitative field, experience building full-stack data science applications, proficiency with frontend (React/Angular/Vue.js), backend (Node.js, Python, Java), cloud (AWS/GCP/Azure), containerization, CI/CD, databases, ML workflows, and pharma GxP/CSV compliance.