11 fastapi developer jobs at 7 companies in Mastic, NY
1mo
Save
Mark Applied
Hide
Senior AI Engineer
United States or New York City or Palm Beach or Los Angeles or Miami or Greenwich or Westchester County or The Hamptons or San Francisco or Manhattan
$190k-$250k/yr RemoteFull Time
4+ YOE4+ years building and operating LLM-powered production ML systems, strong Python, backend framework experience (FastAPI/Flask), LLM orchestration and retrieval design, Snowflake/dbt/Dagster/Airflow familiarity, evaluation systems, HIPAA/PHI knowledge, and strong written communication.
Python, FastAPI, Flask, Snowflake, dbt, Dagster, Airflow, vLLM, Triton, TGI, SGLang, LOINC, SNOMED CT, ICD-10, RxNorm, FHIR, HL7
2mo
Save
Mark Applied
Hide
Lead Software Engineer (Python, LLM) - AskGartner
Irving or Stamford
$116k-$170k/yr HybridFull Time
Expert-level Python; backend services; FastAPI; AWS/Azure; SageMaker Pipelines; Pytest; PostgreSQL; Pandas; Git.
Python, Python FastAPI, AWS, Azure, AWS SageMaker Pipelines, pytest, Git, PostgreSQL, Parquet, JSON, CSV, Pandas, LangGraph, LangChain, OpenAI, Anthropic, Google, Locust, JMeter, AWS Athena, AWS S3, IAM, Splunk, AWS Secrets Manager, PySpark, Docker, Kubernetes, Terraform, OpenSearch, RAG systems, Cache technologies
1w
Save
Mark Applied
Hide
Backend Software Engineer - Assistant Vice President
Greenwich or New York City
$130k-$170k/yr HybridFull Time
6+ YOEDegree in software engineering,6+ years web application development,experience with Python/Scala/Node.js,knowledge of relational/NoSQL modeling,testing and SSO familiarity.
Scala, Ruby, Node.js, Python, FastAPI, ZIO, Scala Test, ZIO Test, PyTest
2mo
Save
Mark Applied
Hide
AI Engineer
Plano or Purchase or Chicago
$94k-$156k/yr OnsiteFull Time
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
2mo
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
AI Engineer
Plano or Purchase or Chicago
$94k-$156k/yr HybridFull Time
6+ YOEBachelor’s in CS/AI/ML or equivalent experience; Master’s preferred. 6-8 years in software life cycle; strong ML/LLM/agent experience; Python/Java; distributed systems; ML tooling; productionization.
Python, Java, FastAPI, asyncio, Pydantic, LangChain, LangGraph, CrewAI, MLflow, Arise, Docker, Kubernetes, Ray, GPU utilization, Kafka, gRPC, Redis, Prometheus, OpenTelemetry, Grafana, Microservice architectures, Memory architectures, Vector DBs
1mo
Save
Mark Applied
Hide
Agentic Solutions Engineer
Shelton, Connecticut, United States
HybridFull Time
3+ YOE3+ years backend/full-stack engineering with expert Python and strong TypeScript/React skills; experience building REST/GraphQL APIs, Django/DRF, Celery/Temporal, PostgreSQL, MCP protocol familiarity, and cloud (AWS/GCP).
Model Context Protocol (MCP), REST, GraphQL, Python, TypeScript, JavaScript, Django, Django REST Framework (DRF), React, React-Admin, FastAPI, Celery, Temporal, Pydantic, httpx, pytest, Node.js, PostgreSQL, Snowflake, WebSockets, SSE, OAuth2, JWT, OpenAPI, Swagger, Redoc, AWS, GCP, Lambda, Cloud Run, S3, GCS, Docker, GitHub Actions, Flowise, LangChain, Claude, Anthropic, GA4, Meta, Google
2mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
4d
Save
Mark Applied
Hide
Technical Analyst, AI Solutions, AVP
Alpharetta or Purchase
$85k-$120k/yr OnsiteFull Time
6+ YOERequires 6+ years in software development, technical analysis, solution delivery, or data integration; Python, SQL, AI solutions, APIs, Agile, DevOps, governance, and a bachelor's degree.
SQL, Python, APIs, Kubernetes, FastAPI, Flask, LangChain, LangGraph, RAG, Azure, Snowflake, Microsoft Power BI, Tableau, Dataiku, CI/CD, DevOps, ETL, LLMs, vector databases, enterprise search, relational databases, source control tools, RPA
4d
Save
Mark Applied
Hide
Technical Analyst, AI Solutions, AVP
Alpharetta or Purchase
$85k-$120k/yr OnsiteFull Time
6+ YOERequires 6+ years in software development, technical analysis, solution delivery, or data integration; Python, SQL, APIs, AI solutions, Agile, DevOps, and a bachelor's degree or equivalent experience.
Generative AI, LLMs, RAG, SQL, Python, APIs, Kubernetes, FastAPI, Flask, LangChain, LangGraph, vector databases, enterprise search, Azure, Snowflake, Tableau, Power BI, Dataiku, DevOps, CI/CD, source control tools, RPA