199 fastapi jobs at 129 companies in Paterson, NJ

4d
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Senior Full-Stack Developer (React + Python/FastAPI)
Jersey City or Dallas or Tampa
$75k-$150k/yr HybridFull Time
DTCC
DTCC: Provides post-trade infrastructure for the global financial services industry
6+ YOE7+ years full-stack experience with React, Python/FastAPI, SQL, Docker, and cloud; strong design, performance, security, and mentoring skills.
React, Python, FastAPI, SQL, Snowflake, Docker, Nginx, AWS EC2
2mo
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Sr Software Engineer
New York, New York, United States
HybridFull Time
Scale Microgrids
Scale Microgrids: Provides turnkey microgrid and distributed energy infrastructure solutions.
5+ YOE5+ years Python/JavaScript/TypeScript; energy modeling; optimization; FastAPI; React; PostgreSQL; IoT protocols; SCADA experience.
Python, JavaScript, TypeScript, FastAPI, React, PostgreSQL, Pyomo, HiGHS, Gurobi, GLPK, MQTT, Sparkplug B, AWS IoT Core, Ignition, SCADA
3w
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Gen AI Engineer
Jersey City, New Jersey, United States
$70k-$80k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
2+ YOE2+ years experience developing Python applications, GenAI lifecycle and RAG pipelines, vector DBs, FastAPI, containerization, Kafka, and enterprise DevOps practices.
Python, Vector DB, Django, Flask, FastAPI, Kafka, OpenShift, Docker, Kubernetes, MongoDB, Redis, Angular, React, API Gateway, Git, Bitbucket, Jenkins, SonarQube, Artifactory, Ansible
1w
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Software Engineer
New York City, New York, United States
$140k-$180k/yr OnsiteFull Time
Revin
Revin: AI-driven customer engagement software for home service businesses.
2+ YOE2+ years full-stack experience; production Python/FastAPI and TypeScript/Next.js; experience with LLMs, multi-tenant systems, API debugging, and integrating CRMs.
Python, FastAPI, TypeScript, Next.js, React Query, LangGraph, LangChain, Supabase, Postgres, Salesforce, ServiceTitan, LeadPerfection, AccuLynx, LiveKit, Daily.co, Twilio Voice, OpenAI Realtime, Langfuse, LangSmith, Helicone, RLS, JWT
5d
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Senior Software Engineer - AI, CoCounsel International
Eagan or Frisco or New York City or Ann Arbor or San Francisco or Los Angeles or Irvine or McLean or Washington
$110k-$204k/yr HybridFull Time
Thomson Reuters
Thomson ReutersNASDAQ: TRI: Provides professional software, data, and news services globally.
4+ YOE4+ years backend engineering experience with Python, FastAPI, PostgreSQL, AWS; production agentic AI and LLM integration experience; strong debugging, architecture, and collaboration skills.
Python, FastAPI, PostgreSQL, AWS, OpenAI, Anthropic
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
3w
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Senior Software Engineer, W&B Agent - W&B
Livingston or New York City or San Francisco or Sunnyvale or Bellevue
$182k-$242k/yr OnsiteFull Time
CoreWeave
CoreWeaveNASDAQ: CRWV: Specialized cloud infrastructure provider for high-performance AI workloads.
4+ YOE4+ years full‑stack experience with Python backend and React/TypeScript frontend; experience with FastAPI, Kubernetes, distributed systems, observability, and MySQL; security- and performance-minded.
Python, FastAPI, Kubernetes, React, TypeScript, Datadog, Weave tracing, MySQL, WebSockets, server-sent events
3w
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Senior Python AI/ML Developer
Jersey City, New Jersey, United States
OnsiteFull Time
Virtusa
Virtusa: Digital engineering and IT business transformation services provider.
8+ YOE8+ years software development experience, strong Python and OOP skills, experience with Django/Flask/FastAPI, REST APIs, relational and NoSQL databases, asynchronous processing, and Git.
Python, Django, Flask, FastAPI, PostgreSQL, MySQL, Oracle, SQL, MongoDB, DynamoDB, Redis, Git
2w
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MLOps Engineer
New York, New York, United States
$120k-$140k/yr OnsiteFull Time
Fractal
FractalNSE: FRACTAL: Provides artificial intelligence and data analytics solutions for enterprises.
Senior hands-on MLOps engineer with strong Python, PySpark/Databricks, FastAPI, containerization, queue-based processing, CI/CD, and ML lifecycle experience to productionize models and pipelines.
Python, SQL, PySpark, shell scripting, FastAPI, Kafka, RabbitMQ, SQS, Redis Streams, Celery, Docker, Kubernetes, Databricks, MLFlow, scikit-learn, XGBoost, PyTorch, Jenkins, GitHub Actions, Airflow, Prefect
6d
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Blockchain / Backend Engineer - Vice President
New York City, New York, United States
$150k-$200k/yr HybridFull Time
iCapital
iCapital: A global fintech platform for alternative investment marketplace access.
9+ YOE3+ Mgmt9+ years building enterprise SaaS cloud solutions, 3+ years technical leadership, experience with DAML/Canton/Solidity, Python and FastAPI, relational DB modeling, and AWS.
DAML, Canton, Python, FastAPI, Solidity, AWS, Toke
1w
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Software Engineer
New York, New York, United States
OnsiteFull Time
Eventual
Eventual: A seed-stage fintech building products to make insurance costs predictable for property owners.
3+ YOE3+ years building production software; strong Python and/or TypeScript; experience with FastAPI, PostgreSQL, Next.js, Tailwind, APIs, and integrating external services; autonomy and ownership of end-to-end features.
FastAPI, PostgreSQL, Next.js, Tailwind, Figma, Stripe, Auth0, Canopy Connect, Python, TypeScript
1mo
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Senior Software Engineer
New York City or Arizona or California or Colorado or Connecticut or Florida or Georgia or Maine or Maryland or Massachusetts or Michigan or Minnesota or New Jersey or New York or North Carolina or Oregon or Rhode Island or South Carolina or Tennessee or Texas or Virginia or Utah or Wisconsin
$165k-$185k/yr RemoteFull Time
Electric
Electric: Provides automated IT management and security services for businesses.
8+ YOE8+ years backend experience with modern Python stack, leadership experience, proficiency in Postgres/SQLAlchemy, AWS, Terraform, FastAPI, React/TypeScript, observability, and familiarity with AI-assisted development.
Python, FastAPI, Pydantic, PostgreSQL, SQLAlchemy, Alembic, Temporal, Redis, AWS RDS, AWS S3, AWS SQS, AWS DynamoDB, AWS ECS, AWS IAM, Terraform, React, TypeScript, Claude Code
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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Senior Software Engineer
New York or Israel
HybridFull Time
Qodo
Qodo: AI-powered platform for automated code review and integrity.
7+ YOE7+ years building high-performance backend systems; strong Python and FastAPI expertise; experience with PostgreSQL, Redis, GCP, and OpenAI/LLM integrations; architectural leadership and collaboration skills.
Python, FastAPI, PostgreSQL, Redis, OpenAI, GCP, Claude Code, Cursor, Copilot
6d
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Software Engineer
Toronto or New York City
RemoteFull Time
Meow
Meow: Financial platform for business banking and treasury management
1+ YOE1-4 years full-stack web development experience; proficiency with TypeScript, React, Python/FastAPI, Postgres, AWS; experience with APIs, state machines, and customer-facing iteration.
TypeScript, React, Python, FastAPI, Postgres, AWS
1mo
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Principal Solutions Architect
Parsippany, New Jersey, United States
$135k-$200k/yr HybridFull Time
Agadia
Agadia: Healthcare technology platform for utilization management and automation.
10+ YOE5+ Mgmt10+ years software engineering experience, 5+ years in principal/architect roles; hands-on with Python/FastAPI, React, PostgreSQL, and Azure; strong distributed systems, API design, and leadership skills.
React, JavaScript, TypeScript, Python, FastAPI, PostgreSQL, Microsoft Azure, Azure Cache for Redis, Azure Queue Storage, Azure Service Bus, Azure Monitor, Application Insights, Log Analytics, Azure DevOps, CI/CD, EMR/EHR, SMART on FHIR, HL7/FHIR
1mo
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Platform Engineer, APIs & Observability
San Francisco or New York City
$180k-$200k/yr HybridFull Time
StackAI
StackAI: Build and deploy custom AI agents without writing code.
4+ YOE4+ years building backend services and public APIs; strong REST/OpenAPI skills, observability and distributed tracing, Python and FastAPI, familiarity with TypeScript/Node.js, and analytics-driven metrics and reporting.
OpenAPI, Python, FastAPI, TypeScript, Node.js, OpenTelemetry, ClickHouse, Druid
5d
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Senior Python Engineer
New York City, New York, United States
RemoteFull Time
DeweyLearn
DeweyLearn: AI-powered platform providing insights for educational teaching and learning.
5+ YOE5+ years professional software engineering experience; expert Python and FastAPI; production API and PostgreSQL experience; Docker and CI/CD familiarity; experience with ML/AI systems; fluent English.
Python, FastAPI, PostgreSQL, Docker, CI/CD
2mo
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Senior Laboratory Associate in Software Engineering
New York City, New York, United States
$75k/yr OnsiteFull Time
New York University
New York University: A private research university providing higher education degree programs.
Bachelor's or equivalent in Data Science/Computer Science, strong Python and software engineering experience, familiarity with FastAPI/Node.js, GCP and cloud/HPC environments, geospatial data and visualization tools, and frontend frameworks.
ClimateIQ, Python, FastAPI, Node.js, Express, NestJS, Next.js, Nuxt.js, React, Vue, Mapbox, Mapbox GL JS, deck.gl, Leaflet, ArcGIS APIs, MUI, Carbon Components, Google Cloud Platform (GCP), Cloud Run, Redis, Firebase, Git, Docker, Kubernetes, HPC
3mo
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Product Engineer
New York, New York, United States
$130k-$165k/yr OnsiteFull Time
RetailPath
RetailPath: Software platform automating retail shipping chargeback disputes for brands.
Experience solving ambiguous problems; strong frontend (TypeScript/Next/React) and backend (Python/FastAPI/PostgreSQL); cloud (GCP); familiarity with LLMs; UX/tools like Figma; customer-facing communication.
TypeScript, Next.js, React, Python, FastAPI, PostgreSQL, Google Cloud Platform, Figma, Claude Design, CrewAI, Pydantic AI