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Python Fastapi Developer Jobs in New Jersey (NOW HIRING)

Sarian, Inc.

Python Developer

Pennington, NJ · On-site

$50.75 - $70/hr

Python Developer Must Have Technical/Functional Skills ... Core Python, Flask, GraphQL, FASTAPI, React, MUI. * Next.JS, Remix, Tailwind. * Microservices ...

Centraprise

Python Developer

Pennington, NJ · On-site

$50.75 - $70/hr

Python Developer Job Location : Pennington NJ (ONSITE) Job Type : Full-Time Must Have Technical/Functional Skills Core Python, Flask, GraphQL, FASTAPI, React, MUI, Next.JS, Remix, Tailwind ...

Sarian, Inc.

Python Developer

Jersey City, NJ · On-site

$52.50 - $72.25/hr

Core Python, Flask, GraphQL, FASTAPI, React, MUI, Next.JS, Remix, Tailwind, Microservices, Linux, PostgreSQL & Podman Roles & Responsibilities * Understand Client Requirement & Translate in ...

Centraprise

Python Developer

Pennington, NJ · On-site

$50.75 - $70/hr

Python Developer Job Location : Pennington, NJ / Plano TX (ONSITE) Job Type : Full-Time Must Have ... Python, Flask, GraphQL, FASTAPI, React, MUI, Next.JS, Remix, Tailwind, Microservices, Linux ...

Virtusa

Python Developer

Jersey City, NJ · On-site

$52.50 - $72.25/hr

... programming Experience with at least one major Python web framework (Django, Flask, or ... FastAPI) Strong understanding of RESTful API design and development Experience with relational ...

Virtusa

Python Developer

Jersey City, NJ

$52.50 - $72.25/hr

... programming Experience with at least one major Python web framework (Django, Flask, or ... FastAPI) Strong understanding of RESTful API design and development Experience with relational ...

Tata Consultancy Services

Python Developer

Pennington, NJ · On-site

$50.75 - $70/hr

They are seeking a Python Developer who will be responsible for understanding client requirements ... Required : • Core Python • Flask • GraphQL • FASTAPI • React • MUI • Next.JS • ...

Alpha Consulting Corp.

Python AI Dev

Jersey City, NJ · On-site

$55 - $75.75/hr

Alpha Consulting Corp. is seeking a Python AI Engineer for a contract position. The role involves ... FastAPI, Flask, or Django • Strong SQL and database skills • Cloud experience (AWS, Azure, or ...

New

Scalence L.L.C.

Python AI Dev

Jersey City, NJ · On-site

$55 - $75.75/hr

C. is seeking a Python AI Engineer for a contract position. The role involves developing AI ... FastAPI, Flask, or Django • Strong SQL and database skills • Cloud experience (AWS, Azure, or ...

New

Siri InfoSolutions Inc

Python Developer

Pennington, NJ · On-site

$110K - $120K/yr

Based on your experience, I believe you could Python Developer with one of our clients, through an ... GC EAD,GC,US Citizen Must Have Technical/Functional Skills Core Python, Flask, GraphQL, FASTAPI ...

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Python Fastapi Developer information

What is a Python FastAPI Developer job?

A Python FastAPI Developer is responsible for designing, developing, and maintaining backend applications using FastAPI, a modern web framework for building APIs with Python. They work on creating high-performance APIs, integrating with databases, implementing authentication, and ensuring scalability. This role often involves working with asynchronous programming, cloud services, and containerization tools like Docker. Developers collaborate with teams to create efficient, secure, and well-documented API endpoints for web and mobile applications.

What are the key skills and qualifications needed to thrive in the Python Fastapi Developer position, and why are they important?

To thrive as a Python FastAPI Developer, you need strong proficiency in Python programming, experience designing RESTful APIs with FastAPI, and a background in web development concepts. Familiarity with version control systems like Git, containerization tools such as Docker, and knowledge of cloud platforms or SQL/NoSQL databases are commonly required, and certifications in cloud services or Python development can be advantageous. Excellent problem-solving skills, effective communication, and the ability to collaborate in agile teams help developers contribute efficiently to complex projects. These competencies ensure robust, scalable backend solutions and smooth coordination within development teams to meet business goals.

What are some typical daily tasks for a Python FastAPI Developer?

A Python FastAPI Developer typically spends their day designing, developing, and maintaining RESTful APIs to support web or mobile applications. This involves writing clean and efficient Python code, collaborating with frontend developers or other backend engineers to integrate new features, and ensuring the application meets performance and security standards. Developers also participate in code reviews, debugging, and continuous integration processes, while regularly communicating with product managers or stakeholders to align on project requirements. Staying up to date with FastAPI enhancements and industry best practices is also a common part of the role.

What are popular job titles related to Python Fastapi Developer jobs in New Jersey? For Python Fastapi Developer jobs in New Jersey, the most frequently searched job titles are:
What job categories do people searching Python Fastapi Developer jobs in New Jersey look for? The top searched job categories for Python Fastapi Developer jobs in New Jersey are:
What cities in New Jersey are hiring for Python Fastapi Developer jobs? Cities in New Jersey with the most Python Fastapi Developer job openings:
Python Fastapi Developer jobs near you
Infographic showing various Python Fastapi Developer job openings in New Jersey as of June 2026, with employment types broken down into 50% Internship, and 50% Contract. Highlights an 100% In-person job distribution.

(W2 Only)-NO HB- Python Developer/Payments/CC or Debit Card - JPMC - ONSITE/Jersey City

Algo Soft Solutions LLC

Jersey City, NJ

$52.50 - $72.25/hr

Other

Posted 18 days ago

Job description

Candidates must Architect and develop Python microservices and APIs integrating with Visa, Mastercard, and debit networks (Interlink, Pulse, NYCE, STAR) CANDIDATES MUST HAVE RECENT EXPERIENCE IN BANKING AND SUPPORTING CREDIT CARD PROJECTS

CANDIDATES MUST HAVE RECENT LOCAL PROJECTS IN THE NY/NJ AREA.

Job Description:

 JPMorgan Chase is seeking a Principal Engineer for our Card Services Technology organization. You will own the application architecture of our card network platforms — designing, building, and evolving the Python-based services that power Chase''s credit and debit card processing. You''ll write production code, set engineering standards, and be accountable for the technical quality of software that processes billions of transactions annually.

Responsibilities

  • Architect and develop Python microservices and APIs integrating with Visa, Mastercard, and debit networks (Interlink, Pulse, NYCE, STAR)
  • Own application design across core domains: authorization, clearing, settlement, dispute management, and fraud
  • Define data models, event schemas, and API contracts across card processing platforms
  • Lead architecture reviews and produce ADRs for new capabilities and modernization efforts
  • Build internal frameworks, libraries, and SDKs used across card technology teams
  • Establish Python engineering standards — code structure, testing, CI/CD, observability, and API design
  • Drive decomposition of legacy and mainframe-adjacent systems into clean service-oriented architectures
  • Mentor staff and senior engineers on design patterns and software craftsmanship

Required Qualifications

  • 10+ years of software engineering; 5+ years at principal-level or above
  • Expert Python: FastAPI, asyncio, Pydantic, SQLAlchemy, pytest
  • Strong application architecture background — microservices, event-driven design, DDD, clean/hexagonal architecture
  • Solid understanding of card network processing: authorization flows, ISO 8583, clearing, settlement, chargebacks
  • Experience building high-throughput, low-latency distributed systems in production
  • Proficiency with Kafka or equivalent async messaging patterns
  • Strong written and verbal communication; able to align technical and business stakeholders

Preferred Qualifications

  • Card network certification experience (Visa, Mastercard, PIN debit)
  • Familiarity with tokenization (EMVCo), 3-D Secure, or digital wallet integrations
  • Cloud development on AWS, Google Cloud Platform, or Azure with Kubernetes/Docker
  • Background modernizing legacy payment platforms
  • Experience authoring enterprise-level engineering RFCs or technical standards

Tech Stack

Python · FastAPI · Pydantic · SQLAlchemy · Celery · pytest · Apache Kafka · PostgreSQL · Oracle · Redis · Kubernetes · AWS · Terraform · GitHub Actions · Splunk · Dynatrace

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