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Python Fastapi Developer Jobs in Downingtown, PA

Percient Inc.

Agentic AI

Wilmington, DE · On-site

Extensive experience building AI applications using Python (FastAPI, Flask, LangChain/LlamaIndex ... Mentor engineering teams and drive engineering excellence across the complete SDLC.

SID Global Solutions

AI Lead Developer

Exton, PA · On-site

$57 - $74.50/hr

AI Lead Developer - Agentic AI & GenAI Solutions Location: Exton, PA Onsite Employment Type ... Build scalable APIs and AI microservices using Python, FastAPI, andcloud-native architectures.

SID Global Solutions

AI Lead Developer

Exton, PA · On-site

$57 - $74.50/hr

AI Lead Developer - Agentic AI & GenAI Solutions Location: Exton, PA Onsite Employment Type ... Build scalable APIs and AI microservices using Python, FastAPI, and cloud-native architectures.

Triunity Software

Python Developer

Wilmington, DE · On-site

$48.75 - $67.25/hr

Job Title Python Full Stack Developer (Python FSD) Location Wilmingto, DE Columbus, OH Role ... Django, Flask, or FastAPI . * Solid frontend skills in React or Angular , with TypeScript, HTML5 ...

SID Global Solutions

AI Lead Engineer

Exton, PA · On-site

$98K - $130K/yr

Exton, PA Onsite Employment Type: Full-Time We are seeking a hands-on AI Lead Developer to ... Build scalable APIs and AI microservices using Python, FastAPI, and cloud-native architectures.

Chathamfinancial

Senior Software Engineer

Kennett Square, PA · On-site

$100K - $140K/yr

Chatham Financial is looking for a Senior Software Engineer to join our Technology Engagements team ... Python (FastAPI or similar frameworks), JavaScript, TypeScript, React * Solid experience with SQL ...

J.P. Morgan

Lead Software Engineer

Wilmington, DE

Experience in building microservices using Java/Spring Boot and Python/Fastapi/Flask * Experience ... Completed AWS Developer or Solution Architect Certificationâ * Excellent problem-solving skills ...

JP Morgan Chase

Lead Software Engineer

Wilmington, DE · On-site

Experience in building microservices using Java/Spring Boot and Python/Fastapi/Flask * Experience ... Completed AWS Developer or Solution Architect Certification * Excellent problem-solving skills and ...

Triunity Software

React Developer

Wilmington, DE · On-site

... Python/Django/FastAPI , etc.) to implement business logic and services. * p]:pt-0 [&>p]:mb-2 [&>p ... QA, and other engineers in an Agile/Scrum environment. * p]:pt-0 [&>p]:mb-2 [&>p]:my-0 ...

Chathamfinancial

AI Solutions Architect

Kennett Square, PA · On-site

$61 - $80.25/hr

... DevOps, and security teams to support infrastructure provisioning, environment setup, access approvals, and CI/CD implementation. * Bridge architectural considerations across Python/FastAPI/Azure ...

Chatham Financial

AI Solutions Architect

Kennett Square, PA · On-site

$61 - $80.25/hr

... DevOps, and security teams to support infrastructure provisioning, environment setup, access approvals, and CI/CD implementation. * Bridge architectural considerations across Python/FastAPI/Azure ...

PurpleLab Inc

Senior Software Engineer

Wayne, PA · On-site

$135K - $165K/yr

This role requires the application of expertise in Python, Natural Language Processing (NLP), and ... Experience with APIs and microservices frameworks (FastAPI, Flask, Django). * Proficiency in Git ...

Xactus

AI Engineer

Broomall, PA · On-site +1

Strong Python and FastAPI. SQL expertise. RAG and semantic search experience. Software engineering discipline (testing, code review, CI/CD). * Highly Preferred: AWS Bedrock, Codex/code generation ...

Aumni

Applied AI/ML - Vice President

Wilmington, DE · On-site

$120 - $160/hr

Proficiency in programming languages like Python for model development, experimentation, and ... tools (Airflow, FastAPI, etc.) and architectural design, implementation, and performance ...

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All JobsPython Fastapi Developer JobsPython Fastapi Developer Jobs in Downingtown, PA

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How much do python fastapi developer jobs pay per hour?

As of Aug 26, 2026, the average hourly pay for python fastapi developer in Downingtown, PA is $60.78, according to ZipRecruiter salary data. Most workers in this role earn between $50.10 and $69.04 per hour, depending on experience, location, and employer.

What is a Python FastAPI developer?

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 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 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.

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Cities near Downingtown, PA with the most Python Fastapi Developer job openings:

Python Fastapi Developer jobs near you

Agentic AI

Wilmington, DE • On-site

Percient Inc.
See more jobs at Percient Inc.external

Other

Posted 5 days ago

Job description

Job Title: Agentic AI Engineer Location: Wilmington, DE

Job Decsription:

  • 12+ years of software engineering experience with strong expertise in Python, react, AWS.
  • Candidate should be owning end-to-end delivery with minimal supervision.
  • Extensive experience building AI applications using Python (FastAPI, Flask, LangChain/LlamaIndex) and TypeScript (Node.js, NestJS, Express) for backend services, AI agents, and orchestration layers.
  • Strong expertise in Agentic AI architecture, including agent design patterns, multi-agent systems, planning, reasoning, memory management, tool/function calling, and workflow orchestration.
  • Hands-on experience with orchestration frameworks such as LangGraph, CrewAI, AutoGen, Semantic Kernel, OpenAI Agents SDK, or similar enterprise AI frameworks
  • Hands-on experience designing and implementing Agentic AI solutions, autonomous workflows, and enterprise AI applications.
  • Experience building Retrieval-Augmented Generation (RAG), vector database integrations, tool calling, function calling, and LLM-based applications.
  • Ability to independently own user stories from requirement analysis through development, unit testing, peer reviews, Dev/UAT testing, deployment, and production support.
  • Experience developing scalable APIs, microservices, and cloud-native AI solutions on AWS.
  • Strong understanding of prompt engineering, AI governance, observability, evaluation frameworks, and model optimization.
  • Collaborate with Product Owners, Architects, Data Scientists, and Platform teams to deliver enterprise AI capabilities.
  • Mentor engineering teams and drive engineering excellence across the complete SDLC.

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