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Senior Fastapi Developer Jobs in New Jersey (NOW HIRING)

Accord Technologies Inc.

Senior AI Engineer

Piscataway, NJ · On-site

$106K - $146K/yr

Senior AI Engineer Location: Piscataway, NJ (Hybrid from day one) Local to NJ candidates are ... Develop APIs and endpoint services using FastAPI or Flask. * Collaborate with offshore teams to ...

VeridianTech

$140K - $145K/yr

Job Title: Sr/ AI/ML Engineer (GenAI & Agentic AI) Duration: Full Time Location : Whippany, NJ ... Build scalable AI services using Python, FastAPI/Flask, and cloud platforms (Azure/AWS/Google Cloud ...

Judge Group, Inc.

Senior AI Engineer

Paramus, NJ

$105K - $145K/yr

Senior AI Engineer (Google AI & GenAI) We're looking for a Senior AI Engineer with strong ... Develop backend APIs (FastAPI/Node.js) and modern frontends (React/Angular) * Implement semantic ...

Peraton

SENIOR AI/ML SOFTWARE ENGINEER

Basking Ridge, NJ · On-site

$126K - $166K/yr

They are seeking a Senior AI/ML Software Engineer to design, build, and ship AI-powered systems for ... FastAPI/Python backends, React frontends, Docker containerization, and PostgreSQL • A product ...

Peraton Labs

Senior AI/ML Software Engineer

Basking Ridge, NJ · On-site

$126K - $166K/yr

They are seeking a Senior AI/ML Software Engineer to design, build, and ship AI-powered systems for ... FastAPI/Python backends, React frontends, Docker containerization, and PostgreSQL • A product ...

Peraton

Senior AI/ML Software Engineer

Woodbridge, NJ

$146K - $234K/yr

Senior AI/ML Software Engineer Job Locations US-NJ-Basking Ridge | US-NJ-Red Bank | US-NJ ... Develop full-stack product features (FastAPI + React) that surface AI capabilities to users - from ...

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Senior Fastapi Developer information

What does a Senior FastAPI Developer do?

A Senior FastAPI Developer designs, develops, and maintains backend web applications using the FastAPI framework in Python. They are responsible for building scalable APIs, optimizing performance, ensuring security best practices, and integrating with databases and external services. Senior developers also mentor junior team members, contribute to architecture decisions, and collaborate closely with front-end engineers and stakeholders to deliver robust software solutions.

What are some common challenges faced by Senior FastAPI Developers when scaling applications, and how can these be addressed?

Senior FastAPI Developers often encounter challenges related to managing high concurrency, optimizing API performance, and ensuring robust security as applications scale. To address these, it’s important to implement asynchronous programming practices, leverage efficient database queries, and utilize API gateways for better traffic management. Collaboration with DevOps and QA teams is also essential to automate deployments and monitor system health, ensuring smooth scaling and reliable user experiences.

What are the key skills and qualifications needed to thrive as a Senior FastAPI Developer, and why are they important?

To thrive as a Senior FastAPI Developer, you need deep expertise in Python, RESTful API design, and experience building scalable web backends, typically supported by a degree in computer science or related field. Familiarity with FastAPI, Docker, cloud platforms (such as AWS or Azure), and CI/CD tools is highly valued, along with proficiency in testing frameworks. Strong problem-solving, leadership, and communication skills help you collaborate effectively with cross-functional teams and mentor junior developers. These skills enable the delivery of robust, efficient, and maintainable APIs that support business goals and high user demands.
What are the most commonly searched types of Fastapi Developer jobs in New Jersey? The most popular types of Fastapi Developer jobs in New Jersey are:
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Senior Fastapi Developer jobs near you
Infographic showing various Senior Fastapi Developer job openings in New Jersey as of June 2026, with employment types broken down into 100% Full Time. Highlights an 74% In-person, and 26% Remote job distribution.

Fulltime - Senior Generative AI Developer

Futran Tech Solutions Pvt. Ltd.

Jersey City, NJ • On-site

$133K - $179K/yr

Full-time

Posted 25 days ago

Job description

Role: Senior Generative AI Developer
Location: Irving, TX / Tampa, FL/ Jersey City, NJ (3 Days onsite/ week)
Fulltime
Job Description:
We are seeking an experienced Senior Generative AI Developer to design and implement cutting-edge AI solutions leveraging Retrieval-Augmented Generation (RAG) techniques. The ideal candidate will have strong expertise in Python programming, FastAPI, and cloud platforms (AWS, Azure, or GCP). This role requires a deep understanding of system architecture design, scalable APIs, and end-to-end AI solution development.
Key Responsibilities:
Architect and develop Generative AI applications using RAG frameworks for enterprise-scale solutions.
Design and implement robust system architectures for AI-driven platforms ensuring scalability, security, and performance.
Build and optimize APIs using FastAPI for seamless integration with AI models and data pipelines.
Collaborate with cross-functional teams to integrate AI solutions into existing systems and workflows.
Implement data ingestion, preprocessing, and retrieval mechanisms for large-scale knowledge bases.
Ensure compliance with best practices for cloud deployment (AWS, Azure, or GCP).
Conduct performance tuning and optimization of AI models and APIs.
Stay updated with the latest advancements in Generative AI, LLMs, and RAG methodologies.
Required Skills & Qualifications
8+ years of professional experience in software development and system design.
Strong proficiency in Python and experience with FastAPI for API development.
Hands-on experience with Generative AI frameworks and RAG architectures.
Solid understanding of system and architecture design principles for distributed applications.
Experience deploying solutions on any major cloud platform (AWS, Azure, GCP).
Familiarity with vector databases, embedding models, and retrieval pipelines.
Strong problem-solving skills and ability to work in a fast-paced environment.
Preferred Qualifications
Experience with LLM fine-tuning, prompt engineering, and model evaluation.
Knowledge of containerization (Docker) and orchestration (Kubernetes).
Exposure to CI/CD pipelines and DevOps practices.

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