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Junior Fastapi Developer Jobs in Plainsboro, NJ (NOW HIRING)

Hexacorp

Dot Net Developer

Holmdel, NJ · On-site

$54 - $71.25/hr

Provides technical guidance to junior programmers and other software engineers. * Ability to ... Leverage advanced knowledge of Python open-source software stack such as FastAPI, Flask, Django ...

KPF

Data & Systems Developer Intern

New York, NY · On-site

$22 - $25/hr

You will work closely with our AI Systems Engineer and Junior Data & Systems Developer ... Contribute to simple internal web applications and dashboards built with Flask or FastAPI * Help ...

Citigroup, Inc.

Lead Generative AI Developer

New York, NY · On-site

$176K - $265K/yr

Technical Leadership: Mentor junior developers, lead code reviews, and contribute to GenAI ... Expert-level Python proficiency - including async programming, API development (FastAPI, Flask ...

Citi

Senior Generative AI Developer

New York, NY

$142K - $213K/yr

Technical Leadership: Mentor junior developers, lead code reviews, and contribute to GenAI ... Expert-level Python proficiency - including async programming, API development (FastAPI, Flask ...

Citi

Lead Generative AI Developer

New York, NY

$176K - $265K/yr

Technical Leadership: Mentor junior developers, lead code reviews, and contribute to GenAI ... Expert-level Python proficiency - including async programming, API development (FastAPI, Flask ...

Traversal

AI Engineer - Backend

New York, NY · On-site

$150K - $300K/yr

Provide technical leadership and mentorship to junior engineers, helping to grow a strong backend ... Strong experience with Python and web frameworks such as FastAPI. * Experience deploying ...

Focused

Lead Agent Engineer (Langchain)

New York, NY · On-site

$220K - $300K/yr

Mentored a junior dev through their first pairing and TDD session * Built and deployed a full stack ... FastAPI backend * Facilitated an architecture spike to evaluate vector database options for ...

Focused

Lead Agent Engineer (Langchain)

New York, NY · On-site

$220K - $300K/yr

Mentored a junior dev through their first pairing and TDD session * Built and deployed a full stack ... FastAPI backend * Facilitated an architecture spike to evaluate vector database options for ...

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All JobsFastapi Developer JobsJunior Fastapi Developer JobsJunior Fastapi Developer Jobs in Plainsboro, NJ

Junior Fastapi Developer information

See Plainsboro, NJ salary details

$24.6K

$91.1K

$140.7K

How much do junior fastapi developer jobs pay per year?

As of Sep 5, 2026, the average yearly pay for junior fastapi developer in Plainsboro, NJ is $91,064.00, according to ZipRecruiter salary data. Most workers in this role earn between $68,600.00 and $89,000.00 per year, depending on experience, location, and employer.

What is a Junior FastAPI Developer?

Junior FastAPI Developers are entry-level software engineers who specialize in building web applications and APIs using FastAPI, a modern Python web framework. They are responsible for writing, testing, and maintaining backend code, often under the guidance of more experienced developers. Their tasks typically include developing RESTful APIs, integrating databases, and ensuring application performance and security. Junior FastAPI Developers usually have a basic understanding of Python, web technologies, and REST principles. They play an important role in supporting projects, learning best practices, and growing their technical skills.

What are the key skills and qualifications needed to thrive as a Junior FastAPI Developer?

To thrive as a Junior FastAPI Developer, you need foundational knowledge of Python programming, RESTful API concepts, and experience working with FastAPI frameworks, supported by a relevant degree or coding bootcamp. Familiarity with Git for version control, SQL or NoSQL databases, and containerization tools like Docker is typically expected. Strong problem-solving skills, eagerness to learn, and effective communication make candidates stand out in collaborative development environments. These competencies ensure efficient, high-quality API development and seamless teamwork in agile software projects.

What are some typical challenges a Junior FastAPI Developer may face when joining a new team?

As a Junior FastAPI Developer, you may encounter challenges such as adapting to established codebases, understanding the team's API design patterns, and ensuring your code aligns with both FastAPI best practices and your organization's standards. Collaborating closely with senior developers and participating in code reviews can help accelerate your learning process. Additionally, you may need to quickly familiarize yourself with related tools such as Docker, Git, and testing frameworks, as well as the team's workflow for deploying and maintaining APIs in production environments.

What is the difference between Junior Fastapi Developer vs Junior Python Developer?

AspectJunior Fastapi DeveloperJunior Python Developer
Required CredentialsBasic Python knowledge, familiarity with FastapiBasic Python knowledge, possibly some frameworks
Work EnvironmentWeb backend development, API creationGeneral software development, scripting
Employer & Industry UsageTech companies, startups, web servicesBroad industry, including data analysis, automation
Common Search & ComparisonYesYes

The main difference is that a Junior Fastapi Developer specializes in building APIs using Fastapi, while a Junior Python Developer has broader Python programming skills without specific focus on web APIs. Fastapi developers typically work in web backend environments, whereas Python developers may work across various domains.

What are the most commonly searched types of Fastapi Developer jobs in Plainsboro, NJ?

The most popular types of Fastapi Developer jobs in Plainsboro, NJ are:

What are popular job titles related to Junior Fastapi Developer jobs in Plainsboro, NJ?

For Junior Fastapi Developer jobs in Plainsboro, NJ, the most frequently searched job titles are:

What cities near Plainsboro, NJ are hiring for Junior Fastapi Developer jobs?

Cities near Plainsboro, NJ with the most Junior Fastapi Developer job openings:

Junior Fastapi Developer jobs near you
Infographic showing various Junior Fastapi Developer job openings in Plainsboro, NJ as of August 2026, with employment types broken down into 78% Full Time, 6% Part Time, and 16% Contract. Highlights an 83% Physical, 4% Hybrid, and 13% Remote job distribution, with an average salary of $91,064 per year, or $43.8 per hour.

Dot Net Developer

Hexacorp

Holmdel, NJ • On-site

$54 - $71.25/hr

Other

Posted 15 days ago

Job description

Job Description
We are seeking a highly experienced Principal Engineer – GenAI with proven experience in software development and system maintenance. The ideal candidate will have a strong background in N-tiered applications, multi-tier architecture, and scalable system design while leveraging GenAI technologies to develop innovative solutions.
Responsibilities

  • Accountable for leading application development supporting business objectives while demonstrating independence in software development lifecycle phases from concept and design to testing.
  • Lead new and existing applications along with enhancements to applications and infrastructure.
  • Perform hands-on coding while designing and architecting data processing and analytics solutions.
  • Serve as a liaison to internal customers, research groups and various business support areas.
  • Provides technical guidance to junior programmers and other software engineers.
  • Ability to troubleshoot and maintain mid-level to complex applications .
    Qualifications
     8+ years of proven experience in software development and system maintenance.
  • Lead the implementation of GenAI systems, ensuring they are robust, secure, and performant is must.
  • Hands on experience in C#,
  • Hands on experience in .NET Core
  • Leverage advanced knowledge of Python open-source software stack such as FastAPI, Flask, Django, and Django REST Framework.
  • Ability to learn and adapt to continuously changing technology.
  • Working Knowledge on Python is a PLUS
  • Should have AWS experience preferably.
  • Demonstrated experience with N-tiered applications and multi-tier architecture.
  • Highly experienced at developing elegant-yet-simple systems using best practices and design patterns.
  • Highly experienced with multi-threading, memory management, networking, I/O concepts, and performance aspects of common classes and algorithms.
  • Develop and design scalable and efficient GenAI solutions tailored to our requirements
  • Experience building and deploying AI agents using AWS Strands Agents and AWS Bedrock AgentCore.
  • Strong understanding of Agentic AI concepts including tool orchestration, callback handlers, memory management, and multi-agent workflows.
  • Understanding of Responsible AI practices including AI guardrails, hallucination mitigation, prompt security.
  • Design, develop, and deploy GenAI solutions using AWS Bedrock services, including model selection, fine-tuning, and integration with enterprise applications.
  • Experience working with RAG technologies and LLM frameworks, LLM model registries (Hugging    Face), LLM APIs, embedding models, and vector databases.
  • Experience working on all aspects of enterprise-scale implementation for AI/GenAI solutions, including architecture, design, security, infrastructure, MLOps/GenAIOps
  • Highly experienced at leading teams, interacting with business partners or customers, and guiding project direction.
  • Excellent understanding of object-oriented design concepts and software development processes and methods.
  • Superior organization skills, skilled at recognizing priorities and keeping a team focused most important features.
  • Must have passion for development and latest technologies.
  • Leadership and ability to guide design and technical meetings.
  • Demonstrated ability to work independently with minimal supervision.

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