Top 3719 Library applications developer Jobs

Full-Stack Engineering (Python and React only) -Contractor Role – PIU Based Compensation (No Salary)
FactfindersPro —Remote
- Full-time
- Remote
- Java
- AWS
- US work authorization
- Flextime
- Work from home
Quick Apply
Program Developer
Wheeling-Nippon Steel —Follansbee, WV
- From $85,000 a year
- Full-time
- Computer science
- Computer Science
- Software troubleshooting
- Paid time off
Quick Apply
2d
BVT Analyst_04/28/2026
WFNQASD5 —Anchorage, AK
- $300 - $700 a year
- Full-time
- Computer science
- Azure
- Computer Science
Quick Apply
React Developer
RenaissanceTech —Dublin, OH
- $85,000 - $110,000 a year
- Full-time
- Hybrid work
- 5 years
- Writing skills
- ERP systems
- Health insurance
- Dental insurance
Quick Apply
Senior Java Software Engineer – TS/SCI Poly Required
Arrona Tech LLC —Hanover, MD
- $180,000 - $230,000 a year
- Full-time
- 18 years or older
- Microsoft Excel
- Computer Science
- 401(k)
- Paid time off
Quick Apply
Senior Artificial Intelligence (AI) Developer
Amtelco —McFarland, WI
- Full-time
- Hybrid work
- Background check
- Azure
- Computer Science
- Health savings account
- Health insurance
Quick Apply
Senior Autonomous Navigation Engineer
Intrepidus Talent Solutions —Melbourne, FL
- $130,000 - $175,000 a year
- Full-time
- Background check
- 7 years
- Computer Science
- Health insurance
- Dental insurance
Quick Apply
5d
BVT Analyst_04/30/2026
WFNQASD5 —Anchorage, AK
- $300 - $700 a year
- Full-time
- Computer science
- Azure
- Computer Science
Quick Apply
BVT Analyst_04/27/2026
WFNQASD5 —Anchorage, AK
- $300 - $700 a year
- Full-time
- Computer science
- Azure
- Computer Science
Quick Apply
Senior Developer
BuildingReports.com —Remote
- From $100,000 a year
- Full-time
- Remote
- Background check
- Computer Science
- System design
- Health savings account
- Health insurance
Quick Apply
Senior Developer/Analyst - Information Services
Bay Cove Human Services —Boston, MA
- $90,000 - $100,000 a year
- Full-time
- Management
- SQL
- Mentoring
Quick Apply
Senior Full Stack Engineer
General Dynamics Information Technology —Arlington, VA
- $147,050 - $198,950 a year
- Hybrid work
- Computer science
- Computer Science
- Office
- Paid time off
- 401(k) matching
BVT Analyst_05/01/2026
WFNQASD5 —Anchorage, AK
- $300 - $700 a year
- Full-time
- Computer science
- Azure
- Computer Science
Quick Apply
Web Application Developer - Senior: TS required to apply; Washington DC + Hybrid
Bow Wave LLC —Washington, DC
- $115,000 - $130,000 a year
- Full-time
- Hybrid work
- 8 years
- Bachelor's degree
- JavaScript
- Disability insurance
- Dental insurance
Quick Apply
BVT Analyst_04/26/2026
WFNQASD5 —Anchorage, AK
- $300 - $700 a year
- Full-time
- Computer science
- Azure
- Computer Science
Quick Apply
BVT Analyst_04/24/2026
WFNQASD5 —Anchorage, AK
- $300 - $700 a year
- Full-time
- Computer science
- Azure
- Computer Science
Quick Apply
BVT Analyst_04/29/2026
WFNQASD5 —Anchorage, AK
- $300 - $700 a year
- Full-time
- Computer science
- Azure
- Computer Science
Quick Apply
Principal Test Engineer (SDET)
Navy Federal Credit Union —Vienna, VA
- $110,500 - $141,600 a year
- Online Application
- Computer science
- Azure
- Computer Science
Senior Software Engineer / Data Scientist (Training Systems)
Leidos —Chantilly, VA
- $154,050 - $278,475 a year
- Full-time
- Computer Science
- System design
- 8 years
Application Security Engineer
Wolfe, LLC —Pittsburgh, PA
- $110,000 - $120,000 a year
- Full-time
- Computer science
- Computer Science
- Mid-level
- Disability insurance
- Health insurance

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Full-Stack Engineering (Python and React only) -Contractor Role – PIU Based Compensation (No Salary)

FactfindersPro
Remote

Quick Apply

Job Details

Full-time | Contract

Benefits

Flextime
Work from home

Qualifications

AI models
MVC
Engineering development testing
React
Application Architecture Design (Architecture design skill)
Public Cloud
JavaScript frameworks
AWS
Machine learning frameworks
Developer tools
Python
Design (software development lifecycle)

Full Job Description

Role: Sr. Full Stack Developer

Role Overview:

Fact Finders Pro is dedicated to combating misinformation and restoring trust in the digital age. We are developing a fact-checking application powered by generative AI to help users verify information across diverse domains.

Our app development team integrates Large Language Models (LLMs) into the application to deliver business logic, refine outputs, and create a seamless user experience. Developers will leverage vibe-coding tools to optimize code creation and application management.

Role and Responsibilities

As a Full Stack Developer, you will:

· Develop and maintain the application using React for the front end, Agentic workflows and back-end integrations using APIs, and MCP.

· Integrate frontend applications with backend REST APIs, ensuring reliable data flow.

Write and maintain unit and integration tests using frameworks like Jestor React Testing Library.

· Collaborate with the team to design, implement, and test features that interact with LLMs.

· Optimize generative AI technology integration into application workflows.

· Write clean, maintainable, and testable code adhering to best practices.

· Conduct unit testing using frameworks like Pytest to ensure high-quality code.

· Apply software and AI design patterns and architectural principles commonly found in Java and NET frameworks.

Mandatory Skills and Qualifications

· Proficiency in Python and React.

· Strong understanding of software design patterns, particularly MVC.

· Familiarity with unit testing frameworks in Python, such as Pytest.

· Ability to work as a self-starter in a remote environment with limited supervision.

· Experience deploying or architecting applications in AWS Cloud environment.

Preferred Skills

· Experience with Machine Learning (ML) algorithms and ML engineering.

· Knowledge of generative AI tools and methodologies.

· Familiarity with the application of generative AI in software development.

· Familiarity with developing Agentic applications leveraging Crew, LangChain or a similar framework.

Interested candidate, please share your updated CV with us at [email protected]

Below is the PIU note to be added under Additional Information in the Job Description:

This role is structured as a contract engagement and includes participation in the company’s Profits Interest Unit (PIU) program. PIUs provide contributors the opportunity to share in the future growth and success of the company as key milestones are achieved. Units vest based on the successful completion of agreed project deliverables and represent participation in future profit and value appreciation above a defined threshold. Please note that this is an independent contractor role and does not include employee benefits.

Benefits:

Flextime
Work from home

Application Question(s):

Is your visa status H1b or F1?
Do you have a employer ?
Do you need any sponsorship now or in future to continue to work with us ?

Work Location: Remote

Quick Apply

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