Java Full Stack Developer with credit card payments industry development experience

Amtex Enterprises Inc.; Princeton (NJ); Remote; USD 83,000 - 124,000; Full time

Job summary

Amtex Enterprises Inc. is seeking a Java Full Stack Developer for a 6-month remote contract focused on upgrading a Payments/Billing system. You must be US-based and able to work EST/CST hours.

The role requires hands-on experience with Java, Spring Boot, React, REST APIs, AWS, and databases (SQL, Oracle, PostgreSQL). You will contribute to migration and integration work for payment systems.

Qualifications

• Recent credit card payments industry development experience.
• Full-stack development experience across frontend and backend.
• Proficiency in Java and Spring Boot frameworks.
• Proficiency in React and JavaScript, plus REST APIs.
• Experience with AWS Cloud services and databases (SQL/Oracle/PostgreSQL).
• Experience developing or migrating payment systems or SaaS apps.

Skills

credit card payments

full-stack development

Java/Spring Boot

React/JavaScript

REST APIs

AWS Cloud

SQL/Oracle/PostgreSQL

experience migrating apps

cloud-native SaaS

Job description

Job Title: Java Full Stack Developer with credit card payments industry development experience

Duration: 6-month contract

Location: remote – person has to be US-based; willing to work EST/CST preferred

2 Openings

This is for a system upgrade/migration of a Payments/Billing system, so all candidates MUST have prior experience developing/migrating applications for payment systems previously.

Must Have:

• Recent credit card payments industry development experience — this is required
• Full-stack development experience
• Java / Spring Boot
• React / JavaScript
• REST APIs
• AWS Cloud
• SQL, Oracle and/or PostgreSQL
• Experience developing or migrating applications/systems
• Cloud-native SaaS experience preferred

Candidates will be required to complete technical assessments and interviews as part of the hiring process.