Senior Fullstack Engineer (Java/Node/React) – Remote, Flexible

Compass International Holdings; United States; Remote; PHP 6,313,000 - 12,626,000; Part time

Benefits offered by this job

USD fixed monthly compensation (though

Paid local national holidays

Flexible time off

Mac equipment provided

High-visibility projects

Collaborative engineering culture

Job summary

Compass International Holdings is seeking a Sr Fullstack Engineer (Java, Node, React, TypeScript) for remote-based work across Argentina, Uruguay or Mexico. You will design back-end services, migrate legacy Node/TS to Java, and apply AI coding tools to streamline development while supporting full-stack needs with React.

They require 7+ years in software engineering, fluent English, and strong Java/Spring Boot experience, plus AWS serverless and PostgreSQL skills.

Qualifications

• 7+ years of professional software engineering with backend focus.
• English fluent written and spoken.
• Experience building production services with Java and Spring Boot.
• Experience with legacy system modernization; reimplementing Node.js/TypeScript in Java.
• Strong AWS serverless and event-driven architecture experience.
• Solid PostgreSQL knowledge; SQL and data modeling skills.
• Familiar with agentic AI coding tools (e.g., Claude Code).
• BS in Computer Science or equivalent.

Responsibilities

• Design & build production backend services using Java/Spring Boot.
• Lead legacy migrations from Node.js/TypeScript to Java.
• Maintain testing discipline with unit and integration tests (JUnit).
• Leverage AWS serverless tech (Lambda, ECS, SNS) for scalable services.
• Apply agentic AI coding tools to coding and testing workflows.
• Contribute to full-stack initiatives using React where applicable.

Skills

Java

Spring Boot

AWS

PostgreSQL

React

TypeScript

Node.js

AI tools

Education

BS in Computer Science

Tools

Node.js

TypeScript

React

Spring Boot

AWS Lambda

ECS

SNS

PostgreSQL

MongoDB

MS SQL

Job description

Compass International Holdings is seeking a Sr Fullstack Engineer (Java, Node, React, TypeScript) for remote-based work across Argentina, Uruguay or Mexico. You will design back-end services, migrate legacy Node/TS to Java, and apply AI coding tools to streamline development while supporting full-stack needs with React.

They require 7+ years in software engineering, fluent English, and strong Java/Spring Boot experience, plus AWS serverless and PostgreSQL skills.