Senior Full-Stack Engineer (React + Java) — Remote

3Pillar Global, Inc.; Northern (KY); Remote; USD 120,000 - 160,000; Full time

Job summary

3Pillar Global, Inc. is seeking a Senior Software Engineer to contribute to a modern full-stack platform using React on the frontend and Java with Spring Boot on the backend.

Join a remote-first, globally distributed team focused on high-quality code, agile delivery, and AI-assisted development within Avalon engagement.

You'll collaborate with stakeholders, implement scalable UI components, REST APIs, and rigorous testing while shaping best practices across projects.

Qualifications

• Minimum 5+ years of experience in UI/Frontend and backend development.
• Strong expertise with React, Java, and Spring Boot within enterprise contexts.
• Experience delivering secure, scalable REST APIs and modern front-end tooling.

Responsibilities

• Facilitate communication with client stakeholders on project status and recommendations.
• Craft client code that is efficient, performant, testable, scalable, secure, and high quality.
• Participate in planning, estimation, requirements gathering, and feature presentation.
• Engage in agile ceremonies and contribute to engineering practice and CoPs.
• Drive project delivery with autonomy from concept to deployment.

Skills

Senior software engineer

Tools

Vite

Material UI

MUI Data Grid

Emotion

Redux Toolkit

React Redux

React Context

Axios

Okta React

Okta Auth JS

Vitest

React Testing Library

ESLint

Prettier

Husky

lint-staged

Nginx

Spring Boot 4

Spring Web MVC

Spring Data JPA

Hibernate

Microsoft SQL Server

H2

Okta OAuth 2.0

Spring Security

Gradle

JUnit 5

Mockito

AssertJ

Spring Boot Test

JaCoCo

Log4j2

Spring Boot Actuator

ShedLock

AWS SDK

AWS ECS/Fargate

AWS S3

CloudFormation

Harness

Snyk

CloudWatch

OpenSearch

Git

GitHub

GitHub Actions

OpenSpec

Copilot

Job description

3Pillar Global, Inc. is seeking a Senior Software Engineer to contribute to a modern full-stack platform using React on the frontend and Java with Spring Boot on the backend.

Join a remote-first, globally distributed team focused on high-quality code, agile delivery, and AI-assisted development within Avalon engagement.

You'll collaborate with stakeholders, implement scalable UI components, REST APIs, and rigorous testing while shaping best practices across projects.