Senior Full-Stack Engineer - React/Java on AWS (EKS)

Feuji Inc; United States; On-site; USD 120,000 - 160,000; Full time

Job summary

Feuji Inc is seeking an experienced full-stack engineer to migrate existing low-code applications to a modern React and Java Spring Boot stack, deployed on AWS EKS. You will convert business logic from SQL Server into Java REST APIs and build the corresponding React frontend, working closely with the platform architect/manager and a small, fast-paced delivery team.

The role requires strong React and Java development, REST API design, containerization with Docker, cloud services on AWS, and CI/CD

Qualifications

• 5+ years of professional software engineering experience.
• Proficient in React with TypeScript and modern frontend patterns.
• Strong Java 17+ and Spring Boot backend experience, REST APIs.
• Experience migrating business logic from stored procedures or legacy systems to Java services.
• Experience with SQL Server and reading complex stored procedures.
• Docker containerization with multi-stage builds and health checks.
• Experience with AWS (EKS, RDS, S3, IAM).
• Helm for Kubernetes deployments.
• Okta / OIDC integration for SPA and API security.
• Unit testing with JUnit 5/Mockito and Jest/RTL.

Skills

5+ years software experience

5+ years React

5+ years Java

REST API design

Docker

AWS

Kubernetes

OIDC/OAuth2

Unit testing

Tools

React

TypeScript

Java

Spring Boot

SQL Server

JUnit 5

Mockito

Jest

Kubernetes (EKS)

AWS (EKS/RDS/S3)

Okta

Job description

Feuji Inc is seeking an experienced full-stack engineer to migrate existing low-code applications to a modern React and Java Spring Boot stack, deployed on AWS EKS. You will convert business logic from SQL Server into Java REST APIs and build the corresponding React frontend, working closely with the platform architect/manager and a small, fast-paced delivery team.

The role requires strong React and Java development, REST API design, containerization with Docker, cloud services on AWS, and CI/CD