Senior Java Full-Stack Engineer - E-Commerce & Cloud

Valiant Technologies LLC; Lansing (MI); On-site; USD 89,000 - 126,000; Full time

Job summary

Valiant Technologies LLC in Lansing, MI is seeking a hands-on Senior Java Full Stack Developer to drive e-commerce modernization and platform migration. You will build scalable backend services with Java/Spring Boot and develop React-based frontends within a microservices architecture.

Responsibilities include designing microservices, REST APIs, and integrations for cart, checkout, catalog, and payments; collaborating with AWS, Docker, Kubernetes, and CI/CD pipelines; and guiding technical

Qualifications

• 8+ years of software engineering experience.
• 3+ years of Microservices and cloud-native development.
• Strong hands-on experience with Java 11/17+, Spring Boot, and React.
• Experience with REST APIs, Kafka, and design patterns.
• Experience with AWS, Docker, Kubernetes, and CI/CD.
• Strong knowledge of SQL/NoSQL databases and automated testing.
• Salesforce Commerce Cloud (SFCC).
• Headless / Composable Commerce architecture.

Responsibilities

• Design and develop scalable Java/Spring Boot microservices and REST APIs.
• Lead e-commerce application modernization and digital transformation projects.
• Develop integrations for cart, checkout, catalog, search, order, and payment services.
• Work with AWS, Docker, Kubernetes, and CI/CD pipelines.
• Support application migration, performance optimization, testing, and production releases.
• Collaborate with cross-functional teams and provide technical leadership.

Skills

Java

Spring Boot

React

Microservices

REST APIs

Kafka

CI/CD

Cloud-native

Automated testing

SQL/NoSQL

SFCC

Headless Commerce

Tools

AWS

Docker

Kubernetes

Job description

Valiant Technologies LLC in Lansing, MI is seeking a hands-on Senior Java Full Stack Developer to drive e-commerce modernization and platform migration. You will build scalable backend services with Java/Spring Boot and develop React-based frontends within a microservices architecture.

Responsibilities include designing microservices, REST APIs, and integrations for cart, checkout, catalog, and payments; collaborating with AWS, Docker, Kubernetes, and CI/CD pipelines; and guiding technical