Senior Java Full Stack Developer

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

Job summary

Ethereum Technologies in Lansing, MI seeks a hands-on Senior Java Full Stack Developer to drive e-commerce modernization and platform migration, building scalable backend services with Java/Spring Boot and frontend in React.

The role emphasizes strong microservices architecture, cloud-native development, and experience with REST APIs, Kafka, and design patterns, plus AWS, Docker, Kubernetes, and CI/CD proficiency.

Qualifications

• 8+ years of software engineering experience.
• Hands-on Java full stack with Spring Boot and React.
• Strong microservices and cloud-native development experience.
• Experience with REST APIs, Kafka, and design patterns.
• Experience with AWS, Docker, Kubernetes, and CI/CD.

Responsibilities

• Design and develop scalable Java/Spring Boot microservices and REST APIs.
• Lead e-commerce 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 migration, performance optimization, testing, and releases.
• Collaborate with cross-functional teams and provide technical leadership.
• 8+ years of software engineering experience.

Skills

Java 11/17+

Spring Boot

React

Microservices

REST APIs

Kafka

SQL/NoSQL

Cloud/AWS

CI/CD

Design patterns

Tools

AWS

Docker

Kubernetes

CI/CD

Job description

US Citizen, Green Card, H-1B, OPT-EAD, CPT, Other

Job Title: Senior Java Full Stack Developer

Location: Lansing, MI

Duration: 12 Months + Extension

Bill Rate: $78/hour

Job Type: W-2, 1099, C2C

Client: To Be Discussed Later

Work Authorization: US-Citizen, H-1B, OPT-EAD, GC-EAD

Job Description : We are looking for a hands-on Senior Java Full Stack Application Architect with strong experience in Java, Spring Boot, React, and Microservices Architecture. The candidate will drive e-commerce application modernization, digital transformation, and platform migration initiatives while developing scalable backend services and React-based frontend applications.

Key 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.


• 8+ years of software engineering experience.


• Strong hands-on experience with Java 11/17+, Spring Boot, and React.


• 3+ years of Microservices and cloud-native development.


• Strong experience in 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.

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.