Java Full Stack Application Architect

Quantum Technologies. LLC; Chicago (IL); On-site; USD 140,000 - 180,000; Full time

Job summary

Quantum Technologies LLC in Chicago seeks a senior software engineer to deliver microservices and cloud-native solutions in enterprise environments. You will develop enterprise-grade Java applications and React-based storefront experiences using TypeScript, while building interfaces between ERP, payments, catalog, and content services.

You will containerize apps with Docker, deploy on Kubernetes/OpenShift on AWS, and implement automated testing with JUnit, Mockito, Postman, and Playwright.

Qualifications

• 8+ years of software engineering experience, including at least 5 years developing enterprise-grade Java applications.
• Experience delivering microservices and cloud-native solutions in large enterprise environments.
• Experience in large-scale commerce, retail, digital transformation, or platform migration programs.

Responsibilities

• Develop React-based storefront experiences using TypeScript and modern state-management patterns.
• Build interfaces between UDP and retained enterprise platforms (ERP, OMS, payments, loyalty, catalog, search, content services).
• Containerize applications with Docker and deploy on Kubernetes/OpenShift in AWS.
• Implement automation for unit, API, integration, UI, and regression testing with JUnit, Mockito, Postman, and Playwright.

Skills

Microservices

Cloud-native

AI experience

React

Tools

Java

TypeScript

Docker

Kubernetes

OpenShift

AWS

Jenkins

GitHub Actions

Postman

Playwright

JUnit

Mockito

Terraform

Kafka

SQL

NoSQL

Maven/Gradle

Job description

• 3+ years delivering microservices and cloud-native solutions in complex enterprise environments.
• 8+ years of software engineering experience, including at least 5 years developing enterprise-grade Java applications.
• Experience in large-scale commerce, retail, digital transformation, or platform migration programs.
• Should have experience on AI solutions
• Develop React-based composable storefront experiences using TypeScript, modern state-management patterns, and reusable components.
• Build interfaces between UDP and retained enterprise platforms, including OMS, ERP, payments, loyalty, catalog, search, and content services.
• Build containerized applications using Docker and deploy workloads to Kubernetes or OpenShift environments on AWS.
• Execute data mapping, conversion, synchronization, reconciliation, migration rehearsals, cutover, and hypercare activities.
• Create unit, component, API, integration, UI, and regression automation using JUnit, Mockito, Postman, and Playwright.
• REST APIs, microservices, DDD and common design patterns AWS, Docker, Kubernetes/OpenShift and CI/CD
• Kafka/event streaming, API gateways and integration patterns Jenkins/GitHub Actions; Terraform preferred
• Oracle/PostgreSQL/MySQL; NoSQL fundamentals JUnit, Mockito, Postman, Playwright and SonarQube
• Secure coding, performance, resiliency and observability Git, Maven/Gradle and Agile engineering practices

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.