UI Front End Developer

Quantum Technologies. LLC; Chicago (IL); On-site; USD 90,000 - 130,000; Full time

Job summary

Quantum Technologies. LLC seeks a skilled frontend/backend engineer to build scalable UI/Full-stack apps in a fast-paced Chicago environment.

You will collaborate with backend teams using Java and Spring Boot, deploy containerized services in cloud platforms, and contribute to robust API-driven architectures with strong testing and documentation practices.

Qualifications

• Experience building UI with React Native.
• Back-end collaboration using Java/Spring Boot 3.
• Develop full-stack apps by integrating frontend with backend services.
• Design and consume API-driven services.
• Work with CI/CD pipelines and automated deployments.
• Experience with cloud providers and container orchestration.
• Familiarity with data platforms such as S3, Snowflake, PostgreSQL.
• Implement testing, quality and documentation best practices.
• Participate in code reviews and continuous improvement.

Responsibilities

• Develop and enhance UI applications using React Native.
• Collaborate with backend teams on Java & Spring Boot 3.
• Support full-stack development by integrating frontend with backend services.
• Build and consume API-driven service architectures.
• Work with DevOps teams on CI/CD pipelines and automated deployments.
• Develop and manage applications in cloud environments (AWS / Azure / GCP).
• Work with containerization & orchestration tools like Kubernetes / Open Shift.
• Integrate data across platforms such as S3, Snowflake, and PostgreSQL.
• Ensure application scalability, availability, and monitoring.
• Follow best practices for testing, quality, and documentation.
• Participate in code reviews and continuous improvement initiatives.

Skills

React Native

Full-stack development

API-driven architectures

CI/CD practices

Testing & quality assurance

Tools

Java

Spring Boot 3

AWS

Azure

GCP

Kubernetes

OpenShift

S3

Snowflake

PostgreSQL

Job description

• Develop and enhance UI applications using React Native
• Collaborate with backend teams working onJava & Spring Boot 3
• Supportfull-stack developmentby integrating frontend with backend services
• Build and consumeAPI-driven service architectures
• Work with DevOps teams onCI/CD pipelines and automated deployments
• Develop and manage applications incloud environments (AWS / Azure / GCP)
• Work withcontainerization & orchestrationtools likeKubernetes / Open Shift
• Integrate data across platforms such asS3, Snowflake, and PostgreSQL
• Ensure applicationscalability, availability, and monitoring
• Follow best practices fortesting, quality, and documentation
• Participate incode reviewsand continuous improvement initiatives

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.