Java Full‑Stack Engineer II — Build Scalable UIs & APIs

Mastercard; Helena (MT); On-site; USD 90,000 - 120,000; Full time

Job summary

Mastercard is seeking a Software Engineer II (Java Full Stack Developer) to design and deliver secure, scalable software across front-end and back-end layers. You will collaborate with product owners to create intuitive UIs and data visualizations while ensuring robust performance and security in a global, agile environment.

You will stay current with industry trends, contribute to architectural discussions, and participate in the full SDLC to drive high-quality releases.

Qualifications

• Experience developing and supporting Full Stack Java applications.
• Experience in Full Stack Java Development using Spring 5 or higher.
• Experience of working on Java 8 or higher.
• Good understanding of writing Oracle/SQL databases and performant queries.
• Experience with React or Angular on frontend.
• Experience with CICD pipelines (Jenkins, Maven/Gradle, SonarQube, Chef).
• Experience with servers like Tomcat/Apache and IDEs like STS, Eclipse, IntelliJ, VS.
• Experience developing Rest Based web services using Spring Rest API.
• Understanding of complete SDLC and AGILE methodologies.

Responsibilities

• Design and develop high quality, secure, scalable software solutions based on requirements and design artifacts.
• Work with Product Owners to develop usable UIs and visualizations.
• Stay updated on technology trends to improve skills.
• Participate in architectural discussions, planning, and sizing meetings.
• Develop high quality code with customer-focused approach.
• Provide support during System and User Acceptance Testing.
• Adhere to Agile processes and participate in ceremonies.

Skills

Full Stack Java

Spring 5+

Java 8+

SQL/Oracle

React or Angular

REST API

CI/CD

Tomcat/Apache

IDE proficiency

Tools

Jenkins

Maven/Gradle

SonarQube

Chef

Tomcat

Apache

STS/Eclipse/IntelliJ/VS

REST API tooling

Job description

Mastercard is seeking a Software Engineer II (Java Full Stack Developer) to design and deliver secure, scalable software across front-end and back-end layers. You will collaborate with product owners to create intuitive UIs and data visualizations while ensuring robust performance and security in a global, agile environment.

You will stay current with industry trends, contribute to architectural discussions, and participate in the full SDLC to drive high-quality releases.