Java Back End Developer

Robert Half Technology

📍 Chicago, IL, United States

Full-time other-general Posted February 08, 2026

Job Description

Description We are looking for a skilled Back End Developer to join our team on a long-term contract basis in Chicago, Illinois. In this role, you will contribute to the development and enhancement of mobile application back-end services for a large enterprise client. This is an opportunity to work within a collaborative environment alongside front-end and data specialists, focusing on impactful solutions.

Responsibilities:
• Design, build, and maintain scalable back-end services using Kotlin and Java.
• Develop APIs and configure endpoints for production environments.
• Collaborate with front-end and data teams to ensure seamless integration across systems.
• Utilize modern frameworks and tools such as Ktor, Gradle/Maven, Liquibase, JUnit, and KoTest.
• Work within cloud-native environments, leveraging platforms like AWS Elastic Beanstalk, Lambda, and Postgres.
• Implement trunk-based development workflows through GitHub to ensure efficient and collaborative...