> Markdown version of [/jobs/ext/4205127-application-engineer-microsoft-java-technologies](https://www.wearedevelopers.com/jobs/ext/4205127-application-engineer-microsoft-java-technologies). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md).

---

# Application Engineer (Microsoft & Java Technologies)

- **Company:** UST Inc
- **Location:** Atlanta, GA, United States (Remote available)
- **Experience:** Expert
- **Salary:** $68,000.0 - $102,000.0
- **Contract:** Temporary contract
- **Skills:** ASP.NET, Java (Programming Language), JavaScript (Programming Language), .NET Framework, Application Programming Interfaces (APIs), Amazon Web Services, Component-Based Software Engineering, Application Performance Management, ASP.NET MVC Framework, HTML5, Microsoft Azure, C Sharp (Programming Language), Cascading Style Sheets (CSS), Cloud Engineering, Code Review, Data Centers, Data Integration, IBM DB2, Database Schema, DevOps, Java Platform Enterprise Edition (J2EE), Gradle, JSON, Apache Maven, Microsoft SQL Server, MongoDB, MySQL, .NET Framework 4, OpenShift, Oracle (Applications), SQL Stored Procedures, SQL Databases, Systems Integration, TypeScript, Web Applications, Extensible Markup Language (XML), Data Logging, Enterprise Software Applications, Spring-mvc, ReactJS, Snowflake, Spring-boot, Software Troubleshooting, Git, AngularJS, Kubernetes, Information Technology, Apache Kafka, Restful APIs, Atlassian Bamboo, Docker, Legacy Systems, Microservices
- **Published:** October 21, 2026
- **Apply:** https://diversityjobs.com/career/18722104/Application-Engineer-Microsoft-Java-Technologies-Georgia-Atlanta

## About the Role

* C#, ASP.NET MVC/Core, .NET Framework 4.x, .NET 8/10

 * Java/J2EE, Spring Boot, Spring MVC, Microservices.

 * Angular, React, JavaScript, TypeScript, HTML5, CSS

 * REST APIs, JSON, XML

 * SQL Server, Oracle, DB2, MongoDB, Snowflake, MySQL

 * Azure, AWS, Docker, Kubernetes, OpenShift, Git, Azure DevOps, Maven, Gradle, Bamboo, plunk, Kafka

 * Strong troubleshooting, problem-solving, and communication skills

 * Preferred Qualifications:

 * Experience with application migration and modernization programs.

 * Experience supporting healthcare, insurance, or benefits administration platforms. Knowledge of cloud-native and containerized architectures.

 * Bachelor's degree in Computer Science, Engineering, or related field.

 * 5+ years of enterprise application development and support experience.

 * Key Competencies:

 * Full Stack Development, Application Modernization, Cloud & DevOps Engineering, API & Integration Development, Production Support & Root Cause Analysis, Agile Delivery & Continuous Improvement

## Description

The Senior Application Engineer is responsible for developing, modernizing, and supporting enterprise applications across Microsoft and Java technology stacks. The role supports application migration, modernization, integration, and production support initiatives while working closely with business, infrastructure, and project teams., * Develop and maintain applications using C#, ASP.NET, .NET Framework 4.x, .NET 8/10, Java, Spring Boot, and Microservices.

 * Build web applications using Angular, React, JavaScript, HTML5, and CSS. * Design and develop APIs, integrations, and reusable application components.

 * Participate in solution design, code reviews, and technical planning. Modernization & Migration. Assess and modernize legacy applications.

 * Support application, cloud, and data center migration initiatives.

 * Analyze dependencies, interfaces, and technical risks.

 * Improve application performance, scalability, and security. Database & Integration.

 * Develop and optimize SQL queries, stored procedures, and database objects.

 * Support SQL Server, Oracle, DB2, MongoDB, Snowflake, and MySQL environments. Develop integrations using REST APIs, Kafka, messaging, and file-based interfaces. Production Support & DevOps.

 * Provide Level 3 application support and incident resolution.

 * Perform root cause analysis and implement long-term fixes.

 * Support CI/CD pipelines, deployments, and release activities.

 * Implement monitoring, logging, and automation solutions.

This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required.