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# Sr. Java Developer

- **Company:** Insight Global
- **Location:** Maryland Heights, MO, United States
- **Experience:** Expert
- **Contract:** Permanent contract
- **Skills:** Java (Programming Language), .NET Framework, Application Programming Interfaces (APIs), Artificial Intelligence, Amazon Web Services, Data Analysis, Code Review, Identity and Access Management, PostgreSQL, Microsoft SQL Server, Performance Tuning, Software Deployment, Datadog, Java Application Server, Enterprise Software Applications, Okta, Grafana, Spring-boot, Containerization, Apache Kafka, Restful APIs, Splunk, Appdynamics, Microservices
- **Published:** October 16, 2026
- **Apply:** https://www.techcareers.com/job.asp?id=3451614862&tx=HT7872THT&pt=1&aff=0B19D771-A501-4A5E-8338-2A822B784D54&utm_source=Job%20Feed&utm_medium=textkernel&utm_campaign=DE&utm_term=0B19D771-A501-4A5E-8338-2A822B784D54

## About the Role

10+ years of technical experience in enterprise application development Strong full-stack Java development (Spring Boot, microservices, REST APIs) Hands-on data analysis, production issue resolution at enterprise scale Experience leveraging AI tools for development, code reviews, and automation AWS cloud experience (EKS, Aurora PostgreSQL, IAM, containerized deployments) SQL Server, PostgreSQL database development and performance tuning Kafka or event-driven messaging architecture Experience with CI/CD pipelines and production deployment processes Monitoring/observability tools (AppDynamics, Splunk, DataDog) Keycloak / SSO / identity management Experience migrating .NET applications to Java/microservices Experience with Broadband / Telecom Provider

## Description

A large telecom employer is seeking an experienced Java Developer to join a team responsible for modernizing a critical workforce management application used by back-office agents within the Field Operations organization. This role will focus on migrating a legacy .NET application to a Java-based architecture while maintaining and enhancing functionality related to appointment scheduling, forecasting, PTO management, and other workforce planning activities. On a daily basis, the developer will work closely with architects, business stakeholders, and cross-functional teams to gather requirements, design scalable solutions, develop and enhance Java applications, and ensure seamless integration with existing enterprise systems. Responsibilities include translating business requirements into technical designs, developing and consuming APIs, participating in code reviews, troubleshooting production issues, creating technical documentation, and supporting testing and deployment efforts. The
ideal candidate will play a key role in modernizing the platform, improving system performance and scalability, and contributing to architectural discussions while working in an Agile environment alongside product, QA, and development teams.